EDCS Attribute Symbolic Constant: EAC_WAKE_INTENSITY

EDCS Attribute Code: 1546

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fraction of the production rate of <WATERBODY_SURFACE> wakes induced by the movement of a <VESSEL> relative to <WATER_WAVE>s and <WATER_CURRENT>s. Zero means no wake at all and one means maximum intensity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: HYDROGRAPHIC_TRNSP, RATE_OR_RATIO, TRNSP, WATERBODY_SURFACE

Reference Type: IR

Reference: [EBEV, 4.3.1.3, Bits: 7-8 (Trailing Effects)]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WALL_PREDOMINANT_PATTERN

EDCS Attribute Code: 1547

Definition:
The predominant visual pattern of the exterior <SURFACE>s of the <EXTERIOR_WALL>s of a <STRUCTURE>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	BRICK	EEC_WALLPREDPAT_BRICK	Brick.	n/a
2	CLAPBOARD	EEC_WALLPREDPAT_CLAPBOARD	Horizontal, appearing to be constructed using long thin boards with one edge thicker than the other, where a board is lapped over the board below; clapboard.	n/a
3	CORRUGATED	EEC_WALLPREDPAT_CORRUGATED	Alternating ridges and grooves in a parallel pattern, often of metal; corrugated.	n/a
4	LOG	EEC_WALLPREDPAT_LOG	Horizontal, appearing to be constructed of <LOG>s.	n/a
5	MOSAIC	EEC_WALLPREDPAT_MOSAIC	Consists of small coloured pieces, as of stone or tile in a decorative pattern; mosaic.	n/a
6	MULTIPLE_PATTERNS_PRESENT	EEC_WALLPREDPAT_MULTIPLE_PATTERNS_PRESENT	More than one pattern, or an aggregate <OBJECT> has multiple single-pattern <WALL>s.	n/a
7	NO_PATTERN_PRESENT	EEC_WALLPREDPAT_NO_PATTERN_PRESENT	No pattern is present.	n/a
8	RECTANGULAR	EEC_WALLPREDPAT_RECTANGULAR	Predominantly of rectangular shapes.	n/a
9	RUBBLE	EEC_WALLPREDPAT_RUBBLE	Consists of irregularly shaped and sized fragments consistent with the destruction of a previously intact <SURFACE>; rubble.	n/a
10	SMOOTH	EEC_WALLPREDPAT_SMOOTH	Uniform and appearing to have no texture; smooth.	n/a
11	STUCCO	EEC_WALLPREDPAT_STUCCO	A rough texture having the appearance of stucco.	n/a
12	TIMBER_FRAME	EEC_WALLPREDPAT_TIMBER_FRAME	Consists of a pattern of timbers, supporting a secondary <MATERIAL> (for example: stucco); timber frame.	n/a
13	WINDOW_WITH_GLASS	EEC_WALLPREDPAT_WINDOW_WITH_GLASS	Predominantly smooth, transparent or reflective, and composed principally of <WINDOW>s or glass.	n/a

EDCS Group Labels: SUPPORT_STRUCTURE, SURFACE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WALL_PREDOMINANT_SURFACE_MATERIAL

EDCS Attribute Code: 1548

Definition:
The predominant outermost <MATERIAL> covering the <SURFACE> of a <WALL>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ALUMINUM	EEC_WALLPREDSRFMAT_ALUMINUM	Aluminum.	n/a		[SOED, "aluminum"]
2	CEMENT	EEC_WALLPREDSRFMAT_CEMENT	Cement.	n/a		[SOED, "cement", 1]
3	COBBLE	EEC_WALLPREDSRFMAT_COBBLE	Cobble.	n/a		[SOED, "cobble", 1]
4	CONCRETE	EEC_WALLPREDSRFMAT_CONCRETE	Concrete.	n/a		[SOED, "concrete", 1]
5	CONGLOMERATE	EEC_WALLPREDSRFMAT_CONGLOMERATE	Conglomerate.	n/a		[SOED, "conglomerate", B.1]
6	EARTHEN	EEC_WALLPREDSRFMAT_EARTHEN	Earthen.	n/a		[SOED, "earthen", 1]
7	GLASS	EEC_WALLPREDSRFMAT_GLASS	Glass.	n/a		[SOED, "glass", 1]
8	MARBLE	EEC_WALLPREDSRFMAT_MARBLE	Marble.	n/a		[SOED, "marble", 1]
9	MASONRY	EEC_WALLPREDSRFMAT_MASONRY	Masonry.	n/a		[SOED, "masonry", 1]
10	METAL	EEC_WALLPREDSRFMAT_METAL	Metal.	n/a		[SOED, "metal", 1.a]
11	MUD	EEC_WALLPREDSRFMAT_MUD	Mud.	n/a		[SOED, "mud", n1 1]
12	NO_WALL_PRESENT	EEC_WALLPREDSRFMAT_NO_WALL_PRESENT	No wall is present.	n/a
13	PLASTIC	EEC_WALLPREDSRFMAT_PLASTIC	Plastic.	n/a		[SOED, "plastic", n3 4b]
14	REINFORCED_CONCRETE	EEC_WALLPREDSRFMAT_REINFORCED_CONCRETE	Reinforced concrete.	n/a
15	SHINGLE	EEC_WALLPREDSRFMAT_SHINGLE	Shingle.	n/a		[SOED, "shingle", n1 1]
16	STEEL	EEC_WALLPREDSRFMAT_STEEL	Steel.	n/a		[SOED, "steel", n1 1]
17	STONE	EEC_WALLPREDSRFMAT_STONE	Stone.	n/a		[SOED, "stone", 2]
18	VINYL	EEC_WALLPREDSRFMAT_VINYL	Vinyl.	n/a		[SOED, "vinyl", 2]
19	WOOD	EEC_WALLPREDSRFMAT_WOOD	Wood.	n/a		[SOED, "wood", n1 4a]

EDCS Group Labels: MATERIAL, SUPPORT_STRUCTURE, SURFACE, SURFACE_MATERIAL

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WALL_TYPE

EDCS Attribute Code: 1549

Definition:
The type of a <WALL>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	RETAINING	EEC_WALLTY_RETAINING	Built to hold in place a mass of <SOIL>, often at the edge of a terrace or <EXCAVATION>; retaining.	IR	[FACC, Annex B, WTI:2]
2	STANDING	EEC_WALLTY_STANDING	Does not have a retaining function; standing.	IR	[FACC, Annex B, WTI:1]

EDCS Group Labels: SUPPORT_STRUCTURE

Reference Type: IR

Reference: [FACC, Annex B: WTI]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_ACOUSTIC_TRANS_LOSS_MODEL

EDCS Attribute Code: 1550

Definition:
A type of <<ACOUSTIC_TRANSMISSION_LOSS>> model or database for <WATERBODY>s.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ASPM	EEC_WTRACTRNMLOSS_ASPM	Acoustic System Performance Model (ASPM).	IR	[OAML]
2	ASTRAL	EEC_WTRACTRNMLOSS_ASTRAL	Automated Signal Excess Prediction System (ASEPS) TRAnsmission Loss (ASTRAL) model.	IR	[OAML]
3	CASS	EEC_WTRACTRNMLOSS_CASS	Comprehensive Acoustic Sonar Simulation (CASS), a high- and mid-frequency model.	IR	[OAML]
4	FEPE	EEC_WTRACTRNMLOSS_FEPE	Finite Element Parabolic Equation (FEPE) model.	IR	[COLL]
5	GRAB	EEC_WTRACTRNMLOSS_GRAB	Gaussian Ray Bundle (GRAB) high frequency model.	IR	[OAML]
6	KRAKEN	EEC_WTRACTRNMLOSS_KRAKEN	KRAKEN normal mode model.	IR	[PORT]
7	RAM	EEC_WTRACTRNMLOSS_RAM	Range-dependent Acoustic Model (RAM).	IR	[RAM]
8	RAYMODE	EEC_WTRACTRNMLOSS_RAYMODE	RAYMODE eigen ray model.	IR	[OAML]

EDCS Group Labels: ACOUSTIC_PHENOMENON, ALGORITHM_RELATED, WATERBODY_STATE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_ATTENUATION_TURBIDITY

EDCS Attribute Code: 1551

Definition:
A measurement of the reduction of transparency of a liquid caused attenuation due to by the presence of undissolved matter; turbidity. The measurement shall be made in accordance with the procedures specified in 6.4 of I7027.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LIGHTING_AND_VISIBILITY, WATERBODY_STATE

Reference Type: PR

Reference: I7027, 6.3

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_CHANNEL_SAFE_HORIZONTAL_CLEARANCE

EDCS Attribute Code: 1572

Definition:
The minimum safe horizontal distance between adjacent <STRUCTURE>s on either side of a <WATER_CHANNEL>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, HYDROGRAPHIC_ARTEFACT, HYDROGRAPHIC_TRNSP, SUPPORT_STRUCTURE, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: SHC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_CHANNEL_TYPE

EDCS Attribute Code: 1573

Definition:
The type of a <WATER_CHANNEL>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	LAGOONAL	EEC_WTRCHNLTY_LAGOONAL	Passing through a <LAGOON>.	PR	[FACC, Annex B, CHT:1]

EDCS Group Labels: HYDROGRAPHIC_ARTEFACT, HYDROGRAPHIC_TRNSP, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: CHT]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_CURRENT_APPEARANCE_MONTH

EDCS Attribute Code: 1574

Definition:
The <<MONTH>> of appearance of a <WATER_CURRENT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	JANUARY	EEC_WTRCURAPMON_JANUARY	January.	IR	[FACC, Annex B, HS1:1]	[SOED, "January"]
2	FEBRUARY	EEC_WTRCURAPMON_FEBRUARY	February.	IR	[FACC, Annex B, HS1:2]	[SOED, "February"]
3	MARCH	EEC_WTRCURAPMON_MARCH	March.	IR	[FACC, Annex B, HS1:3]	[SOED, "March"]
4	APRIL	EEC_WTRCURAPMON_APRIL	April.	IR	[FACC, Annex B, HS1:4]	[SOED, "April"]
5	MAY	EEC_WTRCURAPMON_MAY	May.	IR	[FACC, Annex B, HS1:5]	[SOED, "May"]
6	JUNE	EEC_WTRCURAPMON_JUNE	June.	IR	[FACC, Annex B, HS1:6]	[SOED, "June"]
7	JULY	EEC_WTRCURAPMON_JULY	July.	IR	[FACC, Annex B, HS1:7]	[SOED, "July"]
8	AUGUST	EEC_WTRCURAPMON_AUGUST	August.	IR	[FACC, Annex B, HS1:8]	[SOED, "August"]
9	SEPTEMBER	EEC_WTRCURAPMON_SEPTEMBER	September.	IR	[FACC, Annex B, HS1:9]	[SOED, "September"]
10	OCTOBER	EEC_WTRCURAPMON_OCTOBER	October.	IR	[FACC, Annex B, HS1:10]	[SOED, "October"]
11	NOVEMBER	EEC_WTRCURAPMON_NOVEMBER	November.	IR	[FACC, Annex B, HS1:11]	[SOED, "November"]
12	DECEMBER	EEC_WTRCURAPMON_DECEMBER	December.	IR	[FACC, Annex B, HS1:12]	[SOED, "December"]

EDCS Group Labels: TIME, WATERBODY_STATE

Reference Type: IR

Reference: [FACC, Annex B: HS1]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_CURRENT_DIRECTION

EDCS Attribute Code: 1575

Definition:
The <<GEODETIC_AZIMUTH>> of the <DIRECTION> of a <WATER_CURRENT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, WATERBODY_STATE

Reference Type: IR

Reference: [FACC, Annex B: D60-D71 and D80-D91]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_CURRENT_DISAPPEARANCE_MONTH

EDCS Attribute Code: 1576

Definition:
The <<MONTH>> of disappearance of a <WATER_CURRENT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	JANUARY	EEC_WTRCURDISAPMON_JANUARY	January.	IR	[FACC, Annex B, HS2:1]	[SOED, "January"]
2	FEBRUARY	EEC_WTRCURDISAPMON_FEBRUARY	February.	IR	[FACC, Annex B, HS2:2]	[SOED, "February"]
3	MARCH	EEC_WTRCURDISAPMON_MARCH	March.	IR	[FACC, Annex B, HS2:3]	[SOED, "March"]
4	APRIL	EEC_WTRCURDISAPMON_APRIL	April.	IR	[FACC, Annex B, HS2:4]	[SOED, "April"]
5	MAY	EEC_WTRCURDISAPMON_MAY	May.	IR	[FACC, Annex B, HS2:5]	[SOED, "May"]
6	JUNE	EEC_WTRCURDISAPMON_JUNE	June.	IR	[FACC, Annex B, HS2:6]	[SOED, "June"]
7	JULY	EEC_WTRCURDISAPMON_JULY	July.	IR	[FACC, Annex B, HS2:7]	[SOED, "July"]
8	AUGUST	EEC_WTRCURDISAPMON_AUGUST	August.	IR	[FACC, Annex B, HS2:8]	[SOED, "August"]
9	SEPTEMBER	EEC_WTRCURDISAPMON_SEPTEMBER	September.	IR	[FACC, Annex B, HS2:9]	[SOED, "September"]
10	OCTOBER	EEC_WTRCURDISAPMON_OCTOBER	October.	IR	[FACC, Annex B, HS2:10]	[SOED, "October"]
11	NOVEMBER	EEC_WTRCURDISAPMON_NOVEMBER	November.	IR	[FACC, Annex B, HS2:11]	[SOED, "November"]
12	DECEMBER	EEC_WTRCURDISAPMON_DECEMBER	December.	IR	[FACC, Annex B, HS2:12]	[SOED, "December"]

EDCS Group Labels: TIME, WATERBODY_STATE

Reference Type: IR

Reference: [FACC, Annex B: HS2]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_CURRENT_REFERENCE

