EDCS Attribute Symbolic Constant: EAC_OBJECT_ASPECT

EDCS Attribute Code: 746

Definition:
The portion or aspect of an <OBJECT> in relation to the <TERRAIN>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	BODY	EEC_OBJASP_BODY	Body.	NR
2	CUT_TRANSITION	EEC_OBJASP_CUT_TRANSITION	Cut transition.	NR
3	CUTS	EEC_OBJASP_CUTS	Material remaining after partial removal to depress the base of the object below the surrounding terrain.	NR
4	EMBANK	EEC_OBJASP_EMBANK	Material used to elevate the base of the object above the surrounding terrain.	NR
5	EMBANK_OR_CUT_TRANSITION	EEC_OBJASP_EMBANK_OR_CUT_TRANSITION	Embankments or cuts (transition regions). May be further delineated specifically as EE EMBANK_TRANSITION and EE CUT_TRANSITION.	NR
6	EMBANK_TRANSITION	EEC_OBJASP_EMBANK_TRANSITION	Embankment transition.	NR
7	LEFT_CUT	EEC_OBJASP_LEFT_CUT	Material remaining after partial removal to depress the base of the object below the surrounding terrain, and located to the left side of the direction of travel.	NR
8	LEFT_CUT_TRANSITION	EEC_OBJASP_LEFT_CUT_TRANSITION	Left cut transition.	NR
9	LEFT_EMBANK	EEC_OBJASP_LEFT_EMBANK	Material used to elevate the base of the object above the surrounding terrain, and located to the left side of the direction of travel or flow.	NR
10	LEFT_EMBANK_OR_CUT_TRANSITION	EEC_OBJASP_LEFT_EMBANK_OR_CUT_TRANSITION	Left embankment or cut (left transition region). May be further delineated specifically as EE LEFT_EMBANK_TRANSITION and EE LEFT_CUT_TRANSITION.	NR
11	LEFT_EMBANK_TRANSITION	EEC_OBJASP_LEFT_EMBANK_TRANSITION	Left embankment transition.	NR
12	LEFT_SHOULDER	EEC_OBJASP_LEFT_SHOULDER	Stopping strip along a travel way, typically gravel covered, and located to the left side of the direction of travel or flow.	NR
13	RIGHT_CUT	EEC_OBJASP_RIGHT_CUT	Material remaining after partial removal to depress the base of the object below the surrounding terrain, and located to the right side of the direction of travel or flow.	NR
14	RIGHT_CUT_TRANSITION	EEC_OBJASP_RIGHT_CUT_TRANSITION	Right cut transition.	NR
15	RIGHT_EMBANK	EEC_OBJASP_RIGHT_EMBANK	Material used to elevate the base of the object above the surrounding terrain, and located to the right side of the direction of travel or flow.	NR
16	RIGHT_EMBANK_OR_CUT_TRANSITION	EEC_OBJASP_RIGHT_EMBANK_OR_CUT_TRANSITION	Right embankment or cut (right transition region). May be further delineated specifically as EE RIGHT_EMBANK_TRANSITION and EE RIGHT_CUT_TRANSITION.	NR
17	RIGHT_EMBANK_TRANSITION	EEC_OBJASP_RIGHT_EMBANK_TRANSITION	Right embankment transition.	NR
18	RIGHT_SHOULDER	EEC_OBJASP_RIGHT_SHOULDER	Stopping strip along a travel way, typically gravel covered, and located to the right side of the direction of travel or flow.	NR
19	SHOULDERS	EEC_OBJASP_SHOULDERS	Stopping strip along a travel way, typically gravel covered.	NR

EDCS Group Labels: ANCILLARY_ARTEFACT

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_BEARING_GEODETIC

EDCS Attribute Code: 747

Definition:
The <<GEODETIC_AZIMUTH>> of the bearing of an <OBJECT> from an observer (on any point along the line towards the <OBJECT>).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_CONFIGURATION

EDCS Attribute Code: 748

Definition:
The type of configuration of an <OBJECT>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	DISPERSED	EEC_OBJCFG_DISPERSED	Dispersed.	NR
2	DIVIDED_DIFFERENT_WIDTHS	EEC_OBJCFG_DIVIDED_DIFFERENT_WIDTHS	Divided different widths.	NR
3	DIVIDED_SAME_WIDTHS	EEC_OBJCFG_DIVIDED_SAME_WIDTHS	Divided same widths.	NR
4	DOUBLE	EEC_OBJCFG_DOUBLE	Double.	NR
5	INCLINED	EEC_OBJCFG_INCLINED	Inclined.	NR
6	JUXTAPOSITION	EEC_OBJCFG_JUXTAPOSITION	Juxtaposition.	NR
7	MULTIPLE_CONFIGURATIONS	EEC_OBJCFG_MULTIPLE_CONFIGURATIONS	Multiple configurations.	NR
8	NON_DIVIDED	EEC_OBJCFG_NON_DIVIDED	Non divided.	NR
9	POORLY_DEFINED	EEC_OBJCFG_POORLY_DEFINED	Poorly defined.	NR
10	SINGLE	EEC_OBJCFG_SINGLE	Single.	NR
11	WELL_DEFINED	EEC_OBJCFG_WELL_DEFINED	Well defined.	NR

EDCS Group Labels: HYDROGRAPHIC_TRNSP, LAND_TRNSP, POSITION

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_ELEMENT_GEODETIC_ORIENTATION

EDCS Attribute Code: 749

Definition:
The <<GEODETIC_AZIMUTH>> of the predominant linear pattern of the elements within an <OBJECT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_IDENTIFICATION_BASE_NUMBER

EDCS Attribute Code: 750

Definition:
The base number used within a specific geographic <REGION> to assign <OBJECT> identification numbers to new <OBJECT>s.