EDCS Attribute Code: 1577

Definition:
The reference time of a measurement of a <WATER_CURRENT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AT_HIGH_WATER	EEC_WTRCURREFR_AT_HIGH_WATER	At high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C60, C80, and D80]	[S32, "high water"]
2	ONE_HOUR_AFT_HIGH_WATER	EEC_WTRCURREFR_ONE_HOUR_AFT_HIGH_WATER	One hour after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C61, C81, and D81]	[S32, "high water"]
3	TWO_HRS_AFT_HIGH_WATER	EEC_WTRCURREFR_TWO_HRS_AFT_HIGH_WATER	Two hours after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C62, C82, and D82]	[S32, "high water"]
4	THREE_HRS_AFT_HIGH_WATER	EEC_WTRCURREFR_THREE_HRS_AFT_HIGH_WATER	Three hours after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C63, C83, and D83]	[S32, "high water"]
5	FOUR_HRS_AFT_HIGH_WATER	EEC_WTRCURREFR_FOUR_HRS_AFT_HIGH_WATER	Four hours after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C64, C84, and D84]	[S32, "high water"]
6	FIVE_HRS_AFT_HIGH_WATER	EEC_WTRCURREFR_FIVE_HRS_AFT_HIGH_WATER	Five hours after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C65, C85, and D85]	[S32, "high water"]
7	SIX_HRS_AFT_HIGH_WATER	EEC_WTRCURREFR_SIX_HRS_AFT_HIGH_WATER	Six hours after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C66, C86, and D86]	[S32, "high water"]
8	SEVEN_HRS_AFT_HIGH_WATER	EEC_WTRCURREFR_SEVEN_HRS_AFT_HIGH_WATER	Seven hours after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C87 and D87]	[S32, "high water"]
9	EIGHT_HRS_AFT_HIGH_WATER	EEC_WTRCURREFR_EIGHT_HRS_AFT_HIGH_WATER	Eight hours after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C88 and D88]	[S32, "high water"]
10	NINE_HRS_AFT_HIGH_WATER	EEC_WTRCURREFR_NINE_HRS_AFT_HIGH_WATER	Nine hours after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C89 and D89]	[S32, "high water"]
11	TEN_HRS_AFT_HIGH_WATER	EEC_WTRCURREFR_TEN_HRS_AFT_HIGH_WATER	Ten hours after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C90 and D90]	[S32, "high water"]
12	ELEVEN_HRS_AFT_HIGH_WATER	EEC_WTRCURREFR_ELEVEN_HRS_AFT_HIGH_WATER	Eleven hours after high water, referenced to the high water <SOUNDING_DATUM>.	IR	[FACC, Annex B, C91 and D91]	[S32, "high water"]
13	AT_TIDE	EEC_WTRCURREFR_AT_TIDE	At high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D60]
14	ONE_HOUR_AFT_TIDE	EEC_WTRCURREFR_ONE_HOUR_AFT_TIDE	One hour after high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D61]
15	TWO_HRS_AFT_TIDE	EEC_WTRCURREFR_TWO_HRS_AFT_TIDE	Two hours after high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D62]
16	THREE_HRS_AFT_TIDE	EEC_WTRCURREFR_THREE_HRS_AFT_TIDE	Three hours after high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D63]
17	FOUR_HRS_AFT_TIDE	EEC_WTRCURREFR_FOUR_HRS_AFT_TIDE	Four hours after high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D64]
18	FIVE_HRS_AFT_TIDE	EEC_WTRCURREFR_FIVE_HRS_AFT_TIDE	Five hours after high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D65]
19	SIX_HRS_AFT_TIDE	EEC_WTRCURREFR_SIX_HRS_AFT_TIDE	Six hours after high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D66]
20	FIVE_HRS_BEFORE_TIDE	EEC_WTRCURREFR_FIVE_HRS_BEFORE_TIDE	Five hours before high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D67]
21	FOUR_HRS_BEFORE_TIDE	EEC_WTRCURREFR_FOUR_HRS_BEFORE_TIDE	Four hours before high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D68]
22	THREE_HRS_BEFORE_TIDE	EEC_WTRCURREFR_THREE_HRS_BEFORE_TIDE	Three hours before high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D69]
23	TWO_HRS_BEFORE_TIDE	EEC_WTRCURREFR_TWO_HRS_BEFORE_TIDE	Two hours before high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D70]
24	ONE_HOUR_BEFORE_TIDE	EEC_WTRCURREFR_ONE_HOUR_BEFORE_TIDE	One hour before high tide, referenced to a nationally specified <SOUNDING_DATUM>.	IR	[FACC, Annex B, D71]

EDCS Group Labels: TIME, WATERBODY_STATE

Reference Type: IR

Reference: [FACC, Annex B, C60-C80 and D60-D91]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_CURRENT_SPEED

EDCS Attribute Code: 1578

Definition:
The <<SPEED>> of a <WATER_CURRENT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: RATE_OR_RATIO, WATERBODY_STATE

Reference Type: IR

Reference: [FACC, Annex B: CRS]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_CURRENT_TYPE

EDCS Attribute Code: 1579

Definition:
The type of a <WATER_CURRENT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	EBB_TIDE	EEC_WTRCURTY_EBB_TIDE	Horizontal and associated with a falling <TIDE>; an ebb tide.	PR	[S57A, Attribute, CAT_TS:2]
2	FLOOD_TIDE	EEC_WTRCURTY_FLOOD_TIDE	Horizontal and associated with a rising <TIDE>; a flood tide.	PR	[S57A, Attribute, CAT_TS:1]
3	GENERAL_FLOW	EEC_WTRCURTY_GENERAL_FLOW	Horizontal; a general current.	PR	[S32, "current"]
4	LONGSHORE	EEC_WTRCURTY_LONGSHORE	Paralleling the <SHORE> largely within the <SURF_ZONE>, caused by the excess <WATER> brought to the zone by the small net mass transport of <WIND_WAVE>s; a longshore or littoral current.	PR	[S32, "longshore current"]
5	NON_EBB_FLOOD_TIDAL	EEC_WTRCURTY_NON_EBB_FLOOD_TIDAL	Horizontal and associated with <TIDE>s other than <<<EBB_TIDE>>> or <<<FLOOD_TIDE>>>; a non ebb/flood tidal flow. EXAMPLE Rotary flow.	PR	[S57A, Attribute, CAT_TS:3]
6	OCEAN	EEC_WTRCURTY_OCEAN	<<<GENERAL_FLOW>>> in the <OCEAN>; an ocean current.	IR	[FACC, Annex B, CUR:5]
7	RIVER	EEC_WTRCURTY_RIVER	<<<GENERAL_FLOW>>> in <INLAND_WATER>s; a river current.	IR	[FACC, Annex B, CUR:4]
8	RIP	EEC_WTRCURTY_RIP	Return flow that is piled up on a <SHORE> by incoming <WATER_WAVE>s and <WIND>; a rip current.	PR	[S32, "current: rip"]
9	TIDAL	EEC_WTRCURTY_TIDAL	Horizontal and associated with the rise and fall of the <TIDE>; <<<EBB_TIDE>>> or <<<FLOOD_TIDE>>>; a tidal current.	PR	[S32, "current: tidal"]
10	WIND_DRIVEN	EEC_WTRCURTY_WIND_DRIVEN	Generated by the drag of a semi-permanent <WIND> on a <WATERBODY_SURFACE>; wind driven.	PR	[S32, "current: wind driven"]

EDCS Group Labels: WATERBODY_STATE

Reference Type: IR

Reference: [FACC, Annex B: CUR]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_DEPTH

EDCS Attribute Code: 1580

Definition:
The depth of <WATER> from a <SURFACE_DATUM> to a <WATERBODY_FLOOR>, as a positive number.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: LOCATION, WATERBODY_FLOOR

Reference Type: IR

Reference: [JMCDM, "BATHYMETRIC-MEASUREMENT ocean floor depth dimension"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_DIFFUSE_TURBIDITY

EDCS Attribute Code: 1581

Definition:
A measurement of the reduction of transparency of a liquid caused by diffusion due to the presence of undissolved matter; turbidity. The measurement shall be made in accordance with the procedures specified in 6.3 of I7027.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LIGHTING_AND_VISIBILITY, WATERBODY_STATE

Reference Type: PR

Reference: I7027, 6.3

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_LEVEL_EFFECT

EDCS Attribute Code: 1582

Definition:
The effect of surrounding <WATER> on an <OBJECT>; the water level effect.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ALWAYS_DRY	EEC_WTRLEVEFF_ALWAYS_DRY	Not covered at high water under average meteorological conditions; always dry.	PR	[S57A, Attribute, WATLEV:2]
2	ALWAYS_UNDER_WATER	EEC_WTRLEVEFF_ALWAYS_UNDER_WATER	Remains covered by <WATER> at all times under average meteorological conditions; always under water.	PR	[S57A, Attribute, WATLEV:3]
3	AWASH	EEC_WTRLEVEFF_AWASH	Flush with, or washed by, the <WATER_WAVE>s at low water under average meteorological conditions; awash.	PR	[S57A, Attribute, WATLEV:5]
4	COVERS_AND_UNCOVERS	EEC_WTRLEVEFF_COVERS_AND_UNCOVERS	Periodically extends above and is submerged below the <WATERBODY_SURFACE>; covers and uncovers. EXAMPLE <REEF>.	IR	[S57A, Attribute, WATLEV:4]	[FACC, Annex B, WLE:4]
5	DRYING	EEC_WTRLEVEFF_DRYING	Drying.	IR	[FACC, Annex B, WLE:6]
6	FLOATING	EEC_WTRLEVEFF_FLOATING	Resting or moving on the <WATERBODY_SURFACE> without sinking; floating.	PR	[S57A, Attribute, WATLEV:7]
7	PARTIALLY_SUBMERGED	EEC_WTRLEVEFF_PARTIALLY_SUBMERGED	Partially covered and partially dry at high water; partially submerged.	IR	[S57A, Attribute, WATLEV:1]	[FACC, Annex B, WLE:1]
8	SUBJECT_TO_INUNDATION	EEC_WTRLEVEFF_SUBJECT_TO_INUNDATION	Periodically inundated or covered by floodwater, excluding <TIDAL_WATER>s; subject to inundation.	PR	[S57A, Attribute, WATLEV:6]

EDCS Group Labels: ABSTRACT_OBJECT

Reference Type: IR

Reference: [FACC, Annex B: WLE]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_QUALITY

EDCS Attribute Code: 1583

Definition:
The quality of <WATER> for drinking.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	CONTAMINATED	EEC_WTRQUAL_CONTAMINATED	Contaminated.	IR	[FACC, Annex B, YWQ:3]
2	NON_POTABLE	EEC_WTRQUAL_NON_POTABLE	Not <<<POTABLE>>>.	n/a
3	POTABLE	EEC_WTRQUAL_POTABLE	Suitable for consumption by <HUMAN>s; potable.	IR	[FACC, Annex B, YWQ:1]
4	TREATABLE	EEC_WTRQUAL_TREATABLE	Capable of being treated to become <<<POTABLE>>>.	IR	[FACC, Annex B, YWQ:2]

EDCS Group Labels: INFRASTRUCTURE, WATERBODY_STATE

Reference Type: IR

Reference: [FACC, Annex B: YWQ]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_TABLE_DEPTH

EDCS Attribute Code: 1584

Definition:
The mean depth of a zone of saturation in the subsurface <TERRAIN> except where bounded by an impermeable body (for example: <ROCK>) in which no water table exists; the water table depth.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: HYDROLOGY, LOCATION

Reference Type: IR

Reference: [FACC, Annex B: YWT]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_TYPE

EDCS Attribute Code: 1585

Definition:
The type of available <WATER>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ALKALINE	EEC_WTRTY_ALKALINE	With a pH of 4,5 or less; alkaline.	IR	[FACC, Annex B, SCC:1]
2	BRACKISH	EEC_WTRTY_BRACKISH	Containing greater than or equal to 1 000 and less than or equal to 4 000 milligrams per litre of dissolved salts of minerals; brackish.	IR	[DES]
3	FRESH	EEC_WTRTY_FRESH	Containing less than 1 000 milligrams per litre of dissolved salts or minerals; fresh.	IR	[APDS, "fresh water"]
4	MINERAL	EEC_WTRTY_MINERAL	Containing at least 250 milligrams per litre of dissolved salts and minerals; mineral.	IR	[FACC, Annex B, SCC:4]
5	POTABLE	EEC_WTRTY_POTABLE	Suitable for consumption by <HUMAN>s; potable.	IR	[FACC, Annex B, SCC:9]
6	SALT	EEC_WTRTY_SALT	Containing more than 4 000 milligrams per litre of dissolved salts or minerals; salt.	IR	[FACC, Annex B, SCC:10]

EDCS Group Labels: INFRASTRUCTURE, WATERBODY_STATE

Reference Type: IR

Reference: [FACC, Annex B: SCC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATER_VAPOUR_PRESSURE

EDCS Attribute Code: 1586

Definition:
The partial pressure of water vapour in an <ATMOSPHERE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PRESSURE

EDCS Group Labels: ATMOSPHERE

Reference Type: IR

Reference: [GMET]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_ACOUSTIC_AMBIENT_NOISE_SPECTRAL_MODEL

EDCS Attribute Code: 1552

Definition:
A type of acoustic ambient noise spectral model or database for <WATERBODY>s.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ANDES	EEC_WTRBDACAMBNSE_ANDES	Ambient Noise Directionality Estimation System (ANDES).	IR	[NAVMS, Ambient Noise Directionality Estimation System]
2	ASAPS	EEC_WTRBDACAMBNSE_ASAPS	Advanced Surveillance Acoustic Prediction System (ASAPS).	IR	[NAVMS, Advanced Surveillance Acoustic Prediction System]
3	ASNM	EEC_WTRBDACAMBNSE_ASNM	Arctic Storm Noise Model (ASNM).	IR	[LFAN]
4	DANES	EEC_WTRBDACAMBNSE_DANES	Directional Ambient Noise Estimation System (DANES).	IR	[DANES]
5	FANM	EEC_WTRBDACAMBNSE_FANM	Fast Ambient Noise Model (FANM).	IR	[FANM]
6	HITS	EEC_WTRBDACAMBNSE_HITS	Historical Temporal Shipping (HITS) database.	IR	[OAML, Historical Temporal Shipping Database]
7	RANDI	EEC_WTRBDACAMBNSE_RANDI	Research Ambient Noise Directionality (RANDI) model.	IR	[NAVMS, Research Ambient Noise Directionality]
8	SN	EEC_WTRBDACAMBNSE_SN	Shipping Noise (SN) database.	IR	[OAML, Shipping Noise Database]
9	WRN	EEC_WTRBDACAMBNSE_WRN	Wind and Residual Noise (WRN) database.	IR	[OAML, Wind and Residual Noise Database]

EDCS Group Labels: ACOUSTIC_PHENOMENON, ALGORITHM_RELATED, WATERBODY_STATE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_BIOLUMINESCENCE

EDCS Attribute Code: 1553

Definition:
The rate of photon emittance of visible light from <LIVING_ORGANISM>s in a <WATERBODY>; the waterbody luminescence.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: VOLUMETRIC_ENTITY_EMIT_RATE

EDCS Group Labels: LIGHTING_AND_VISIBILITY, LIVING_ORGANISM, RATE_OR_RATIO, WATERBODY_STATE

Reference Type: IR

Reference: [JMCDM, "BIOLUMINESCENCE-ANALYSIS-FORECAST luminance rate"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_FLOOR_CLUTTER_DENSITY

EDCS Attribute Code: 1554

Definition:
The areal density of <OBJECT>s on a <WATERBODY_FLOOR_REGION> that appear to acoustic sensors to be, but that are not, <EXPLOSIVE_MINE>s.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: AREAL_ENTITY_DENSITY

EDCS Group Labels: ABSTRACT_OBJECT, ACOUSTIC_PHENOMENON, MILITARY_SCIENCE, RATE_OR_RATIO, WATERBODY_FLOOR

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_FLOOR_CONFIGURATION

EDCS Attribute Code: 1555

Definition:
The type of a <WATERBODY_FLOOR_TOPOGRAPHIC_CONFIGURATION>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	BREAK_IN_SLOPE	EEC_WTRBDFLRCFG_BREAK_IN_SLOPE	A break in a slope.	IR	[FACC, Annex B, BCT:2]
2	DEPRESSION_FLAT_BOTTOM	EEC_WTRBDFLRCFG_DEPRESSION_FLAT_BOTTOM	A <TERRAIN_DEPRESSION>, the bottom of which is flat.	IR	[FACC, Annex B, BCT:3]
3	DEPRESSION_SEDIMENT_FILLED	EEC_WTRBDFLRCFG_DEPRESSION_SEDIMENT_FILLED	A <TERRAIN_DEPRESSION> that is filled with <SEDIMENT>.	IR	[FACC, Annex B, BCT:6]
4	DEPRESSION_STEEP_SIDED	EEC_WTRBDFLRCFG_DEPRESSION_STEEP_SIDED	A <TERRAIN_DEPRESSION>, the sides of which are steep.	IR	[FACC, Annex B, BCT:4]
5	DEPRESSION_V_SHAPED	EEC_WTRBDFLRCFG_DEPRESSION_V_SHAPED	A <TERRAIN_DEPRESSION> that is "V" shaped.	IR	[FACC, Annex B, BCT:5]
6	DOUBLE_BREAK_IN_SLOPE	EEC_WTRBDFLRCFG_DOUBLE_BREAK_IN_SLOPE	A double break in a slope.	IR	[FACC, Annex B, BCT:1]
7	ELEVATION_FLAT_TOPPED	EEC_WTRBDFLRCFG_ELEVATION_FLAT_TOPPED	A flat-topped elevation.	IR	[FACC, Annex B, BCT:7]
8	ELEVATION_PEAKED	EEC_WTRBDFLRCFG_ELEVATION_PEAKED	A peaked elevation.	IR	[FACC, Annex B, BCT:8]
9	ELEVATION_ROUNDED	EEC_WTRBDFLRCFG_ELEVATION_ROUNDED	A rounded elevation.	IR	[FACC, Annex B, BCT:9]
10	SCARP_PROBABLY_FAULTED	EEC_WTRBDFLRCFG_SCARP_PROBABLY_FAULTED	A scarp, probably faulted.	IR	[FACC, Annex B, BCT:11]
11	SLUMP_DEBRIS	EEC_WTRBDFLRCFG_SLUMP_DEBRIS	Slump debris.	IR	[FACC, Annex B, BCT:12]
12	SLUMPED_BLOCKS	EEC_WTRBDFLRCFG_SLUMPED_BLOCKS	Slumped blocks.	IR	[FACC, Annex B, BCT:10]
13	STEP	EEC_WTRBDFLRCFG_STEP	A step.	IR	[FACC, Annex B, BCT:13]
14	TERRACE	EEC_WTRBDFLRCFG_TERRACE	A terrace.	IR	[FACC, Annex B, BCT:14]

EDCS Group Labels: PHYSIOGRAPHY, WATERBODY_FLOOR

Reference Type: IR

Reference: [FACC, Annex B: BCT]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_FLOOR_GRAZING_ANGLE

EDCS Attribute Code: 1556

Definition:
The mean angle between the horizontal plane at a <WATERBODY_FLOOR> and the scattered acoustic rays; the waterbody floor grazing angle.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ACOUSTIC_PHENOMENON, ANGULAR_MEASURE, WATERBODY_FLOOR

Reference Type: n/a

Reference: none

Supplemental References: [PUWS]

EDCS Attribute Symbolic Constant: EAC_WATERBODY_FLOOR_MATERIAL_TYPE

EDCS Attribute Code: 1557

Definition:
The predominant type of <MATERIAL> composing a <WATERBODY_FLOOR>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	BEDROCK	EEC_WTRBDFLRMATTY_BEDROCK	<BEDROCK>.	n/a
2	CLAY_AND_SILT	EEC_WTRBDFLRMATTY_CLAY_AND_SILT	Clay and silt.	IR	[FACC, Annex B, BMC:1]
3	CORAL	EEC_WTRBDFLRMATTY_CORAL	<CORAL>.	n/a
4	GRAVEL_AND_COBBLE	EEC_WTRBDFLRMATTY_GRAVEL_AND_COBBLE	Gravel and cobble.	IR	[FACC, Annex B, BMC:4]
5	MIXED	EEC_WTRBDFLRMATTY_MIXED	Mixed <MATERIAL>s.	IR	[FACC, Annex B, BMC:10]
6	PAVED	EEC_WTRBDFLRMATTY_PAVED	Paved.	IR	[FACC, Annex B, BMC:7]
7	PEAT	EEC_WTRBDFLRMATTY_PEAT	Peat.	IR	[FACC, Annex B, BMC:8]	[SOED, "peat", 1]
8	ROCK_AND_BOULDER	EEC_WTRBDFLRMATTY_ROCK_AND_BOULDER	<ROCK>s and boulders.	IR	[FACC, Annex B, BMC:5]
9	ROCKY_OUTCROP	EEC_WTRBDFLRMATTY_ROCKY_OUTCROP	Rocky outcrop or <SEAMOUNT>.	IR	[FACC, Annex B, BMC:13]
10	SAND	EEC_WTRBDFLRMATTY_SAND	<SAND>.	n/a
11	SAND_AND_GRAVEL	EEC_WTRBDFLRMATTY_SAND_AND_GRAVEL	<SAND> and gravel.	IR	[FACC, Annex B, BMC:3]
12	SAND_AND_MUD	EEC_WTRBDFLRMATTY_SAND_AND_MUD	<SAND> and mud.	IR	[FACC, Annex B, BMC:9]
13	SILTY_SAND	EEC_WTRBDFLRMATTY_SILTY_SAND	Silty sands.	IR	[FACC, Annex B, BMC:2]
14	SLASH	EEC_WTRBDFLRMATTY_SLASH	Swampy <LAND>; slash.	IR	[FACC, Annex B, BMC:12]	[SOED, "slash", n3]
15	SNAGS	EEC_WTRBDFLRMATTY_SNAGS	<SNAG>s.	n/a

EDCS Group Labels: MATERIAL, SURFACE_MATERIAL, WATERBODY_FLOOR

Reference Type: IR

Reference: [FACC, Annex B: BMC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_FLOOR_MORPHOLOGY