EDCS Attribute Value Data Type: INTEGER

EDCS Group Labels: SURVEY

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_LABEL

EDCS Attribute Code: 751

Definition:
The label applied to an <OBJECT>.

EDCS Attribute Value Data Type: STRING

EDCS Group Labels: ABSTRACT_CONCEPT, SURVEY

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_ORDINAL_RANK

EDCS Attribute Code: 752

Definition:
The relative importance of an <OBJECT> as an ordinal rank.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	FIRST	EEC_ORDRANK_FIRST	Primary or first order.	NR
2	SECOND	EEC_ORDRANK_SECOND	Secondary or second order.	NR
3	THIRD	EEC_ORDRANK_THIRD	Tertiary or third order.	NR
4	FOURTH	EEC_ORDRANK_FOURTH	Quaternary or fourth order.	NR
5	FIFTH	EEC_ORDRANK_FIFTH	Quintary or fifth order.	NR

EDCS Group Labels: ALGORITHM_RELATED, SURVEY, LAND_INDUSTRY, LAND_TRNSP, USAGE_REGION

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_ORIENTATION_WRT_VERTICAL

EDCS Attribute Code: 753

Definition:
The orientation of the usual axis of an <OBJECT> relative to the vertical.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	HORIZONTAL	EEC_OBJORNTWRTVERT_HORIZONTAL	Perpendicular to the vertical.	NR
2	INVERTED	EEC_OBJORNTWRTVERT_INVERTED	Inverted.	NR
3	LEANING	EEC_OBJORNTWRTVERT_LEANING	Leaning.	NR
4	ON_SIDE	EEC_OBJORNTWRTVERT_ON_SIDE	On side.	NR
5	UPRIGHT	EEC_OBJORNTWRTVERT_UPRIGHT	Upright.	NR

EDCS Group Labels: ABSTRACT_CONCEPT, POSITION

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_RATE

EDCS Attribute Code: 754

Definition:
A quantified rate associated with an <OBJECT> (e.g., cars crossing a bridge); formatted in a Latin-1 string using structured text, e.g., "100(cars)[crossing bridge per hour]" where the type of unit is in parentheses ( ) and a unit qualifier is in brackets [ ].

EDCS Attribute Value Data Type: CONSTRAINED_STRING

EDCS Group Labels: RATE_OR_RATIO

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_SET_TYPE

EDCS Attribute Code: 755

Definition:
The type of an <OBJECT_SET>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	AERONAUTICAL	EEC_OBJSETTY_AERONAUTICAL	<OBJECT>s related to <AIRCRAFT>, <AERODROME>s, and other aeronautical activities.	NR
2	AERONAUTICAL_OBSTRUCTION	EEC_OBJSETTY_AERONAUTICAL_OBSTRUCTION	Vertical obstruction <OBJECT>s of significance to aeronautical navigation.	NR
3	AID_TO_NAVIGATION	EEC_OBJSETTY_AID_TO_NAVIGATION	<OBJECT>s related to <AID_TO_NAVIGATION>s.	NR
4	AIRSPACE	EEC_OBJSETTY_AIRSPACE	<OBJECT>s related to <AIRSPACE>s.	NR
5	ATS_ROUTE	EEC_OBJSETTY_ATS_ROUTE	<OBJECT>s related to <ATS_ROUTE>s.	NR
6	BEACH	EEC_OBJSETTY_BEACH	<OBJECT>s related to <BEACH>s.	NR
7	BOUNDARY	EEC_OBJSETTY_BOUNDARY	<OBJECT>s related to political or geographic <BOUNDARY>s.	NR
8	COASTLINE	EEC_OBJSETTY_COASTLINE	<OBJECT>s related to <COASTLINE>s, international <BOUNDARY>s, and major <MARINE_PORT>s.	NR
9	CULTURAL_LANDMARK	EEC_OBJSETTY_CULTURAL_LANDMARK	<OBJECT>s related to cultural landmarks.	NR
10	DATA_QUALITY	EEC_OBJSETTY_DATA_QUALITY	<OBJECT>s related to <DATA_QUALITY_BOUNDARY>s and <DATA_QUALITY_REGION>s.	NR
11	DATABASE_BOUNDARY	EEC_OBJSETTY_DATABASE_BOUNDARY	<OBJECT>s related to the <BOUNDARY>s of data libraries and databases.	NR
12	DEMARCATION	EEC_OBJSETTY_DEMARCATION	<OBJECT>s related to <LINE>s and <REGION>s of demarcation, which have been defined for administrative, political, military, or other purposes.	NR
13	ELEVATION	EEC_OBJSETTY_ELEVATION	Topographic <OBJECT>s related to relief or elevation of the <TERRAIN>.	NR
14	FIXED_UNDERWATER_OBJECT	EEC_OBJSETTY_FIXED_UNDERWATER_OBJECT	Fixed <UNDERWATER_OBJECT>s.	NR
15	GROUND_OBSTACLE	EEC_OBJSETTY_GROUND_OBSTACLE	<OBJECT>s on, or in, the <TERRAIN>, which act as obstacles to the movement of ground <VEHICLE>s.	NR
16	GROUND_TRANSPORTATION	EEC_OBJSETTY_GROUND_TRANSPORTATION	<OBJECT>s related to <TERRAIN> <TRANSPORTATION_ROUTE>s.	NR
17	HYDRO	EEC_OBJSETTY_HYDRO	Hydrographic <OBJECT>s including bathymetry, or <WATER_BODY_FLOOR> characteristics, of significance to marine navigation.	NR
18	HYDRO_AID_TO_NAVIGATION	EEC_OBJSETTY_HYDRO_AID_TO_NAVIGATION	<OBJECT>s related to marine <AID_TO_NAVIGATION>s.	NR
19	HYDRO_DANGER	EEC_OBJSETTY_HYDRO_DANGER	Offshore hydrographic<OBJECT>s, generally underwater, which constitute a danger to the movement of <VESSEL>s.	NR
20	HYDRO_LIMITS	EEC_OBJSETTY_HYDRO_LIMITS	<LINE> and <REGION> of demarcation <OBJECT>s, which have been defined for the purpose of controlling marine traffic; hydrographic limits.	NR
21	HYPSOGRAPHY	EEC_OBJSETTY_HYPSOGRAPHY	<OBJECT>s related to the <TERRAIN> that directly depict <LAND> elevation information, including contours and spot elevations; relief or hypsography.	NR
22	INDUSTRY	EEC_OBJSETTY_INDUSTRY	Man-made <OBJECT>s which are related to the commercial production and sale of goods and services.	NR
23	INLAND_WATER	EEC_OBJSETTY_INLAND_WATER	<OBJECT>s related to <INLAND_WATER> and associated <STRUCTURE>s.	NR
24	LAND_COVER	EEC_OBJSETTY_LAND_COVER	<OBJECT>s related to the <TERRAIN>, including agricultural and extraction activities, and related <SURFACE> characteristics; land use or cover.	NR
25	MARINE_ENVIRONMENT	EEC_OBJSETTY_MARINE_ENVIRONMENT	Environmental characteristics relating to <WATER_BODY> <CURRENT>s, tides and anomalies of significance to marine navigation.	NR
26	MARINE_LIMIT	EEC_OBJSETTY_MARINE_LIMIT	<WATER_BODY> <BOUNDARY>s and limits of specified <REGION>s of significance to marine operations.	NR
27	MARINE_NAVIGATION	EEC_OBJSETTY_MARINE_NAVIGATION	Topographic and hydrographic <OBJECT>s including <SHORELINE>s, <ISLAND>s and <BOUNDARY>s of significance to marine navigation.	NR
28	MARINE_OBSTRUCTION	EEC_OBJSETTY_MARINE_OBSTRUCTION	<OBJECT>s related to wrecks, offshore installations and obstructions of significance to marine navigation.	NR
29	MARINE_OVERVIEW	EEC_OBJSETTY_MARINE_OVERVIEW	<OBJECT>s which provide a generalized representation of a <MARINE_REGION>; marine overview.	NR
30	MARINE_SHORE	EEC_OBJSETTY_MARINE_SHORE	<OBJECT>s related to the <SHORE>, including <GLACIER>s, <TREE>s, <SWAMP>s and <MARSH>s of significance to marine navigation.	NR
31	MILITARY_AIRSPACE	EEC_OBJSETTY_MILITARY_AIRSPACE	Vertical and lateral defined <AIRSPACE>s established for conducting military training and aerial refuelling.	NR
32	MILITARY_STRUCTURE	EEC_OBJSETTY_MILITARY_STRUCTURE	<STRUCTURE>s originally built for defensive purposes, but not necessarily still in use for that purpose.	NR
33	OCEAN_ENVIRONMENT	EEC_OBJSETTY_OCEAN_ENVIRONMENT	<OBJECT>s describing the physical characteristics of the <OCEAN> (and littoral) volume and floor.	NR
34	OCEAN_FLOOR	EEC_OBJSETTY_OCEAN_FLOOR	<OBJECT>s related to the <OCEAN_FLOOR> and <WATER_BODY_FLOOR_TOPOGRAPHIC_CONFIGURATION>s.	NR
35	OVERVIEW	EEC_OBJSETTY_OVERVIEW	<OBJECT>s which provide a generalized representation of a <REGION>; overview.	NR
36	PHYSIOGRAPHY	EEC_OBJSETTY_PHYSIOGRAPHY	Those natural <OBJECT>s, exclusive of <INLAND_WATER>s, that comprise or lay upon the <TERRAIN> and its macro and micro relief; physiography.	NR
37	PLACE_NAME	EEC_OBJSETTY_PLACE_NAME	<OBJECT>s identifying significant named <LOCATION>s.	NR
38	PLANETARY_SCIENCE	EEC_OBJSETTY_PLANETARY_SCIENCE	<OBJECT>s related to the physical processes and phenomena occurring in a <PLANET> and its vicinity; planetary science.	NR
39	POLITICAL_ENTITY	EEC_OBJSETTY_POLITICAL_ENTITY	<OBJECT>s identifying political entities and their <BOUNDARY>s.	NR
40	POPULATION	EEC_OBJSETTY_POPULATION	Man-made <OBJECT>s used to house, employ, administrate, provide medical care, and entertain the populace of a <REGION>.	NR
41	PORT_AND_HARBOUR	EEC_OBJSETTY_PORT_AND_HARBOUR	<OBJECT>s related to <MARINE_PORT>s and <HARBOUR>s, including their associated anchorage, docking and related cultural <FACILITY>s.	NR
42	RAILROAD	EEC_OBJSETTY_RAILROAD	<OBJECT>s related to <RAILROAD>s.	NR
43	ROAD	EEC_OBJSETTY_ROAD	<OBJECT>s related to <ROAD>s.	NR
44	SHORE_STRUCTURE	EEC_OBJSETTY_SHORE_STRUCTURE	Hydrographic <OBJECT>s including <BREAKWATER>s, <PIER>s and <SHORE_PROTECTION_STRUCTURE>s of significance to marine navigation.	NR
45	TERMINAL_PROCEDURE	EEC_OBJSETTY_TERMINAL_PROCEDURE	<OBJECT>s related to predetermined <AIRCRAFT> maneuvers in the vicinity of an <AERODROME> to orderly transition <AIRCRAFT> from take-off to the enroute phase of flight, or from the enroute to terminal phase of flight.	NR
46	TERRAIN_COMPOSITION	EEC_OBJSETTY_TERRAIN_COMPOSITION	<OBJECT>s related to the composition of the <TERRAIN>.	NR
47	TERRAIN_CONFIGURATION	EEC_OBJSETTY_TERRAIN_CONFIGURATION	<OBJECT>s related to the slope or configuration of the <TERRAIN>.	NR
48	TILE	EEC_OBJSETTY_TILE	<OBJECT>s defining a <SET> of rectangular sub-divisions of a <REGION>; tiles.	NR
49	TRACK_SWATH	EEC_OBJSETTY_TRACK_SWATH	<OBJECT>s related to <TRACK_SWATH>s.	NR
50	UNDERWATER_OBJECT	EEC_OBJSETTY_UNDERWATER_OBJECT	<UNDERWATER_OBJECT>s.	n/a
51	UTILITY	EEC_OBJSETTY_UTILITY	<OBJECT>s related to the infrastructure of a <REGION>, and used to deliver (e.g.) electric power, natural gas, oil, water, sewerage, telephone, or telecommunications into the homes and businesses of the populace.	NR
52	VEGETATION	EEC_OBJSETTY_VEGETATION	<OBJECT>s related to <VEGETATION>.	NR
53	WATER_BODY_BATHYMETRY	EEC_OBJSETTY_WATER_BODY_BATHYMETRY	<UNDERWATER_OBJECT>s related to relief or elevation of the <WATER_BODY_FLOOR>.	NR