EDCS Attribute Code: 1558

Definition:
The morphology of a <WATERBODY_FLOOR>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ABYSSAL_HILLS	EEC_WTRBDFLRMRPH_ABYSSAL_HILLS	A <WATERBODY_FLOOR_REGION>, on occasion extensive, of low (100 to 500 metres) elevations in an <ABYSS>; abyssal hills.	PR	[S57A, Attribute, CATSEA:24]
2	ABYSSAL_PLAIN	EEC_WTRBDFLRMRPH_ABYSSAL_PLAIN	An extensive, flat, gently sloping or nearly level <TERRAIN_PLAIN> in an <ABYSS>; an abyssal plain.	PR	[S57A, Attribute, CATSEA:18]
3	APRON	EEC_WTRBDFLRMRPH_APRON	A gently dipping <SURFACE> without <WATERBODY_FLOOR_TOPOGRAPHIC_CONFIGURATION>s, underlain primarily by <SEDIMENT>, at the base of any steeper slope; an apron.	PR	[S57A, Attribute, CATSEA:25]
4	ARCHIPELAGIC_APRON	EEC_WTRBDFLRMRPH_ARCHIPELAGIC_APRON	A gentle slope with a generally smooth <SURFACE>, characteristically found around groups of <ISLAND>s or <<<SEAMOUNT>>>s; an archipelagic apron.	PR	[S57A, Attribute, CATSEA:26]
5	BANK	EEC_WTRBDFLRMRPH_BANK	An elevation over which the <<WATER_DEPTH>> is relatively shallow, but normally sufficient for safe navigation on the <WATERBODY_SURFACE>; a bank.	PR	[S57A, Attribute, CATSEA:3]
6	BASIN	EEC_WTRBDFLRMRPH_BASIN	<WATERBODY_BASIN>.	n/a
7	BENCH	EEC_WTRBDFLRMRPH_BENCH	A level <<<TERRACE>>> that is raised and narrow and that breaks the continuity of a declivity of a <WATERBODY_FLOOR>.	IR	[ESCI]
8	BORDERLAND	EEC_WTRBDFLRMRPH_BORDERLAND	A <WATERBODY_FLOOR_REGION> adjacent to a continent, normally occupied by or bordering a <<<SHELF>>>, that is highly irregular with <<WATER_DEPTH>>s well in excess of those typical of a <<<SHELF>>>; borderland.	PR	[S57A, Attribute, CATSEA:27]
9	CANYON	EEC_WTRBDFLRMRPH_CANYON	<WATERBODY_FLOOR_CANYON>.	n/a
10	CANYON_LAND	EEC_WTRBDFLRMRPH_CANYON_LAND	A <WATERBODY_FLOOR_REGION> including multiple <<<CANYON>>>s.	IR	[FACC, Annex B, SEA:58]
11	CNTNTL_MARGIN	EEC_WTRBDFLRMRPH_CNTNTL_MARGIN	The <WATERBODY_FLOOR_REGION>, generally consisting of <<<SHELF>>>, <<<SLOPE>>> and <<<RISE>>>, separating a continent from the <<<ABYSSAL_PLAIN>>> or <<<DEEP>>>; the continental margin.	PR	[S57A, Attribute, CATSEA:28]
12	CNTNTL_RISE	EEC_WTRBDFLRMRPH_CNTNTL_RISE	A gentle slope rising from the depths of a <WATERBODY> towards the foot of a continental <<<SLOPE>>>; a rise.	PR	[S57A, Attribute, CATSEA:29]
13	CRATER	EEC_WTRBDFLRMRPH_CRATER	A circular <TERRAIN_DEPRESSION>.	IR	[FACC, Annex B, SEA:59]
14	DEEP	EEC_WTRBDFLRMRPH_DEEP	An obsolete term generally restricted to <<WATER_DEPTH>>s greater than 6 000 metres; a deep.	PR	[S57A, Attribute, CATSEA:4]
15	ESCARPMENT	EEC_WTRBDFLRMRPH_ESCARPMENT	An elongated and comparatively steep slope separating gently sloping <WATERBODY_FLOOR_REGION>s; an escarpment or scarp.	PR	[S57A, Attribute, CATSEA:30]
16	FAN	EEC_WTRBDFLRMRPH_FAN	A relatively smooth, fan-like, depositional <WATERBODY_FLOOR_TOPOGRAPHIC_CONFIGURATION> normally sloping away from the outer termination of a <<<CANYON>>>, or <SYSTEM> of <<<CANYON>>>s; a fan or cone.	PR	[S57A, Attribute, CATSEA:31]
17	FLAT	EEC_WTRBDFLRMRPH_FLAT	A level <WATERBODY_FLOOR_REGION> frequently uncovered at low <TIDE>; a flat.	PR	[S57A, Attribute, CATSEA:8]
18	FRACTURE_ZONE	EEC_WTRBDFLRMRPH_FRACTURE_ZONE	An extensive linear zone of irregular topography, characterized by steep-sided or asymmetrical <<<RIDGE>>>s, <<<TROUGH>>>s or <<<ESCARPMENT>>>s; a fracture zone.	PR	[S57A, Attribute, CATSEA:32]
19	GAP	EEC_WTRBDFLRMRPH_GAP	A narrow break or gap in a <<<RIDGE>>> or a <<<RISE>>>.	PR	[S57A, Attribute, CATSEA:33]
20	GAT	EEC_WTRBDFLRMRPH_GAT	A natural or artificial passage or channel through <<<SHOAL>>>s or steep <<<BANK>>>s or across a line of <<<BANK>>>s lying between two channels; a gat.	PR	[S57A, Attribute, CATSEA:2]
21	GUYOT	EEC_WTRBDFLRMRPH_GUYOT	A <<<SEAMOUNT>>> having a comparatively smooth flat top; a guyot or tablemount.	PR	[S57A, Attribute, CATSEA:34]
22	HILL	EEC_WTRBDFLRMRPH_HILL	<HILL>.	n/a
23	HOLE	EEC_WTRBDFLRMRPH_HOLE	A local <TERRAIN_DEPRESSION>, often steep-sided; a hole.	PR	[S57A, Attribute, CATSEA:36]
24	KNOLL	EEC_WTRBDFLRMRPH_KNOLL	A relatively small isolated elevation of a rounded shape; a knoll.	PR	[S57A, Attribute, CATSEA:14]
25	LEDGE	EEC_WTRBDFLRMRPH_LEDGE	A rocky formation continuous with and fringing a <SHORE>; a ledge.	PR	[S57A, Attribute, CATSEA:10]
26	LEVEE	EEC_WTRBDFLRMRPH_LEVEE	A depositional embankment bordering a <<<CANYON>>>, <<<VALLEY>>> or <<<SEA_CHANNEL>>>; a levee.	PR	[S57A, Attribute, CATSEA:37]
27	LOWLAND	EEC_WTRBDFLRMRPH_LOWLAND	Lowland.	IR	[FACC, Annex B, SEA:57]
28	MARINE_BAY	EEC_WTRBDFLRMRPH_MARINE_BAY	<MARINE_BAY>.	n/a
29	MEDIAN_VALLEY	EEC_WTRBDFLRMRPH_MEDIAN_VALLEY	The axial <TERRAIN_DEPRESSION> of a mid-oceanic <<<RIDGE>>>; a median valley.	PR	[S57A, Attribute, CATSEA:38]
30	MOAT	EEC_WTRBDFLRMRPH_MOAT	An annular <TERRAIN_DEPRESSION> that may not be continuous, located at the base of many isolated elevations (for example: a <SEAMOUNT> and/or an <ISLAND>); a moat.	PR	[S57A, Attribute, CATSEA:39]
31	MOUNTAIN	EEC_WTRBDFLRMRPH_MOUNTAIN	<MOUNTAIN>.	n/a
32	MUD_FLAT	EEC_WTRBDFLRMRPH_MUD_FLAT	A relatively level, sandy or muddy coastal <TERRAIN_STRIP> along a <SHORE> or around an <ISLAND>; may be alternately covered and uncovered by the <TIDE> or may be covered by shallow <WATER>; a mud flat.	IR	[ESCI]
33	NARROW	EEC_WTRBDFLRMRPH_NARROW	A navigable narrow part of a <MARINE_BAY>, <MARINE_STRAIT>, or <RIVER>; a narrows.	PR	[S57A, Attribute, CATSEA:12]
34	NONE_IDENTIFIED	EEC_WTRBDFLRMRPH_NONE_IDENTIFIED	A <WATERBODY_FLOOR_REGION> with no identified morphology.	IR	[FACC, Annex B, SEA:1]
35	PEAK	EEC_WTRBDFLRMRPH_PEAK	A prominent elevation either pointed or of a very limited extent across the summit; a peak.	PR	[S57A, Attribute, CATSEA:41]
36	PINNACLE	EEC_WTRBDFLRMRPH_PINNACLE	A high tower or spire-shaped pillar or <ROCK> or <CORAL>, alone or cresting a summit that may extend above the <WATERBODY_SURFACE> and may be an <UNDERWATER_HAZARD>; a pinnacle.	PR	[S57A, Attribute, CATSEA:17]
37	PLATEAU	EEC_WTRBDFLRMRPH_PLATEAU	A <PLATEAU>, one or more sides of which drop off abruptly.	IR	[S57A, Attribute, CATSEA:19]
38	PROVINCE	EEC_WTRBDFLRMRPH_PROVINCE	<BATHYMETRIC_PROVINCE>.	n/a
39	REEF	EEC_WTRBDFLRMRPH_REEF	<REEF>.	n/a
40	RIDGE	EEC_WTRBDFLRMRPH_RIDGE	A narrow <WATERBODY_FLOOR_RIDGE>.	IR	[S57A, Attribute, CATSEA:15]
41	RISE	EEC_WTRBDFLRMRPH_RISE	A broad elevation that rises gently and generally smoothly from the <WATERBODY_FLOOR> forming a <<<RIDGE>>>.	IR	[S57A, Attribute, CATSEA:43]
42	SADDLE	EEC_WTRBDFLRMRPH_SADDLE	A broad pass, resembling in shape a riding saddle, in a <<<RIDGE>>> or between contiguous <<<SEAMOUNT>>>s.	PR	[S57A, Attribute, CATSEA:23]
43	SEA_CHANNEL	EEC_WTRBDFLRMRPH_SEA_CHANNEL	A continuously sloping <TERRAIN_CHANNEL> commonly found in <<<FAN>>>s or <<<ABYSSAL_PLAIN>>>s and customarily bordered by <<<LEVEE>>>s on one or both sides; a sea channel.	PR	[S57A, Attribute, CATSEA:44]
44	SEAMOUNT	EEC_WTRBDFLRMRPH_SEAMOUNT	<SEAMOUNT>.	n/a
45	SEAMOUNT_CHAIN	EEC_WTRBDFLRMRPH_SEAMOUNT_CHAIN	A <NON_EMPTY_SET> of <<<SEAMOUNT>>>s in linear or arcuate alignment; a seamount chain or seamounts.	PR	[S57A, Attribute, CATSEA:45]
46	SHELF	EEC_WTRBDFLRMRPH_SHELF	A <WATERBODY_FLOOR_REGION> adjacent to a continent (or around an <ISLAND>) and extending from the <LOW_WATER_LINE> to a depth at which there is usually a marked increase of downward slope; a shelf.	PR	[S57A, Attribute, CATSEA:21]
47	SHELF_EDGE	EEC_WTRBDFLRMRPH_SHELF_EDGE	A narrow <REGION> at the seaward margin of a <<<SHELF>>> along which is a marked increase of slope; a shelf edge or shelf break.	PR	[S57A, Attribute, CATSEA:46]
48	SHOAL	EEC_WTRBDFLRMRPH_SHOAL	<SHOAL>.	n/a
49	SILL	EEC_WTRBDFLRMRPH_SILL	A <WATERBODY_FLOOR_REGION> of relatively shallow depth restricting the movement of <WATER> between <<<BASIN>>>s; a sill.	PR	[S57A, Attribute, CATSEA:47]
50	SLOPE	EEC_WTRBDFLRMRPH_SLOPE	The slope seaward from the <<<SHELF_EDGE>>> to the upper edge of a <<<CNTNTL_RISE>>> or where there is a general reduction in slope.	PR	[S57A, Attribute, CATSEA:48]
51	SPUR	EEC_WTRBDFLRMRPH_SPUR	A subordinate elevation, <<<RIDGE>>>, or <<<RISE>>> projecting outward from a larger <WATERBODY_FLOOR_TOPOGRAPHIC_CONFIGURATION>; a spur.	PR	[S57A, Attribute, CATSEA:20]
52	TERRACE	EEC_WTRBDFLRMRPH_TERRACE	A relatively flat horizontal or gently inclined <WATERBODY_FLOOR_REGION>, sometimes long and narrow, which is bounded by a steeper ascending slope on one side and by a steeper descending slope on the opposite side; a terrace.	PR	[S57A, Attribute, CATSEA:49]
53	TRENCH	EEC_WTRBDFLRMRPH_TRENCH	<WATERBODY_FLOOR_TRENCH>.	n/a		[S57A, Attribute, CATSEA:6]
54	TROUGH	EEC_WTRBDFLRMRPH_TROUGH	A long <TERRAIN_DEPRESSION>, characteristically flat bottomed and steep-sided and normally shallower than a <<<TRENCH>>>; a trough.	PR	[S57A, Attribute, CATSEA:22]
55	VALLEY	EEC_WTRBDFLRMRPH_VALLEY	A relatively shallow, wide <TERRAIN_DEPRESSION>, the <WATERBODY_FLOOR> of which usually has a continuous gradient; a valley, submarine valley or sea valley. This term is generally not used for <WATERBODY_FLOOR_TOPOGRAPHIC_CONFIGURATION>s that have characteristics of <<<CANYON>>>s for a significant portion of their extent.	PR	[S57A, Attribute, CATSEA:50]

EDCS Group Labels: PHYSIOGRAPHY, WATERBODY_FLOOR

Reference Type: PR

Reference: [S57A, Attribute: CATSEA]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_FLOOR_OBJECT_TYPE

EDCS Attribute Code: 1559

Definition:
The type of a <TERRAIN_SURFACE_OBJECT> that is located on a <WATERBODY_FLOOR>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	FISH_HAVEN	EEC_WTRBDFLROBJTY_FISH_HAVEN	A haven for <FISH>.	IR	[FACC, Annex B, SFC:3]
2	PINNACLE	EEC_WTRBDFLROBJTY_PINNACLE	<WATERBODY_FLOOR_PINNACLE>.	n/a
3	REDUCED_DEPTH	EEC_WTRBDFLROBJTY_REDUCED_DEPTH	Reduced depth indicating presence of an unknown <OBJECT>.	IR	[FACC, Annex B, SFC:8]
4	SHOALING	EEC_WTRBDFLROBJTY_SHOALING	Shoaling indicating possible presence of an unknown <OBJECT>.	IR	[FACC, Annex B, SFC:7]
5	SUBMERGED_PRODUCTION_PLATFORM	EEC_WTRBDFLROBJTY_SUBMERGED_PRODUCTION_PLATFORM	Submerged <MARINE_PLATFORM> for oil or gas production.	IR	[FACC, Annex B, SFC:5]
6	UNEXPLODED_MUNITION	EEC_WTRBDFLROBJTY_UNEXPLODED_MUNITION	Unexploded <MUNITION>.	IR	[FACC, Annex B, SFC:9]
7	UNKNOWN_OBSTRUCTION	EEC_WTRBDFLROBJTY_UNKNOWN_OBSTRUCTION	Unknown <MARINE_OBSTRUCTION>.	IR	[FACC, Annex B, SFC:0]
8	UNSPECIFIED_NON_SUB_CONTACT	EEC_WTRBDFLROBJTY_UNSPECIFIED_NON_SUB_CONTACT	Unspecified non-submarine contact.	IR	[FACC, Annex B, SFC:10]
9	WELL_HEAD	EEC_WTRBDFLROBJTY_WELL_HEAD	Remains of a <WELL_HEAD>.	IR	[FACC, Annex B, SFC:4]
10	WRECK	EEC_WTRBDFLROBJTY_WRECK	<MARINE_WRECK>.	n/a		[FACC, Annex B, SFC:6]

EDCS Group Labels: WATERBODY_FLOOR

Reference Type: IR

Reference: [FACC, Annex B: SFC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_FLOOR_ROUGHNESS_CATEGORY

EDCS Attribute Code: 1560

Definition:
A qualitative characterization of the roughness of a <WATERBODY_FLOOR> at spatial frequencies relevant to <EXPLOSIVE_MINE> detection; the waterbody floor roughness category.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	SMOOTH	EEC_WTRBDFLRRGH_SMOOTH	Smooth. EXAMPLE <SAND>.	n/a
2	MODERATE	EEC_WTRBDFLRRGH_MODERATE	Moderate. EXAMPLE Small-to-medium sized <ROCK>s.	n/a
3	ROUGH	EEC_WTRBDFLRRGH_ROUGH	Rough. EXAMPLE Large sized <ROCK>s.	n/a

EDCS Group Labels: MILITARY_SCIENCE, PHYSIOGRAPHY, WATERBODY_FLOOR

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_PROPERTY_SET_ACOUSTIC_TYPE

EDCS Attribute Code: 1561

Definition:
The type of the acoustic properties of a <WATERBODY_ACOUSTIC_PROPERTY_SET>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ACTIVE_HIGHLIGHT	EEC_WTRBDPRPSETAC_ACTIVE_HIGHLIGHT	The discrete reflection of acoustic energy off an <UNDERWATER_OBJECT>; active highlights.	IR	[PUWS]
2	AMBIENT_NOISE	EEC_WTRBDPRPSETAC_AMBIENT_NOISE	Ambient noise.	IR	[PUWS]
3	BIOLOGIC_NOISE	EEC_WTRBDPRPSETAC_BIOLOGIC_NOISE	Noise from biological sources.	IR	[PUWS]
4	LOSS	EEC_WTRBDPRPSETAC_LOSS	The attenuation of sound traveling through a <WATERBODY> and interacting with the <WATERBODY_FLOOR>; loss.	IR	[PUWS]
5	MARGINAL_ICE_ZONE_NOISE	EEC_WTRBDPRPSETAC_MARGINAL_ICE_ZONE_NOISE	Noise in the marginal zone between <REGION>s of open <WATER> and those covered by <ICE> on a <WATERBODY_SURFACE>.	IR	[PUWS]
6	RAIN_NOISE	EEC_WTRBDPRPSETAC_RAIN_NOISE	Distant rain activity surface noise as a component of <<<AMBIENT_NOISE>>>.	IR	[PUWS]
7	RESIDUAL_NOISE	EEC_WTRBDPRPSETAC_RESIDUAL_NOISE	The residual component of <<<AMBIENT_NOISE>>>.	IR	[PUWS]
8	REVERBERATION	EEC_WTRBDPRPSETAC_REVERBERATION	<REVERBERATION>.	n/a
9	SCATTERING_STRENGTH	EEC_WTRBDPRPSETAC_SCATTERING_STRENGTH	The strength of scattering of acoustic energy from <OBJECT>s in a <WATERBODY>.	IR	[PUWS]
10	SEA_STATE_NOISE	EEC_WTRBDPRPSETAC_SEA_STATE_NOISE	Noise due to the roughness of a <WATERBODY_SURFACE> as a component of <<<AMBIENT_NOISE>>>.	IR	[PUWS]
11	SENSOR	EEC_WTRBDPRPSETAC_SENSOR	Of a sound sensor in a <WATERBODY>.	IR	[PUWS]
12	SHIPPING_NOISE	EEC_WTRBDPRPSETAC_SHIPPING_NOISE	Distant shipping noise as a component of <<<AMBIENT_NOISE>>>.	IR	[PUWS]
13	SIGNAL	EEC_WTRBDPRPSETAC_SIGNAL	Of a sound source in a <WATERBODY>; acoustic signal.	IR	[PUWS]
14	SOUND_SPEED	EEC_WTRBDPRPSETAC_SOUND_SPEED	Affecting the <<WATERBODY_SOUND_SPEED>> (for example: <<WATERBODY_TEMPERATURE>>, <<PRACTICAL_SALINITY>>, and/or pressure).	IR	[PUWS]
15	TEMPERATURE	EEC_WTRBDPRPSETAC_TEMPERATURE	<<WATERBODY_TEMPERATURE>>.	n/a