EDCS Group Labels: ABSTRACT_CONCEPT

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_SHADED

EDCS Attribute Code: 756

Definition:
Indication that an <OBJECT> is shaded from direct sunlight or solar loading.

EDCS Attribute Value Data Type: LOGICAL

EDCS Group Labels: LIGHTING_AND_VISIBILITY

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_SKY_IRRADIANCE

EDCS Attribute Code: 757

Definition:
The irradiance from the sky (downwelling) onto an <OBJECT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: IRRADIANCE

EDCS Group Labels: EM_PHENOMENON

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_TYPE_COUNT

EDCS Attribute Code: 758

Definition:
The number of <OBJECT>s of the specified type within the area bounded by another <OBJECT>.

EDCS Attribute Value Data Type: COUNT

EDCS Group Labels: DIMENSION

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_VARIANT

EDCS Attribute Code: 759

Definition:
The numeric identifier of a variation of an <OBJECT> type given that all other <OBJECT> attribution is identical to that of a different <OBJECT> of the same type.

EDCS Attribute Value Data Type: INDEX

EDCS Group Labels: ABSTRACT_CONCEPT

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBJECT_VERTICAL_DISPLACEMENT

EDCS Attribute Code: 760

Definition:
The vertical distance measured from the lowest point of the base of an <OBJECT> (downhill side/downstream side) to the prevailing <TERRAIN>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, POSITION

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBSCURANT_TYPE

EDCS Attribute Code: 761

Definition:
The type of haze present in the <ATMOSPHERE>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	ADVECTION_FOG	EEC_HAZETY_ADVECTION_FOG	Fog caused by advection of moist air over a cold <SURFACE>.	IR	[GMET]
2	BLOWING_SNOW	EEC_HAZETY_BLOWING_SNOW	Snow lifted over the <TERRAIN> by wind to height of 2 metres or more.	IR	[GMET]
3	DESERT_HAZE	EEC_HAZETY_DESERT_HAZE	Desert haze.	NR
4	DESERT_SUMMER	EEC_HAZETY_DESERT_SUMMER	Desert summer.	NR
5	DESERT_WINTER	EEC_HAZETY_DESERT_WINTER	Desert winter.	NR
6	DUSTSTORM	EEC_HAZETY_DUSTSTORM	An unusual frequently severe condition characterized by strong winds and dust filled air over extensive area.	IR	[GMET]
7	FOG_OR_SNOW	EEC_HAZETY_FOG_OR_SNOW	Visibility reduced by either fog or snow.	IR	[GMET]
8	MARINE_HAZE	EEC_HAZETY_MARINE_HAZE	Visibility reduced by marine haze characterized by salt particles suspended in the air.	IR	[GMET]
9	NONE_PRESENT	EEC_HAZETY_NONE_PRESENT	No obscurant conditions present.	IR	[GMET]
10	RADIATION_FOG	EEC_HAZETY_RADIATION_FOG	A fog produced over a land area when radiational cooling reduces the air temperature to or below its dew point.	PR	[GMET]
11	RURAL_HAZE	EEC_HAZETY_RURAL_HAZE	Rural haze.	NR
12	SNOW	EEC_HAZETY_SNOW	A haze condition caused by the presence of snow suspended in the atmosphere.	PR	[GMET]
13	TEMPERATE_SUMMER_DAY	EEC_HAZETY_TEMPERATE_SUMMER_DAY	Haze condition present during the summer and dependent on the temperature during the day.	PR	[GMET]
14	TEMPERATE_SUMMER_NIGHT	EEC_HAZETY_TEMPERATE_SUMMER_NIGHT	Haze condition present during the summer and dependent on the temperature during the night.	PR	[GMET]
15	TEMPERATE_WINTER	EEC_HAZETY_TEMPERATE_WINTER	Haze conditions present during winter season and dependent on the temperature at the time.	PR	[GMET]
16	TROPOSPHERIC	EEC_HAZETY_TROPOSPHERIC	Haze conditions in the troposphere.	PR	[GMET]
17	URBAN_HAZE	EEC_HAZETY_URBAN_HAZE	Haze conditions caused or present in urban environments.	PR	[GMET]