EDCS Group Labels: ACOUSTIC_PHENOMENON, PROPERTY_SET, WATERBODY_STATE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_SOUND_SPEED

EDCS Attribute Code: 1562

Definition:
The <<SPEED>> of sound in a <WATERBODY>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO, WATERBODY_STATE

Reference Type: n/a

Reference: none

Supplemental References: [PUWS]

EDCS Attribute Symbolic Constant: EAC_WATERBODY_SURFACE_DATA_OBSERVATION_METHOD

EDCS Attribute Code: 1563

Definition:
The method of observation, measurement, collection, prediction, or estimation of one or more characteristics of a <WATERBODY_SURFACE>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AT_SURFACE	EEC_WTRBDSRFOBV_AT_SURFACE	At the <WATERBODY_SURFACE>. EXAMPLE At the crest of any <WATER_WAVE> present.	IR	[AGM1]
2	BELOW_SURFACE	EEC_WTRBDSRFOBV_BELOW_SURFACE	At a point within ten metres below the <WATERBODY_SURFACE>.	IR	[AGM1]
3	BUCKET_MEASURED	EEC_WTRBDSRFOBV_BUCKET_MEASURED	Measured directly with a dip bucket.	IR	[SP35, "surface temperature"]
4	MODEL_BASED	EEC_WTRBDSRFOBV_MODEL_BASED	Predicted or estimated at the precise level of a <WATERBODY_SURFACE>, typically by a model.	IR	[MSO]
5	NOT_SPECIFIED	EEC_WTRBDSRFOBV_NOT_SPECIFIED	Not specified.	n/a
6	REMOTELY_MEASURED	EEC_WTRBDSRFOBV_REMOTELY_MEASURED	Estimated from measurements with an infrared camera or other remote sensing instrument directed at a <WATERBODY_SURFACE> from above.	IR	[MSO]
7	VESSEL_INJECTION	EEC_WTRBDSRFOBV_VESSEL_INJECTION	At the depth of a <VESSEL>'s water intake injection port.	IR	[AGM1]

EDCS Group Labels: LOCATION, WATERBODY_SURFACE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_SURFACE_GRAZING_ANGLE

EDCS Attribute Code: 1564

Definition:
The mean angle between the horizontal plane at a <WATERBODY_SURFACE> and scattered acoustic rays; the waterbody surface grazing angle.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ACOUSTIC_PHENOMENON, ANGULAR_MEASURE, WATERBODY_SURFACE

Reference Type: n/a

Reference: none

Supplemental References: [PUWS]

EDCS Attribute Symbolic Constant: EAC_WATERBODY_SURFACE_ICE_FRACTION

EDCS Attribute Code: 1565

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fractional <<AREA>> of a <WATERBODY_SURFACE> that is covered by <ICE>. Zero means no <ICE> is present and one means the <WATERBODY_SURFACE> is completely covered.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ICE, RATE_OR_RATIO, WATERBODY_SURFACE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_SURFACE_INSTANTANEOUS_HEIGHT

EDCS Attribute Code: 1566

Definition:
The instantaneous height of a <WATERBODY_SURFACE> above a <VERTICAL_DATUM> or <SOUNDING_DATUM>. For <OCEAN>s and <SEA>s the <SOUNDING_DATUM> is defined as MSL corrected for the <TIDE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, WATERBODY_SURFACE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_SURFACE_TEMPERATURE

EDCS Attribute Code: 1567

Definition:
The <<WATERBODY_TEMPERATURE>> measured, estimated, or predicted at or near a <WATERBODY_SURFACE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: THERMO_TEMPERATURE

EDCS Group Labels: TEMPERATURE, WATERBODY_SURFACE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERBODY_SURFACE_U_WIND_STRESS

EDCS Attribute Code: 1568

Definition:
The U component (geodetic west-east direction, where east is positive) of the stress on a <WATERBODY_SURFACE> induced by <WIND>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: MOMENTUM

EDCS Group Labels: ATMOSPHERE, WATERBODY_SURFACE

Reference Type: IR

Reference: [JMCDM, "WAVE-FORECAST-ANALYSIS wind stress u component rate"]

Supplemental References: [NPDM]

EDCS Attribute Symbolic Constant: EAC_WATERBODY_SURFACE_V_WIND_STRESS

EDCS Attribute Code: 1569

Definition:
The V component (geodetic south-north direction, where north is positive) of the stress on a <WATERBODY_SURFACE> induced by <WIND>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: MOMENTUM

EDCS Group Labels: ATMOSPHERE, WATERBODY_SURFACE

Reference Type: IR

Reference: [JMCDM, "WAVE-FORECAST-ANALYSIS wind stress v component rate"]

Supplemental References: [NPDM]

EDCS Attribute Symbolic Constant: EAC_WATERBODY_SURFACE_WIND_STRESS

EDCS Attribute Code: 1570

Definition:
The total stress on a <WATERBODY_SURFACE> induced by <WIND>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: MOMENTUM

EDCS Group Labels: ATMOSPHERE, WATERBODY_SURFACE

Reference Type: n/a

Reference: none

Supplemental References: [NPDM]

EDCS Attribute Symbolic Constant: EAC_WATERBODY_TEMPERATURE

EDCS Attribute Code: 1571

Definition:
The <<TEMPERATURE>> of a <WATERBODY>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: THERMO_TEMPERATURE

EDCS Group Labels: TEMPERATURE, WATERBODY_STATE

Reference Type: IR

Reference: [JMCDM, "SEA-SURFACE-TEMPERATURE-OBSERVATION water temperature"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERCOURSE_CHANNEL_TYPE

EDCS Attribute Code: 1587

Definition:
The type of trough-like depression that is normally occupied by a <WATERCOURSE>; the watercourse channel type.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	BRAIDED	EEC_WTRCRSCHNLTY_BRAIDED	Shallow and subdivided into a number of continually shifting smaller channels that are separated by bar deposits; braided. EXAMPLE Split stream.	IR	[FACC, Annex B, HFC:14]	[FPG]
2	CHANNELIZED	EEC_WTRCRSCHNLTY_CHANNELIZED	Contained in a <TERRAIN_CHANNEL>; channelized.	IR	[FACC, Annex B, HFC:1]	[FPG]
3	GORGE	EEC_WTRCRSCHNLTY_GORGE	<GORGE>.	n/a
4	MEANDERING	EEC_WTRCRSCHNLTY_MEANDERING	The ratio of the actual channel distance to the straight line distance between two <LOCATION>s on the <WATERCOURSE> is greater than 1,5; meandering.	IR	[FPG]
5	NON_MEANDERING	EEC_WTRCRSCHNLTY_NON_MEANDERING	The ratio of the actual channel distance to the straight line distance between two <LOCATION>s on the <WATERCOURSE> is 1,5 or less; non-meandering.	IR	[FACC, Annex B, HFC:8]	[FPG]
6	OXBOW	EEC_WTRCRSCHNLTY_OXBOW	A pronounced meander or horseshoe-shaped loop in a <WATERCOURSE>; oxbow.	IR	[FACC, Annex B, HFC:32]	[FPG]
7	WADI	EEC_WTRCRSCHNLTY_WADI	<WADI>.	n/a

EDCS Group Labels: HYDROLOGY, PHYSIOGRAPHY

Reference Type: IR

Reference: [FPG]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERCOURSE_GAP_WIDTH

EDCS Attribute Code: 1588

Definition:
The predominant <<TERRAIN_GAP_WIDTH>>, measured between the tops of the first accessible breaks in slope above mean water level on each bank of a <WATERCOURSE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, HYDROLOGY

Reference Type: IR

Reference: [FACC, Annex B: GW1, GW2, and GW3]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WATERCOURSE_SINK_TYPE

EDCS Attribute Code: 1589

Definition:
The type of the sink of a <WATERCOURSE>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	DISAPPEARING	EEC_WTRCRSSINKTY_DISAPPEARING	Disappearing.	IR	[FACC, Annex B, HFC:2]
2	DISSIPATING	EEC_WTRCRSSINKTY_DISSIPATING	Dissipating.	IR	[FACC, Annex B, HFC:16]
3	OTHER_DISAPPEARING	EEC_WTRCRSSINKTY_OTHER_DISAPPEARING	Disappearing in other than a sinkhole.	IR	[FACC, Annex B, HFC:31]
4	SINKHOLE_DISAPPEARING	EEC_WTRCRSSINKTY_SINKHOLE_DISAPPEARING	Disappearing in a sinkhole.	IR	[FACC, Annex B, HFC:30]

EDCS Group Labels: HYDROLOGY, INFRASTRUCTURE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WAVE_SPECTRAL_DENSITY

EDCS Attribute Code: 1590

Definition:
The power represented by a spectrum of <WATER_WAVE>s at a particular centre <<FREQUENCY>> and centre <DIRECTION>; the wave spectral density.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: POWER

EDCS Group Labels: WATERBODY_SURFACE

Reference Type: IR

Reference: [PPO]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WAVE_WHITECAP_RATE

EDCS Attribute Code: 1591

Definition:
The rate of occurrence of <WATER_WAVE>s bearing whitecaps on their crests due to <WIND>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: RATE_OR_RATIO, WATERBODY_SURFACE

Reference Type: IR

Reference: [BOWD, Chapter 37]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WAVELENGTH

EDCS Attribute Code: 1592

Definition:
The distance in a periodic wave between two points of corresponding phase in consecutive cycles; the wavelength [AHD, "wavelength", 1].

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WAYPOINT_TYPE

EDCS Attribute Code: 1593

Definition:
The type of an <AVIATION_WAYPOINT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AERODROME	EEC_WAYPTTY_AERODROME	<AERODROME>.	n/a
2	ATC_COMPULSORY	EEC_WAYPTTY_ATC_COMPULSORY	ATC compulsory.	IR	[FACC, Annex B, WPT:10]
3	BACK_COURSE_MARKER	EEC_WAYPTTY_BACK_COURSE_MARKER	Back course marker.	IR	[FACC, Annex B, WPT:23]
4	DME_FIX	EEC_WAYPTTY_DME_FIX	DME fix.	IR	[FACC, Annex B, WPT:22]
5	END_CONTINUOUS_AIRWAY	EEC_WAYPTTY_END_CONTINUOUS_AIRWAY	End of continuous airway procedure.	IR	[FACC, Annex B, WPT:8]
6	ESSENTIAL	EEC_WAYPTTY_ESSENTIAL	Essential.	IR	[FACC, Annex B, WPT:2]
7	FAN_MARKER	EEC_WAYPTTY_FAN_MARKER	Fan marker.	IR	[FACC, Annex B, WPT:24]
8	FINAL_APPROACH_COURSE_FIX	EEC_WAYPTTY_FINAL_APPROACH_COURSE_FIX	A bearing, radial, or track of an instrument approach leading to a <RUNWAY> or an extended centre-line of the <RUNWAY> all without regard to distance; a final approach course fix.	IR	[FACC, Annex B, WPT:15]	[F7110.65]
9	FINAL_APPROACH_FIX	EEC_WAYPTTY_FINAL_APPROACH_FIX	The fix from which the final approach (IFR) to an <AERODROME> is executed and which identifies the beginning of the final approach segment.	IR	[FACC, Annex B, WPT:13]	[F7110.65]
10	FIRST_LEG_MISSED_APPROACH	EEC_WAYPTTY_FIRST_LEG_MISSED_APPROACH	The first leg of a missed approach.	IR	[FACC, Annex B, WPT:12]
11	GATEWAY_FIX	EEC_WAYPTTY_GATEWAY_FIX	The fix at which an <AIRCRAFT> enters a <SPECIAL_USE_AIRSPACE>; a gateway fix.	IR	[FACC, Annex B, WPT:11]
12	HOLDING_FIX	EEC_WAYPTTY_HOLDING_FIX	A specified fix identifiable to a pilot by <AID_TO_NAVIGATION>s or visual reference to the <LAND> used as a reference point in establishing and maintaining the position of an <AIRCRAFT> while holding.	IR	[FACC, Annex B, WPT:14]	[F7110.65]
13	INITIAL_APPROACH_FIX	EEC_WAYPTTY_INITIAL_APPROACH_FIX	Initial approach fix.	IR	[FACC, Annex B, WPT:18]
14	INNER_MARKER	EEC_WAYPTTY_INNER_MARKER	Inner marker.	IR	[FACC, Annex B, WPT:19]
15	MIDDLE_MARKER	EEC_WAYPTTY_MIDDLE_MARKER	Middle marker.	IR	[FACC, Annex B, WPT:20]
16	MISSED_APPROACH_POINT	EEC_WAYPTTY_MISSED_APPROACH_POINT	A <LOCATION> prescribed in each IFR approach procedure at which a missed approach procedure shall be executed if the required visual reference does not exist.	IR	[FACC, Annex B, WPT:16]	[F7110.65]
17	NON_ESSENTIAL	EEC_WAYPTTY_NON_ESSENTIAL	Non-essential.	IR	[FACC, Annex B, WPT:5]
18	OFF_AIRWAY	EEC_WAYPTTY_OFF_AIRWAY	Off-airway.	IR	[FACC, Annex B, WPT:3]
19	OUTER_MARKER	EEC_WAYPTTY_OUTER_MARKER	Outer marker.	IR	[FACC, Annex B, WPT:21]
20	RUNWAY	EEC_WAYPTTY_RUNWAY	Runway.	IR	[FACC, Annex B, WPT:4]
21	RUNWAY_END_COORDINATE	EEC_WAYPTTY_RUNWAY_END_COORDINATE	Runway end coordinate.	IR	[FACC, Annex B, WPT:17]
22	TRANSITION_ESSENTIAL	EEC_WAYPTTY_TRANSITION_ESSENTIAL	Transition-essential.	IR	[FACC, Annex B, WPT:6]
23	UNCHARTED_AIRWAY_INTERSECT	EEC_WAYPTTY_UNCHARTED_AIRWAY_INTERSECT	Uncharted airway intersection.	IR	[FACC, Annex B, WPT:9]
24	VOR_VORDME_VORTAC	EEC_WAYPTTY_VOR_VORDME_VORTAC	A <LOCATION> along a <ROUTE> where services from an <AID_TO_NAVIGATION> providing VOR azimuth, TACAN azimuth, and TACAN DME from one source become available.	IR	[FACC, Annex B, WPT:7]	[F7110.65]