EDCS Group Labels: AIRBORNE_PARTICLE, ATMOSPHERE

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBSERVATION_DECK_PRESENT

EDCS Attribute Code: 762

Definition:
Indication that one or more observation decks are present on an <OBJECT>.

EDCS Attribute Value Data Type: LOGICAL

EDCS Group Labels: ABSTRACT_CONCEPT

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBSERVATION_PLATFORM_TYPE

EDCS Attribute Code: 763

Definition:
The type of an observation platform.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	AIRCRAFT	EEC_OBVPLATTY_AIRCRAFT	<VEHICLE> that travels within an atmosphere.	NR
2	BUOY	EEC_OBVPLATTY_BUOY	Buoy.	NR
3	FIXED_WEATHER_STATION	EEC_OBVPLATTY_FIXED_WEATHER_STATION	Fixed weather station.	NR
4	GEOPHYSICAL_SATELLITE	EEC_OBVPLATTY_GEOPHYSICAL_SATELLITE	Geophysical satellite.	NR
5	METEOROLOGIC_OBSERVATION_TOWER	EEC_OBVPLATTY_METEOROLOGIC_OBSERVATION_TOWER	Meteorological observation tower.	NR
6	GROUND_VEHICLE	EEC_OBVPLATTY_GROUND_VEHICLE	Ground <VEHICLE>.	NR
7	PERSON	EEC_OBVPLATTY_PERSON	Person.	NR
8	VESSEL	EEC_OBVPLATTY_VESSEL	A <VESSEL>.	n/a

EDCS Group Labels: HYDROGRAPHIC_ARTEFACT

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBSERVED_VISIBILITY_REPORT_TYPE

EDCS Attribute Code: 764

Definition:
The type of report of observed visibility.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	MINIMUM	EEC_OBVVISREPTY_MINIMUM	Minimum observed visibility during reporting period.	IR	[FMH1, Section 6]
2	PRVL	EEC_OBVVISREPTY_PRVL	The visibility that is considered representative of visibility conditions at the station; the greatest distance that can be seen throughout at least half the horizon circle, not necessarily continuous.	IR	[FMH1, Section 6]
3	PRVL_VAR_HIGH	EEC_OBVVISREPTY_PRVL_VAR_HIGH	The maximum visibility reported if the prevailing visibility rapidly increases and decreases by 800 metres (approximately 0,5 miles) or more, during the time of observation, and the visibility is less than 4 828 metres (approximately 3 miles).	IR	[FMH1, Section 6]
4	PRVL_VAR_LOW	EEC_OBVVISREPTY_PRVL_VAR_LOW	The minimum visibility reported if the prevailing visibility rapidly increases and decreases by 800 metres (approximately 0,5 miles) or more, during the time of observation, and the visibility is less than 4 828 metres (approximately 3 miles).	IR	[FMH1, Section 6]
5	SECTOR	EEC_OBVVISREPTY_SECTOR	The visibility in a specific direction that represents at least a 45 degree arc of the horizon circle.	IR	[FMH1, Section 6]
6	TOWER	EEC_OBVVISREPTY_TOWER	The prevailing visibility determined from airport traffic control tower at stations that also report <SURFACE> visibility.	IR	[FMH1, Section 6]
7	TOWER_VAR_HIGH	EEC_OBVVISREPTY_TOWER_VAR_HIGH	The maximum visibility reported if the airport traffic control tower visibility rapidly increases and decreases by 800 metres (approximately 0,5 miles) or more, during the time of observation and the visibility is less than 4 828 metres (approximately 3 miles).	IR	[FMH1, Section 6]
8	TOWER_VAR_LOW	EEC_OBVVISREPTY_TOWER_VAR_LOW	The minimum visibility reported if the airport traffic control tower visibility rapidly increases and decreases by 800 metres (approximately 0,5 miles) or more, during the time of observation and the visibility is less than 4 828 metres (approximately 3 miles).	IR	[FMH1, Section 6]

EDCS Group Labels: ATMOSPHERE, LIGHTING_AND_VISIBILITY

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OBSERVED_WEATHER_TYPE

EDCS Attribute Code: 765

Definition:
The type of observed weather reported.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	BLOW_SNOW_ge1_KM_VISIBLE	EEC_OBVWEATHTY_BLOW_SNOW_ge1_KM_VISIBLE	Blowing or drifting snow or <SAND>; visibility equal to or greater than 1 kilometre.	NR
2	BLOW_SNOW_lt1_KM_VISIBLE	EEC_OBVWEATHTY_BLOW_SNOW_lt1_KM_VISIBLE	Blowing or drifting snow or <SAND>; visibility less than 1 kilometre.	NR
3	BLOW_SAND	EEC_OBVWEATHTY_BLOW_SAND	Blowing or drifting <SAND>.	NR
4	BLOW_SNOW	EEC_OBVWEATHTY_BLOW_SNOW	Blowing or drifting snow.	NR
5	BLOW_SNOW_NOT_HVY	EEC_OBVWEATHTY_BLOW_SNOW_NOT_HVY	Slight or moderate blowing snow generally high (above eye level).	NR
6	BLOW_SNOW_OR_SAND	EEC_OBVWEATHTY_BLOW_SNOW_OR_SAND	Blowing or drifting snow or <SAND>. May be further delineated specifically as EE BLOW_SNOW and EE BLOW_SAND.	NR
7	CLOUDS_DISSOLVING	EEC_OBVWEATHTY_CLOUDS_DISSOLVING	Clouds generally dissolving or becoming less developed during the past hour.	NR
8	CLOUDS_FORMING	EEC_OBVWEATHTY_CLOUDS_FORMING	Clouds generally forming or developing during the past hour.	NR
9	CONTINUOUS_SHALLOW_FOG	EEC_OBVWEATHTY_CONTINUOUS_SHALLOW_FOG	More or less continuous shallow fog or ice fog at the station, whether on land or sea, not deeper than 2 metres on land or 10 metres at sea.	NR
10	DIAMOND_DUST	EEC_OBVWEATHTY_DIAMOND_DUST	Diamond dust.	NR
11	DISTANT_FOG	EEC_OBVWEATHTY_DISTANT_FOG	Fog or ice fog at a distance at the time of observation, but not at the station during the preceding hour, the fog or ice fog extending to a level above that of the observer.	NR
12	DISTANT_LIGHTNING	EEC_OBVWEATHTY_DISTANT_LIGHTNING	Distant lightning.	NR
13	DRIFTING_SNOW_NOT_HVY	EEC_OBVWEATHTY_DRIFTING_SNOW_NOT_HVY	Slight or moderate drifting snow generally low (below eye level).	NR
14	DRZL	EEC_OBVWEATHTY_DRZL	Drizzle.	NR
15	DRZL_FRZ_HVY	EEC_OBVWEATHTY_DRZL_FRZ_HVY	Drizzle, freezing, heavy.	NR
16	DRZL_FRZ_MOD	EEC_OBVWEATHTY_DRZL_FRZ_MOD	Drizzle, freezing, moderate.	NR
17	DRZL_FRZ_SL	EEC_OBVWEATHTY_DRZL_FRZ_SL	Drizzle, freezing, slight.	NR
18	DRZL_HVY_CONTINUOUS	EEC_OBVWEATHTY_DRZL_HVY_CONTINUOUS	Drizzle, not freezing, continuous, heavy (dense) at time of observation.	NR
19	DRZL_HVY_INTERMITTENT	EEC_OBVWEATHTY_DRZL_HVY_INTERMITTENT	Drizzle, not freezing, intermittent, heavy (dense) at time of observation.	NR
20	DRZL_MOD_CONTINUOUS	EEC_OBVWEATHTY_DRZL_MOD_CONTINUOUS	Drizzle, not freezing, continuous, moderate at time of observation.	NR
21	DRZL_MOD_INTERMITTENT	EEC_OBVWEATHTY_DRZL_MOD_INTERMITTENT	Drizzle, not freezing, intermittent, moderate at time of observation.	NR
22	DRZL_NON_FRZ_HVY	EEC_OBVWEATHTY_DRZL_NON_FRZ_HVY	Drizzle, not freezing, heavy.	NR
23	DRZL_NON_FRZ_MOD	EEC_OBVWEATHTY_DRZL_NON_FRZ_MOD	Drizzle, not freezing, moderate.	NR
24	DRZL_NON_FRZ_SL	EEC_OBVWEATHTY_DRZL_NON_FRZ_SL	Drizzle, not freezing, slight.	NR
25	DRZL_NOT_SL	EEC_OBVWEATHTY_DRZL_NOT_SL	Drizzle, freezing, moderate or heavy (dense).	NR
26	DRZL_PAST_HOUR	EEC_OBVWEATHTY_DRZL_PAST_HOUR	Drizzle (not freezing), or snow grains, during the preceding hour, but not at the time of observation.	NR
27	DRZL_RAIN_NOT_SL	EEC_OBVWEATHTY_DRZL_RAIN_NOT_SL	Drizzle and rain, moderate or heavy.	NR
28	DRZL_RAIN_SL	EEC_OBVWEATHTY_DRZL_RAIN_SL	Slight drizzle and rain, slight.	NR
29	DRZL_SL	EEC_OBVWEATHTY_DRZL_SL	Drizzle, freezing, slight.	NR
30	DRZL_SL_CONTINUOUS	EEC_OBVWEATHTY_DRZL_SL_CONTINUOUS	Drizzle, not freezing, continuous, slight at time of observation.	NR
31	DRZL_SL_INTERMITTENT	EEC_OBVWEATHTY_DRZL_SL_INTERMITTENT	Drizzle, not freezing, intermittent, slight at time of observation.	NR
32	DRZL_SNOW_NOT_SL	EEC_OBVWEATHTY_DRZL_SNOW_NOT_SL	Rain or drizzle and snow, moderate or heavy.	NR