EDCS Group Labels: TRNSP

Reference Type: IR

Reference: [FACC, Annex B: WPT]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WEAPONS_RANGE_TYPE

EDCS Attribute Code: 1594

Definition:
The type of a <WEAPONS_RANGE>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	DEMOLITION_AREA	EEC_WEAPRNGTY_DEMOLITION_AREA	Suitable for breaking up of artificial <STRUCTURE>s by explosive blasting; demolition area.	IR	[FACC, Annex B, FRT:5]
2	FIELD_ARTILLERY	EEC_WEAPRNGTY_FIELD_ARTILLERY	Suitable for use of <FIELD_ARTILLERY>.	IR	[FACC, Annex B, FRT:3]
3	GRENADE	EEC_WEAPRNGTY_GRENADE	Suitable for use of small explosive or chemical bombs detonated by a fuse and which may be thrown by hand or launched from a special device attached to a rifle or carbine; grenade.	IR	[FACC, Annex B, FRT:4]
4	IMPACT_AREA	EEC_WEAPRNGTY_IMPACT_AREA	Designated <BOUNDARY>s within the limits of which all <MUNITION>s will detonate or impact; impact area.	IR	[FACC, Annex B, FRT:6]
5	SMALL_ARMS	EEC_WEAPRNGTY_SMALL_ARMS	Suitable for training with and testing pistols, rifles, machine guns, and other small calibre <WEAPON>s; small arms.	IR	[FACC, Annex B, FRT:1]
6	TANK	EEC_WEAPRNGTY_TANK	Suitable for use of the main gun and other <WEAPON>s found on <ARMOURED_TRACKED_VEHICLE>s, including tanks; such practice may include maneuver as well as discharge of <WEAPON>s.	IR	[FACC, Annex B, FRT:2]

EDCS Group Labels: MILITARY_SCIENCE

Reference Type: IR

Reference: [FACC, Annex B: FRT]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WEATHER_MEASUREMENT_TECHNIQUE

EDCS Attribute Code: 1595

Definition:
The technique or method of weather measurement.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	AUTOMATED	EEC_WXMEASTECH_AUTOMATED	Automated. EXAMPLE Processed from a sensor array.	n/a
2	MANUAL	EEC_WXMEASTECH_MANUAL	Manual. EXAMPLE Visual observation.	n/a

EDCS Group Labels: ATMOSPHERE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WELL_TYPE

EDCS Attribute Code: 1596

Definition:
The type of a <WELL>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ARTESIAN	EEC_WELLTY_ARTESIAN	Artesian.	IR	[FACC, Annex B, SWT:4]	[SOED, "artesian"]
2	DRILLED	EEC_WELLTY_DRILLED	Created by specialized power-drilling <EQUIPMENT> to tap very deep groundwater reservoirs; drilled.	IR	[FACC, Annex B, WFT:7]
3	DUG	EEC_WELLTY_DUG	Created through a (generally manual) process of digging to tap shallow groundwater; dug.	IR	[FACC, Annex B, WFT:6]
4	DUG_OR_DRILLED	EEC_WELLTY_DUG_OR_DRILLED	<<<DUG>>> or <<<DRILLED>>>.	IR	[FACC, Annex B, WFT:5]
5	FOUNTAIN	EEC_WELLTY_FOUNTAIN	An artificial <SPRING> with a <FOUNTAIN>.	IR	[FACC, Annex B, WFT:4]
6	WALLED_IN	EEC_WELLTY_WALLED_IN	Confined by <WALL>s; walled in.	IR	[FACC, Annex B, WFT:2]
7	WATERING_HOLE	EEC_WELLTY_WATERING_HOLE	<WATERING_HOLE>.	n/a		[FACC, Annex B, WFT:1]

EDCS Group Labels: INDUSTRY

Reference Type: IR

Reference: [FACC, Annex B: WFT]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WET_BULB_AIR_TEMPERATURE

EDCS Attribute Code: 1597

Definition:
The <<AIR_TEMPERATURE>> that a parcel of <AIR> would have, if cooled adiabatically at constant <<ATM_PRESSURE>> to the water vapour saturation point by evaporation of <WATER> into it, with all latent heat being supplied by the parcel of <AIR>; the wet bulb air temperature.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: THERMO_TEMPERATURE

EDCS Group Labels: ATMOSPHERE, TEMPERATURE

Reference Type: IR

Reference: [GMET]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WET_GAP_WIDTH

EDCS Attribute Code: 1598

Definition:
The <<WATERCOURSE_GAP_WIDTH>> at low <TIDE>; the wet gap width.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, WATERBODY_SURFACE

Reference Type: IR

Reference: [FACC, Annex B: WD4]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WET_SOIL_TRAFFICABILITY

EDCS Attribute Code: 1599

Definition:
The <<SOIL_TYPE>> further categorized by its wet weather trafficability characteristics.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	CH	EEC_WETSOILTRAF_CH	CH: Inorganic clays of high plasticity, fat clays.	IR	[FACC, Annex B, STG:2]
2	GC_SC_CL	EEC_WETSOILTRAF_GC_SC_CL	One or more of: GC: Clayey gravels, gravel-sand-clay mixtures; SC: Clayey <SAND>s, sand-clay mixtures; and/or CL: Inorganic clays of low to medium plasticity, gravelly clays, sandy clays, silty clays, lean clays.	IR	[FACC, Annex B, STG:3]
3	GM_SM_ML_ML_AND_CL_MH_OL_OH	EEC_WETSOILTRAF_GM_SM_ML_ML_AND_CL_MH_OL_OH	One or more of: GM: Silty gravels, gravel-sand-silt mixtures; SM: Silty <SAND>s, sand-silt mixtures; ML: Inorganic silts and very fine <SAND>s, rock floor, silty or clayey fine <SAND>s or clayey with slight plasticity; ML-CL: <SOIL> type having both ML and CL characteristics; MH: Inorganic silts, micaceous or diatomaceous; OL: Organic silts and organic silty clays; and/or OH: Organic clays of medium to high plasticity, organic silts.	IR	[FACC, Annex B, STG:4]
4	GW_GP_SW_SP	EEC_WETSOILTRAF_GW_GP_SW_SP	One or more of: GW: Well-graded gravels or gravel-sand mixtures, little or no fines; GP: poorly-graded gravels or gravel-sand mixtures, little or no fines; SW: Well graded <SAND> or gravelly <SAND>s, little or no fines; and/or SP: poorly-graded <SAND>s or gravelly <SAND>s, little or no fines.	IR	[FACC, Annex B, STG:1]
5	NOT_EVALUATED	EEC_WETSOILTRAF_NOT_EVALUATED	Not evaluated.	IR	[FACC, Annex B, STG:6]
6	PT	EEC_WETSOILTRAF_PT	PT: Peat and other highly organic <SOIL>s.	IR	[FACC, Annex B, STG:5]

EDCS Group Labels: ATMOSPHERE, LAND_TRNSP, TRNSP

Reference Type: IR

Reference: [FACC, Annex B: STG]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WETLAND_SURFACE_FORM

EDCS Attribute Code: 1600

Definition:
The type and/or structure of a <WETLAND>; the wetland surface form.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ATLANTIC_PLATEAU_BOG	EEC_WETLSRFTY_ATLANTIC_PLATEAU_BOG	A <BOG> with a flat to undulating <SURFACE> raised above the surrounding <LAND>. The edges of the <BOG> commonly slope steeply downwards to the mineral soil <LAND>; an Atlantic plateau bog. Large pools scattered on the <BOG> reach depths of 2 to 4 metres.	IR	[ECORC, Wetland Surface Forms, B09]
2	BASIN_BOG	EEC_WETLSRFTY_BASIN_BOG	A <BOG> situated in a basin with essentially closed drainage that receives <WATER> from <PRECIPITATION> and <RUN_OFF> from the immediate surroundings; a basin bog. The <SURFACE> of the <BOG> is flat with peat generally deepest at the centre.	IR	[ECORC, Wetland Surface Forms, B13]
3	BASIN_SWAMP	EEC_WETLSRFTY_BASIN_SWAMP	A <SWAMP> developed in a topographically defined basin where <WATER> derived locally may be augmented by drainage from other parts of the watershed; a basin swamp. Accumulation of well-decomposed peat is shallow (less than 0,5 metre) at the edge but may reach 2 metres at the centre.	IR	[ECORC, Wetland Surface Forms, S04]
4	BLANKET_BOG	EEC_WETLSRFTY_BLANKET_BOG	A <BOG> consisting of extensive peat deposits that occur more or less uniformly over gently sloping hills and valleys; a blanket bog.	IR	[ECORC, Wetland Surface Forms, B16]
5	DOMED_BOG	EEC_WETLSRFTY_DOMED_BOG	A large <BOG> (<<OUTSIDE_DIAMETER>> usually greater than 500 metres) with a convex <SURFACE> rising several metres above the surrounding <LAND>; a domed bog. The centre usually drains in all <DIRECTION>s; small crescentic pools commonly form around the highest point; a concentric pattern is formed if the highest point is in the centre, while an eccentric pattern is formed if the highest point is off-centre. Peat development is usually greater than 3 metres deep.	IR	[ECORC, Wetland Surface Forms, B04]
6	FLAT_BOG	EEC_WETLSRFTY_FLAT_BOG	A <BOG> having a flat, featureless <SURFACE> and occurring in broad, poorly defined <TERRAIN_DEPRESSION>s; a flat bog. The depth of peat is generally uniform.	IR	[ECORC, Wetland Surface Forms, B14]
7	HORIZONTAL_FEN	EEC_WETLSRFTY_HORIZONTAL_FEN	A fen with a gently sloping, featureless <SURFACE>; a horizontal fen. Occupies broad, often ill-defined depressions and may interconnect with other fens. Peat accumulation is generally uniform.	IR	[ECORC, Wetland Surface Forms, F13]
8	LOWLAND_POLYGON_BOG	EEC_WETLSRFTY_LOWLAND_POLYGON_BOG	A <BOG> with flat-topped or convex peat <SURFACE>s (often referred to as "high-centre polygons") separated by <TRENCH>s over wedges of <ICE> that form a polygonal pattern when viewed from above; lowland polygon bog. The peat was deposited in a permafrost environment as shown by internal structures.	IR	[ECORC, Wetland Surface Forms, B20]
9	NORTHERN_RIBBED_FEN	EEC_WETLSRFTY_NORTHERN_RIBBED_FEN	A fen with parallel, low peat <RIDGE>s ("strings") alternating with wet hollows or shallow pools, oriented across the major slope at right angles to water movement; a northern ribbed fen. The depth of peat is greater than 1 metre.	IR	[ECORC, Wetland Surface Forms, F01]
10	PALSA_BOG	EEC_WETLSRFTY_PALSA_BOG	A type of peat <BOG> with a core of <ICE>, formed adjacent to a mound of <SOIL> that was pushed up by or formed near the edge of a <GLACIER>; found in alpine and arctic regions; a palsa bog.	IR	[FACC, Annex B, BOC:1]	[APDS, "palsa"]
11	PEAT_PLATEAU_BOG	EEC_WETLSRFTY_PEAT_PLATEAU_BOG	A <BOG> composed of perennially frozen peat rising abruptly about 1 metre from the surrounding unfrozen fen; the <SURFACE> is relatively flat and even, and commonly covers large areas; a peat plateau bog. The peat was originally deposited in a non-permafrost environment and is associated in many places with collapse scar <BOG>s or fens.	IR	[ECORC, Wetland Surface Forms, B07]
12	POLYGONAL_PEAT_PLATEAU_BOG	EEC_WETLSRFTY_POLYGONAL_PEAT_PLATEAU_BOG	A perennially frozen <BOG> rising approximately 1 metre above the surrounding fen; the <SURFACE> is relatively flat, scored by a polygonal pattern of <TRENCH>s that developed over wedges of <ICE>; a polygonal peat plateau bog. The permafrost and wedges of <ICE> developed in peat originally deposited in a non-permafrost environment.	IR	[ECORC, Wetland Surface Forms, B05]
13	SHALLOW_BASIN_MARSH	EEC_WETLSRFTY_SHALLOW_BASIN_MARSH	A <MARSH> occurring in a uniformly shallow marsh depression or swale, having a gradual gradient from an often poorly defined edge to the deepest portion, and whose water levels fluctuate rapidly; shallow basin marsh.	IR	[ECORC, Wetland Surface Forms, M11]
14	SHORE_FEN	EEC_WETLSRFTY_SHORE_FEN	A fen with an anchored surface mat that forms the <SHORE> of a pond or <LAKE>. The rooting zone is affected by the <WATER> of the <LAKE> at both normal and flood levels.	IR	[ECORC, Wetland Surface Forms, F07]
15	SHORE_MARSH	EEC_WETLSRFTY_SHORE_MARSH	A <MARSH> occupying the <REGION> between high and low water marks bordering semi-permanent or permanent <LAKE>s; a shore marsh. The <MARSH>, usually found along protected <SHORELINE>s, behind barrier <BEACH>s in <LAGOON>s, on <ISLAND>s, or in embayments, is subject to flooding by a rise in the level of the <LAKE>, <WIND_WAVE>s, or <RUN_OFF>.	IR	[ECORC, Wetland Surface Forms, M14]
16	SLOPE_BOG	EEC_WETLSRFTY_SLOPE_BOG	A <BOG> occurring in areas of high rainfall on appreciably sloping land <SURFACE>s. The bog is fed by rainwater and by water draining from other nutrient-poor peat lands. The peat may exceed 1 metre in thickness.	IR	[ECORC, Wetland Surface Forms, B18]
17	SLOPE_FEN	EEC_WETLSRFTY_SLOPE_FEN	A fen occurring mainly on slow-draining, nutrient-enriched seepage slopes; a slope fen. Pools are usually absent, but wet seepage tracks may occur. Peat <<THICKNESS>> is usually less than 2 metres deep.	IR	[ECORC, Wetland Surface Forms, F11]
18	STREAM_MARSH	EEC_WETLSRFTY_STREAM_MARSH	A <MARSH> occupying <SHORELINE>s, <SAND_BAR>s, stream beds, or <ISLAND>s in continuously flowing <MARSH> that is subject to prolonged annual flooding and is commonly covered by thick layers of sediments; a stream marsh.	IR	[ECORC, Wetland Surface Forms, M06]
19	STREAM_SWAMP	EEC_WETLSRFTY_STREAM_SWAMP	A <SWAMP> occurring along the <WATERBODY_BANK>s of permanent or semi-permanent streams; a stream swamp. The high water table is maintained by the level of <WATER> in the stream. The <SWAMP> is seasonally inundated with subsequent sediment deposition.	IR	[ECORC, Wetland Surface Forms, S01]
20	STRING_BOG	EEC_WETLSRFTY_STRING_BOG	A <BOG> characterized by a pattern of narrow (<<WIDTH>> 2 to 3 metres), low (<<HEIGHT>> less than 1 metre) <RIDGE>s oriented at right angles to the <DIRECTION> of drainage; wet <TERRAIN_DEPRESSION>s or pools occur between the <RIDGE>s; a string bog. The <WATER> and peat are very low in nutrients because the <WATER> has been derived from other ombrotrophic wetlands. The peat <<THICKNESS>> is greater than 1 metre.	IR	[FACC, Annex B, BOC:2]	[ECORC, Wetland Surface Forms, B15]
21	VENEER_BOG	EEC_WETLSRFTY_VENEER_BOG	A <BOG> occurring on gently sloping <LAND> underlain by generally discontinuous <PERMAFROST>; a veneer bog. Although drainage is predominantly below the <SURFACE>, overland flow occurs in poorly defined drain ways during peak <RUN_OFF>. Peat <<THICKNESS>> is usually less than 1,5 metres.	IR	[ECORC, Wetland Surface Forms, B19]