33	DRZL_SNOW_SL	EEC_OBVWEATHTY_DRZL_SNOW_SL	Rain or drizzle and snow, slight.	NR
34	DUST_SAND_RAISED_BY_WIND	EEC_OBVWEATHTY_DUST_SAND_RAISED_BY_WIND	Dust or <SAND> raised by wind at or near the station at the time of observation, but no well developed dust whirls or <SAND> whirls, and no dust storm or sandstorm seen (in the case of ships, blowing spray at the station).	NR
35	DUST_STORM_IN_SIGHT	EEC_OBVWEATHTY_DUST_STORM_IN_SIGHT	Dust storm or sandstorm within sight at the time of observation, or at the station during the preceding hour.	NR
36	DUST_SUSPENDED	EEC_OBVWEATHTY_DUST_SUSPENDED	Widespread dust in suspension in the air not raised by wind, at or near station at the time of observation.	NR
37	FOG	EEC_OBVWEATHTY_FOG	Fog.	NR
38	FOG_CONSTANT	EEC_OBVWEATHTY_FOG_CONSTANT	Fog or ice fog, no appreciable change during the past hour.	NR
39	FOG_DEC_INVISIBLE_SKY	EEC_OBVWEATHTY_FOG_DEC_INVISIBLE_SKY	Fog or ice fog at time of observation, sky invisible, has become thinner during the preceding hour.	NR
40	FOG_DEC_VISIBLE_SKY	EEC_OBVWEATHTY_FOG_DEC_VISIBLE_SKY	Fog or ice fog at time of observation, sky visible, has become thinner during the preceding hour.	NR
41	FOG_DEPOSITING_RIME	EEC_OBVWEATHTY_FOG_DEPOSITING_RIME	Fog, depositing rime.	NR
42	FOG_IN_PATCHES	EEC_OBVWEATHTY_FOG_IN_PATCHES	Fog or ice fog in patches.	NR
43	FOG_INC_INVISIBLE_SKY	EEC_OBVWEATHTY_FOG_INC_INVISIBLE_SKY	Fog or ice fog at time of observation, sky invisible, has begun or has become thicker during the preceding hour.	NR
44	FOG_INC_VISIBLE_SKY	EEC_OBVWEATHTY_FOG_INC_VISIBLE_SKY	Fog or ice fog at time of observation, sky visible, has begun or has become thicker during the preceding hour.	NR
45	FOG_NO_CHG_INVISIBLE_SKY	EEC_OBVWEATHTY_FOG_NO_CHG_INVISIBLE_SKY	Fog or ice fog at time of observation, sky invisible, no appreciable change during the preceding hour.	NR
46	FOG_NO_CHG_VISIBLE_SKY	EEC_OBVWEATHTY_FOG_NO_CHG_VISIBLE_SKY	Fog or ice fog at time of observation, sky visible, no appreciable change during the preceding hour.	NR
47	FOG_PAST_HOUR_BUT_NOT_NOW	EEC_OBVWEATHTY_FOG_PAST_HOUR_BUT_NOT_NOW	Fog, during preceding hour, but not at the time of observation.	NR
48	FOG_RIME_INVISIBLE_SKY	EEC_OBVWEATHTY_FOG_RIME_INVISIBLE_SKY	Fog, at time of observation, depositing rime, sky invisible.	NR
49	FOG_RIME_VISIBLE_SKY	EEC_OBVWEATHTY_FOG_RIME_VISIBLE_SKY	Fog, at time of observation, depositing rime, sky visible.	NR
50	FOG_THICKENING	EEC_OBVWEATHTY_FOG_THICKENING	Fog or ice fog, has begun or become thicker during the past hour.	NR
51	FOG_THINNING	EEC_OBVWEATHTY_FOG_THINNING	Fog or ice fog, has become thinner during the past hour.	NR
52	FRZ_PRECIP_HVY	EEC_OBVWEATHTY_FRZ_PRECIP_HVY	Freezing precipitation, heavy.	NR
53	FRZ_PRECIP_NO_SHOWER	EEC_OBVWEATHTY_FRZ_PRECIP_NO_SHOWER	Freezing drizzle or rain, not falling as showers at the station during the preceding hour, but not at the time of observation.	NR
54	FRZ_PRECIP_NOT_HVY	EEC_OBVWEATHTY_FRZ_PRECIP_NOT_HVY	Freezing precipitation, slight or moderate.	NR
55	FRZ_PRECIP_PAST_HOUR	EEC_OBVWEATHTY_FRZ_PRECIP_PAST_HOUR	Freezing drizzle or freezing rain past hour, but not at the time of observation.	NR
56	FUNNEL_CLOUDS	EEC_OBVWEATHTY_FUNNEL_CLOUDS	Funnel clouds (tornado cloud or waterspout) at or in sight of the station during the preceding hour, or at the time of observation.	NR
57	HAIL_NOT_SL	EEC_OBVWEATHTY_HAIL_NOT_SL	Showers of hail (hail, small hail, snow pellets), with or without rain or rain and snow mixed, not associated with thunder, moderate or heavy.	NR
58	HAIL_SHOWER	EEC_OBVWEATHTY_HAIL_SHOWER	Showers of hail (hail, small hail, snow pellets), or rain and hail (hail, small hail, snow pellets) at the station during the preceding hour, but not at the time of observation.	NR