EDCS Group Labels: PHYSIOGRAPHY

Reference Type: IR

Reference: [FACC, Annex B: BOC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIDTH

EDCS Attribute Code: 1601

Definition:
The length of the shorter of two orthogonal linear axes of an <OBJECT>, measured in the horizontal plane. For a square <OBJECT>, either axis may be measured; for a round <OBJECT>, the diameter is measured. For a <BRIDGE>, the distance perpendicular to the axis between the <BRIDGE_PIER>s is measured.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: ABSTRACT_OBJECT, DIMENSION

Reference Type: IR

Reference: [FACC, Annex B: WGF]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_ABSOLUTE_VORTICITY

EDCS Attribute Code: 1602

Definition:
The vorticity of <WIND> determined with respect to an absolute coordinate system; the wind absolute vorticity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: ANGULAR_VELOCITY

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: PR

Reference: [WMO182, "absolute vorticity"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_CALM_FRACTION_CLIMATOLOGY

EDCS Attribute Code: 1603

Definition:
The historical (climatology) fraction of calm <<WIND_SPEED>>s (less than 2,575 metres per second or equivalently five knots).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [GMET]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_CATEGORY

EDCS Attribute Code: 1604

Definition:
A categorization of <WIND> based on <<WIND_SPEED>> and its variability.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	CALM	EEC_WNDCAT_CALM	The absence of air motion or <<WIND_SPEED>>s are less than 1,582 kilometres (1 nautical mile) per hour; calm.	PR	[WMO182, "calm"]
2	NO_GUSTS	EEC_WNDCAT_NO_GUSTS	No gusts.	IR	[FMH1]
3	SQUALL	EEC_WNDCAT_SQUALL	An abrupt and large increase in <<WIND_SPEED>> with a duration on the order of minutes which diminishes rather suddenly.	PR	[WMO182, "squall"]
4	VARIABLE	EEC_WNDCAT_VARIABLE	<WIND> that changes <DIRECTION> frequently.	IR	[GMET, "variable wind"]

EDCS Group Labels: ATMOSPHERE

Reference Type: IR

Reference: [JMCDM, "WIND-ANALYSIS-FORECAST wind type code"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_CHILL_TEMPERATURE_INDEX

EDCS Attribute Code: 1605

Definition:
A means of quantifying the combined effect of low <<AIR_TEMPERATURE>> and <<WIND_SPEED>> on the body <<TEMPERATURE>> of <HUMAN>s that may result in hypothermia. The value is expressed as an equivalent <<TEMPERATURE>> in degrees Celsius given by the formula:
13,1267 + (1,1187 · T) - (13,9468 · V^0,16) + (0,4863 · T · V^0,16)
where V is the <<WIND_SPEED>> in metres per second at a <<HEIGHT_AGL>> of 1,5 metres (approximately 5 feet) and T is the <<AIR_TEMPERATURE>> in degrees Celsius; the wind chill temperature index.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: THERMO_TEMPERATURE

EDCS Group Labels: ATMOSPHERE, TEMPERATURE

Reference Type: IR

Reference: [NWSWC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_CIRCULARITY_COEFFICIENT_CLIMATOLOGY

EDCS Attribute Code: 1606

Definition:
The historical (climatology) quantity of the ratio of the standard deviation of the <<WIND_SPEED_U>> to the standard deviation of the <<WIND_SPEED_V>>, for a defined period of record; the wind circularity coefficient climatology.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [GMET]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_DIRECTION

EDCS Attribute Code: 1607

Definition:
The <<GEODETIC_AZIMUTH>> of the <DIRECTION> from which the <WIND> is blowing.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, ATMOSPHERE

Reference Type: PR

Reference: [WMO182, "wind direction"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_DIRECTION_CLIMATOLOGY

EDCS Attribute Code: 1608

Definition:
The mean historical (climatology) <<WIND_DIRECTION>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, ATMOSPHERE

Reference Type: PR

Reference: [WMO182]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_DIRECTION_OCTANT_CLIMATOLOGY

EDCS Attribute Code: 1609

Definition:
The historical (climatology) <<WIND_DIRECTION>> categorized by cardinal vector octant (a 45 arc degree sector centred on a cardinal direction).

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	NORTH	EEC_WNDOCTDIRCLIM_NORTH	North.	IR	[JMCDM, "CARDINAL-WIND-VECTOR wind direction octant code", N]	[SOED, "north", 1]
2	NORTH_EAST	EEC_WNDOCTDIRCLIM_NORTH_EAST	North-east.	IR	[JMCDM, "CARDINAL-WIND-VECTOR wind direction octant code", NE]	[SOED, "north-east", B.1]
3	EAST	EEC_WNDOCTDIRCLIM_EAST	East.	IR	[JMCDM, "CARDINAL-WIND-VECTOR wind direction octant code", E]	[SOED, "east", 2]
4	SOUTH_EAST	EEC_WNDOCTDIRCLIM_SOUTH_EAST	South-east.	IR	[JMCDM, "CARDINAL-WIND-VECTOR wind direction octant code", SE]	[SOED, "south-east", B1]
5	SOUTH	EEC_WNDOCTDIRCLIM_SOUTH	South.	IR	[JMCDM, "CARDINAL-WIND-VECTOR wind direction octant code", S]	[SOED, "south", A1]
6	SOUTH_WEST	EEC_WNDOCTDIRCLIM_SOUTH_WEST	South-west.	IR	[JMCDM, "CARDINAL-WIND-VECTOR wind direction octant code", SW]	[SOED, "south-west", B1]
7	WEST	EEC_WNDOCTDIRCLIM_WEST	West.	IR	[JMCDM, "CARDINAL-WIND-VECTOR wind direction octant code", W]	[SOED, "west", n2 A1]
8	NORTH_WEST	EEC_WNDOCTDIRCLIM_NORTH_WEST	North-west.	IR	[JMCDM, "CARDINAL-WIND-VECTOR wind direction octant code", NW]	[SOED, "north-west", B]

EDCS Group Labels: ATMOSPHERE

Reference Type: IR

Reference: [JMCDM, "WIND-CLIMATOLOGY mean direction angle"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_DIRECTION_OCTANT_FRACTION

EDCS Attribute Code: 1610

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fraction of observations reporting <<WIND_DIRECTION>>s within a cardinal vector octant (a 45 arc degree sector centred on a cardinal <DIRECTION>).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_DIRECTION_QUALITY

EDCS Attribute Code: 1611

Definition:
The quality of a <<WIND_DIRECTION>> measurement.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ERRONEOUS	EEC_WNDDIRQUAL_ERRONEOUS	The original measurement was in error.	IR	[NCDCM]
2	GOOD	EEC_WNDDIRQUAL_GOOD	Acceptable.	IR	[NCDCM]
3	NO_CHECK	EEC_WNDDIRQUAL_NO_CHECK	No check was performed.	IR	[NCDCM]
4	SUSPECT	EEC_WNDDIRQUAL_SUSPECT	The original measurement may be in error.	IR	[NCDCM]

EDCS Group Labels: ATMOSPHERE

Reference Type: PR

Reference: [WMO182]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_DIRECTION_VARIABILITY

EDCS Attribute Code: 1612

Definition:
The angular range of the <<WIND_DIRECTION>> during a relatively short reporting period.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, ATMOSPHERE

Reference Type: IR

Reference: [FMH1, 5.4.2]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_DIVERGENCE

EDCS Attribute Code: 1613

Definition:
The horizontal expansion or spreading out of the vector field of the <WIND>; the wind divergence.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: RATE

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: PR

Reference: [WMO182]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_EQUIPMENT_TYPE

EDCS Attribute Code: 1614

Definition:
The type of measuring <EQUIPMENT> used to measure a <<WIND_DIRECTION>>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	LORAN_C	EEC_WNDEQTY_LORAN_C	A LORAN C <DEVICE>.	PR	[WMO306, Part B, Code table 0-02-003]
2	OPTICAL_THEODOLITE	EEC_WNDEQTY_OPTICAL_THEODOLITE	An optical theodolite was used to track <LOCATION>s of a balloon.	PR	[WMO306, Part B, Code table 0-02-003]
3	PRESSURE_WITH_WIND	EEC_WNDEQTY_PRESSURE_WITH_WIND	Pressure instrument associated with wind-measuring <EQUIPMENT>.	PR	[WMO306, Part B, Code table 0-02-003]
4	PRESSURE_WITH_WIND_FAILED	EEC_WNDEQTY_PRESSURE_WITH_WIND_FAILED	<<<PRESSURE_WITH_WIND>>>, but pressure element failed during ascent.	PR	[WMO306, Part B, Code table 0-02-003]
5	RADAR_EQUIPMENT	EEC_WNDEQTY_RADAR_EQUIPMENT	Radar <EQUIPMENT>.	PR	[WMO306, Part B, Code table 0-02-003]
6	RADIO_THEODOLITE	EEC_WNDEQTY_RADIO_THEODOLITE	A radio theodolite was used to track <LOCATION>s of a <BALLOON>.	PR	[WMO306, Part B, Code table 0-02-003]
7	SATELLITE	EEC_WNDEQTY_SATELLITE	Remotely sensed from an <ARTIFICIAL_SATELLITE>.	PR	[WMO306, Part B, Code table 0-02-003]
8	VLF_OMEGA	EEC_WNDEQTY_VLF_OMEGA	A VLF OMEGA <DEVICE>.	PR	[WMO306, Part B, Code table 0-02-003]
9	WIND_PROFILER	EEC_WNDEQTY_WIND_PROFILER	A <SYSTEM> consisting of a radiosonde and radiosonde ground <EQUIPMENT>; a wind profiler.	PR	[WMO306, Part B, Code table 0-02-003]

EDCS Group Labels: ATMOSPHERE, DEVICE_AND_EQUIPMENT

Reference Type: IR

Reference: [WMO306]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_GALE_FORCE_RATE_CLIMATOLOGY

EDCS Attribute Code: 1615

Definition:
The fraction of historical (climatology) gale force <<WIND_SPEED>>s (greater than or equal to 17,49 metres per second or equivalently 34 knots).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [GMET]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_GUST_SPEED

EDCS Attribute Code: 1616

Definition:
The <<SPEED>> of a sudden, brief increase in <<WIND_SPEED>>; the wind gust speed.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [WMO182, "gust"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_GUST_SPREAD

EDCS Attribute Code: 1617

Definition:
The difference between adjacent peaks and lulls in <<WIND_SPEED>>; the wind gust spread.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [F5-33]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_OMEGA

EDCS Attribute Code: 1618

Definition:
The vertical rate of movement of <AIR> relative to pressure coordinates, where downward is positive; the wind omega.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PRESSURE_CHANGE_RATE

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [WMO182]

Supplemental References: [GMET]

EDCS Attribute Symbolic Constant: EAC_WIND_RELATIVE_VORTICITY

EDCS Attribute Code: 1619

Definition:
The vorticity of <WIND> determined with respect to a system of coordinates fixed relative to a <PLANETARY_SURFACE>; the wind relative vorticity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: ANGULAR_VELOCITY

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: PR

Reference: [WMO182, "relative vorticity"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_RESPONSE_FRACTION

EDCS Attribute Code: 1620

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fraction of the response to the <<WIND_SPEED>> and/or <<WIND_DIRECTION>> of an <OBJECT>. Zero means no wind response at all and one means maximum response.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ABSTRACT_OBJECT, ATMOSPHERE, RATE_OR_RATIO

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED

EDCS Attribute Code: 1621

Definition:
The ratio of the distance covered by moving <AIR> to the <<TIME_QUANTITY>> taken to cover it; the wind speed.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: PR

Reference: [WMO182, "wind speed"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_20_PERCENTILE_CLIMATOLOGY

EDCS Attribute Code: 1622

Definition:
The minimum <<WIND_SPEED>> that is greater than 20 percent of the <<WIND_SPEED_CLIMATOLOGY>>s.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-CLIMATOLOGY twenty percentile rate"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_50_PERCENTILE_CLIMATOLOGY

EDCS Attribute Code: 1623

Definition:
The minimum <<WIND_SPEED>> that is greater than 50 percent of the <<WIND_SPEED_CLIMATOLOGY>>s.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-CLIMATOLOGY fifty percentile rate"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_80_PERCENTILE_CLIMATOLOGY

EDCS Attribute Code: 1624

Definition:
The minimum <<WIND_SPEED>> that is greater than 80 percent of the <<WIND_SPEED_CLIMATOLOGY>>s.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-CLIMATOLOGY eighty percentile rate"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_CLIMATOLOGY

EDCS Attribute Code: 1625

Definition:
The mean historical (climatology) <<WIND_SPEED>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-CLIMATOLOGY mean speed rate"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_CLIMATOLOGY_STD_DEV

EDCS Attribute Code: 1626

Definition:
The standard deviation of <<WIND_SPEED_CLIMATOLOGY>> measurements.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_DIRECTION_REPORT_COUNT

EDCS Attribute Code: 1627

Definition:
The number of reports including values for both <<WIND_SPEED>> and <<WIND_DIRECTION>>; the wind speed and direction report count.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: ATMOSPHERE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_EAST

EDCS Attribute Code: 1628

Definition:
The <<WIND_SPEED>> in the geodetic east-west direction, where east is positive.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [NPDM]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_EAST_CLIM_STD_DEV

EDCS Attribute Code: 1629

Definition:
The standard deviation of <<WIND_SPEED_EAST_CLIMATOLOGY>> measurements.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-CLIMATOLOGY standard deviation east-west wind speed quantity"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_EAST_CLIMATOLOGY

EDCS Attribute Code: 1630

Definition:
The mean historical (climatology) <<WIND_SPEED_EAST>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [NPDM]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_EAST_ERROR

EDCS Attribute Code: 1631

Definition:
The error introduced by uncertainties in a measurement of a <<WIND_SPEED_EAST>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-ANALYSIS-FORECAST u component error quantity"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_NORTH

EDCS Attribute Code: 1632

Definition:
The <<WIND_SPEED>> in the geodetic north-south direction, where north is positive.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [NPDM]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_NORTH_CLIM_STD_DEV

EDCS Attribute Code: 1633

Definition:
The standard deviation of <<WIND_SPEED_NORTH_CLIMATOLOGY>> measurements.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-CLIMATOLOGY standard deviation north-south wind speed quantity"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_NORTH_CLIMATOLOGY

EDCS Attribute Code: 1634

Definition:
The mean historical (climatology) <<WIND_SPEED_NORTH>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [NPDM]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_NORTH_ERROR

EDCS Attribute Code: 1635

Definition:
The error introduced by uncertainties in a measurement of a <<WIND_SPEED_NORTH>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-ANALYSIS-FORECAST v component error quantity"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_OCTANT_CLIMATOLOGY

EDCS Attribute Code: 1636

Definition:
The historical (climatology) <<WIND_SPEED>> categorized by cardinal vector octant (a 45 arc degree sector centred on a cardinal direction).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-CLIMATOLOGY mean speed rate"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_OCTANT_FRACTION

EDCS Attribute Code: 1637

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fraction of observations reporting <<WIND_SPEED>>s within a cardinal vector octant (a 45 arc degree sector centred on a cardinal <DIRECTION>).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-CLIMATOLOGY direction observation quantity"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_ONLY_COUNT

EDCS Attribute Code: 1638

Definition:
The number of reports including values for <<WIND_SPEED>> only; the wind speed only count.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: ATMOSPHERE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_QUALITY

EDCS Attribute Code: 1639

Definition:
The quality of a <<WIND_SPEED>> measurement.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ERRONEOUS	EEC_WNDSPDQUAL_ERRONEOUS	The original measurement was in error.	IR	[QCMO]
2	GOOD	EEC_WNDSPDQUAL_GOOD	Acceptable.	IR	[QCMO]
3	NO_CHECK	EEC_WNDSPDQUAL_NO_CHECK	No check was performed.	IR	[QCMO]
4	SUSPECT	EEC_WNDSPDQUAL_SUSPECT	The original measurement may be in error.	IR	[QCMO]

EDCS Group Labels: ATMOSPHERE

Reference Type: IR

Reference: [QCMO]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_U

EDCS Attribute Code: 1640

Definition:
The component of <<WIND_SPEED>> in the X <DIRECTION> of a projected coordinate system, where +X is positive; the wind speed U.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [NPDM]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_V

EDCS Attribute Code: 1641

Definition:
The component of <<WIND_SPEED>> in the Y <DIRECTION> of a projected coordinate system, where +Y is positive; the wind speed V.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [NPDM]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_SPEED_W

EDCS Attribute Code: 1642

Definition:
The component of <<WIND_SPEED>> in the Z <DIRECTION> (vertical axis) of the coordinate system of the measurement, where +Z is positive; the wind speed W.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [NPDM]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_VARIABLE_FRACTION_CLIMATOLOGY

EDCS Attribute Code: 1643

Definition:
The fraction of historical (climatology) <<WIND_SPEED>>s of 2,575 metres per second (five knots) or greater.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_VECTOR_SPEED_CLIMATOLOGY

EDCS Attribute Code: 1644

Definition:
The magnitude of the vector defined by the <<WIND_SPEED_EAST_CLIMATOLOGY>> and the <<WIND_SPEED_NORTH_CLIMATOLOGY>>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: ATMOSPHERE, RATE_OR_RATIO

Reference Type: IR

Reference: [JMCDM, "WIND-CLIMATOLOGY vector mean wind velocity rate"]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_WAVE_DIRECTION

EDCS Attribute Code: 1645

Definition:
The <<GEODETIC_AZIMUTH>> of the <DIRECTION> from which <WIND_WAVE>s are arriving.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE, WATERBODY_SURFACE

Reference Type: IR

Reference: [AGM1, Chapter 1]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_WAVE_HEIGHT

EDCS Attribute Code: 1646

Definition:
The <<HEIGHT>> measured vertically from the trough to the crest of a <WIND_WAVE>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, WATERBODY_SURFACE

Reference Type: IR

Reference: [AGM1, Chapter 1]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIND_WAVE_PERIOD

EDCS Attribute Code: 1647

Definition:
The mean <<TIME_QUANTITY>> a complete cycle (usually crest to crest or trough to trough) of a <WIND_WAVE> takes to pass a given <LOCATION>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: TIME

EDCS Group Labels: TIME, WATERBODY_SURFACE

Reference Type: IR

Reference: [AGM1, Chapter 1]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WINDOW_MATERIAL_TYPE

EDCS Attribute Code: 1648

Definition:
The type of <MATERIAL> filling the <APERTURE> of a <WINDOW>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	ACRYLIC_PLASTIC	EEC_WNDWMATTY_ACRYLIC_PLASTIC	Synthetic substances prepared from acrylic acid or its derivatives or plastics with similar properties; acrylic plastic.	n/a		[SOED, "acrylic"]
2	FROSTED_GLASS	EEC_WNDWMATTY_FROSTED_GLASS	Treated sheet glass having a roughened coating resembling frost; frosted glass.	n/a
3	LAMINATED_GLASS	EEC_WNDWMATTY_LAMINATED_GLASS	Two outer layers of sheet glass attached to an inner layer of transparent plastic; laminated glass.	n/a		[SOED, "laminated glass"]
4	NONE	EEC_WNDWMATTY_NONE	No <MATERIAL> is present; the frame of the <WINDOW> is empty.	n/a
5	REFLECTIVE_GLASS	EEC_WNDWMATTY_REFLECTIVE_GLASS	Sheet glass that has a near mirror-like finish; as a result, during daylight hours vision into a building with reflective glass is reduced whereas at night, the opposite effect occurs; reflective glass.	n/a
6	TEMPERED_GLASS	EEC_WNDWMATTY_TEMPERED_GLASS	Sheet glass that has undergone tempering, a process that heats and quickly cools the glass, to harden it; tempered glass.	n/a
7	TINTED_GLASS	EEC_WNDWMATTY_TINTED_GLASS	Sheet glass that has been coloured by incorporation of a mineral admixture to reduce visual and radiant transmittance; tinted glass.	n/a		[SOED, "tinted glass"]
8	UNTEMPERED_GLASS	EEC_WNDWMATTY_UNTEMPERED_GLASS	Sheet glass that is not <<<TEMPERED_GLASS>>>; untempered glass.	n/a
9	WIRE_GLASS	EEC_WNDWMATTY_WIRE_GLASS	Sheet glass in which wire netting is embedded; wire glass [SOED, "wire-glass"].	n/a

EDCS Group Labels: BUILDING_COMPONENT, MATERIAL

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WINTER_CANOPY_COVER_FRACTION

EDCS Attribute Code: 1649

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fractional canopy cover of <TREE>s during the winter within a delineated <REGION> of <LAND>. Zero means no cover and one means completely covered.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LIVING_ORGANISM, PLANT, RATE_OR_RATIO, TIME

Reference Type: IR

Reference: [FACC, Annex B: WTR]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIRE_COUNT

EDCS Attribute Code: 1650

Definition:
The number of <WIRE>s associated with a <STRUCTURE> (for example: a <POWER_TRANSMISSION_LINE> and/or a <POWER_TRANSMISSION_LINE_PYLON>); the wire count.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: SUPPORT_STRUCTURE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIRE_MESH_COVERED

EDCS Attribute Code: 1651

Definition:
An indication that an <APERTURE> is covered with a mesh of <WIRE>s; wire mesh covered.

EDCS Attribute Value Data Type: BOOLEAN

EDCS Group Labels: SUPPORT_STRUCTURE

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WIRE_STRAND_COUNT

EDCS Attribute Code: 1652

Definition:
The number of strands comprising a <WIRE_OBSTACLE>; the wire strand count.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: TRNSP

Reference Type: n/a

Reference: none

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WMO_STATION_IDENTIFIER

EDCS Attribute Code: 1653

Definition:
The WMO identifier number for a <WEATHER_STATION>; formatted in a Basic Latin string as specified by [WMO9A, "Record Layout of the Station Data File", field 5].

EDCS Attribute Value Data Type: CONSTRAINED_STRING

EDCS Group Labels: ATMOSPHERE

Reference Type: IR

Reference: [WMO9A]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WOODY_VEGETATION_DENSITY

EDCS Attribute Code: 1654

Definition:
A number between 0 and 1 inclusive representing the linearly-scaled fraction of the <TERRAIN> that is covered by woody <VEGETATION> within a delineated <TRACT>; the woody vegetation density. Zero means no woody <VEGETATION> is present and one means the <TRACT> is completely covered.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LIVING_ORGANISM, PLANT, RATE_OR_RATIO, TIME

Reference Type: IR

Reference: [FACC, Annex B: DRW]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WORK_IN_PROGRESS_TYPE

EDCS Attribute Code: 1655

Definition:
The type of work in progress.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	LAND_RECLAMATION	EEC_WRKINPROGTY_LAND_RECLAMATION	The reclamation of a <WATERBODY_REGION> as <LAND>, usually by the dumping of <SOIL> and other <MATERIAL>; land reclamation.	PR	[S57A, Attribute, CONDTN:3]
2	STRUCTURE_CONSTRUCTION	EEC_WRKINPROGTY_STRUCTURE_CONSTRUCTION	Ongoing construction on a <STRUCTURE>.	PR	[S57A, Attribute, CONDTN:1]

EDCS Group Labels: INDUSTRY, USAGE_REGION

Reference Type: IR

Reference: [FACC, Annex B: WPC]

Supplemental References: none

EDCS Attribute Symbolic Constant: EAC_WORSHIP_PLACE_TYPE

EDCS Attribute Code: 1656

Definition:
The type of a <WORSHIP_PLACE>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	Reference	Supplemental references
1	BUDDHIST_TEMPLE	EEC_WORSHIPPLACETY_BUDDHIST_TEMPLE	<BUDDHIST_TEMPLE>.	n/a
2	CATHEDRAL	EEC_WORSHIPPLACETY_CATHEDRAL	<CATHEDRAL>.	n/a
3	CATHOLIC_CATHEDRAL	EEC_WORSHIPPLACETY_CATHOLIC_CATHEDRAL	<CATHOLIC_CATHEDRAL>.	n/a
4	CHAPEL	EEC_WORSHIPPLACETY_CHAPEL	<CHAPEL>.	n/a		[S57A, Attribute, FUNCTN:21]
5	CHRISTIAN_TEMPLE	EEC_WORSHIPPLACETY_CHRISTIAN_TEMPLE	<CHRISTIAN_TEMPLE>.	n/a
6	CHURCH	EEC_WORSHIPPLACETY_CHURCH	<CHURCH>.	n/a
7	CONVENT	EEC_WORSHIPPLACETY_CONVENT	<CONVENT>.	n/a
8	HINDU_TEMPLE	EEC_WORSHIPPLACETY_HINDU_TEMPLE	<HINDU_TEMPLE>.	n/a
9	MARABOUT	EEC_WORSHIPPLACETY_MARABOUT	<MARABOUT>.	n/a		[S57A, Attribute, FUNCTN:27]
10	MINARET	EEC_WORSHIPPLACETY_MINARET	<MINARET>.	n/a
11	MISSION	EEC_WORSHIPPLACETY_MISSION	<MISSION>.	n/a
12	MONASTERY	EEC_WORSHIPPLACETY_MONASTERY	<MONASTERY>.	n/a
13	MORMON_TEMPLE	EEC_WORSHIPPLACETY_MORMON_TEMPLE	<MORMON_TEMPLE>.	n/a
14	MOSQUE	EEC_WORSHIPPLACETY_MOSQUE	<MOSQUE>.	n/a		[S57A, Attribute, FUNCTN:26]
15	PAGODA	EEC_WORSHIPPLACETY_PAGODA	<PAGODA>.	n/a		[S57A, Attribute, FUNCTN:23]
16	RELIGIOUS_COMMUNITY	EEC_WORSHIPPLACETY_RELIGIOUS_COMMUNITY	<RELIGIOUS_COMMUNITY>.	n/a
17	SHRINE	EEC_WORSHIPPLACETY_SHRINE	<SHRINE>.	n/a
18	STUPA	EEC_WORSHIPPLACETY_STUPA	<STUPA>.	n/a
19	SYNAGOGUE	EEC_WORSHIPPLACETY_SYNAGOGUE	<SYNAGOGUE>.	n/a
20	TABERNACLE	EEC_WORSHIPPLACETY_TABERNACLE	<TABERNACLE>.	n/a
21	UNSPECIFIED	EEC_WORSHIPPLACETY_UNSPECIFIED	Unspecified.	IR	[FACC, Annex B, HWT:0]

EDCS Group Labels: RELIGION

Reference Type: IR

Reference: [FACC, Annex B: HWT]

Supplemental References: none