59	HAIL_SL	EEC_OBVWEATHTY_HAIL_SL	Showers of hail, slight.	NR
60	HAZE_SMOKE_SUSPENDED_DUST	EEC_OBVWEATHTY_HAZE_SMOKE_SUSPENDED_DUST	Haze, smoke, or dust in suspension in the air, visibility less than 1 kilometre.	NR
61	HVY_BLOWING_SNOW	EEC_OBVWEATHTY_HVY_BLOWING_SNOW	Heavy blowing snow generally high (above eye level).	NR
62	HVY_DRIFTING_SNOW	EEC_OBVWEATHTY_HVY_DRIFTING_SNOW	Heavy drifting snow generally low (below eye level).	NR
63	ICE_PELLETS	EEC_OBVWEATHTY_ICE_PELLETS	Ice pellets, not in showers.	NR
64	ICE_PELLETS_HVY	EEC_OBVWEATHTY_ICE_PELLETS_HVY	Precipitation composed of transparent or translucent pellets of ice where there is rapid accumulation on ground. Visibility reduced by ice pellets to less than 4,83 kilometres (approximately 3 statute miles).	NR
65	ICE_PELLETS_MOD	EEC_OBVWEATHTY_ICE_PELLETS_MOD	Precipitation composed of transparent or translucent pellets of ice, which have a diameter less than 5 millimetres where there is slow accumulation on ground. Visibility reduced by ice pellets to less than 11,27 kilometres (approximately 7 statute miles).	NR
66	ICE_PELLETS_SL	EEC_OBVWEATHTY_ICE_PELLETS_SL	Precipitation composed of transparent or translucent pellets of ice, which have a diameter less than 5 millimetres where scattered pellets do not completely cover an exposed <SURFACE> regardless of duration. Visibility is not affected.	NR
67	ISOLATED_SNOW_CRYSTALS	EEC_OBVWEATHTY_ISOLATED_SNOW_CRYSTALS	Isolated star like snow crystals, with or without fog.	NR
68	LIGHTNING_VISIBLE	EEC_OBVWEATHTY_LIGHTNING_VISIBLE	Lightning visible, no thunder heard.	NR
69	LQD_PRECIP_HVY	EEC_OBVWEATHTY_LQD_PRECIP_HVY	Liquid precipitation, heavy.	NR
70	LQD_PRECIP_NOT_HVY	EEC_OBVWEATHTY_LQD_PRECIP_NOT_HVY	Liquid precipitation, slight or moderate.	NR
71	MIST	EEC_OBVWEATHTY_MIST	Mist.	NR
72	NO_SIGNIFICANT_WEATHER	EEC_OBVWEATHTY_NO_SIGNIFICANT_WEATHER	No significant weather observed.	NR
73	PATCHES_SHALLOW_FOG	EEC_OBVWEATHTY_PATCHES_SHALLOW_FOG	Patches of shallow fog or ice fog at the station, whether on land or sea, not deeper than about 2 metres on land or 10 metres at sea.	NR
74	PATCHY_FOG	EEC_OBVWEATHTY_PATCHY_FOG	Fog or ice fog in patches at time of observation.	NR
75	PRECIP	EEC_OBVWEATHTY_PRECIP	Precipitation.	NR
76	PRECIP_DISTANT	EEC_OBVWEATHTY_PRECIP_DISTANT	Precipitation in sight, reaching the ground or the <SURFACE> of the sea, but distant (estimated to be no more than 5 km. from station).	NR
77	PRECIP_HVY	EEC_OBVWEATHTY_PRECIP_HVY	Precipitation, heavy.	NR
78	PRECIP_IN_SIGHT	EEC_OBVWEATHTY_PRECIP_IN_SIGHT	Precipitation in sight, not reaching the ground or the <SURFACE> of the sea.	NR
79	PRECIP_NEAR	EEC_OBVWEATHTY_PRECIP_NEAR	Precipitation in sight, reaching the ground or the <SURFACE> of the sea, near to, but not at the station.	NR
80	PRECIP_NOT_HVY	EEC_OBVWEATHTY_PRECIP_NOT_HVY	Precipitation, slight or moderate.	NR
81	PRECIP_PAST_HOUR	EEC_OBVWEATHTY_PRECIP_PAST_HOUR	Precipitation, during preceding hour, but not at the time of observation.	NR
82	RAIN	EEC_OBVWEATHTY_RAIN	Rain.	NR
83	RAIN_FRZ_HVY	EEC_OBVWEATHTY_RAIN_FRZ_HVY	Rain, freezing, heavy.	NR
84	RAIN_FRZ_MOD	EEC_OBVWEATHTY_RAIN_FRZ_MOD	Rain, freezing, moderate.	NR
85	RAIN_FRZ_NOT_SL	EEC_OBVWEATHTY_RAIN_FRZ_NOT_SL	Rain, freezing, moderate or heavy.	NR
86	RAIN_FRZ_SL	EEC_OBVWEATHTY_RAIN_FRZ_SL	Rain, freezing, slight.	NR
87	RAIN_NON_FRZ_HVY	EEC_OBVWEATHTY_RAIN_NON_FRZ_HVY	Rain, not freezing, heavy.	NR
88	RAIN_NON_FRZ_MOD	EEC_OBVWEATHTY_RAIN_NON_FRZ_MOD	Rain, not freezing, moderate.	NR
89	RAIN_NON_FRZ_SL	EEC_OBVWEATHTY_RAIN_NON_FRZ_SL	Rain, not freezing, slight.	NR
90	RAIN_NON_HVY_CONTINUOUS	EEC_OBVWEATHTY_RAIN_NON_HVY_CONTINUOUS	Rain, non-freezing, continuous, heavy at time of observation.	NR
91	RAIN_NON_HVY_INTERMITTENT	EEC_OBVWEATHTY_RAIN_NON_HVY_INTERMITTENT	Rain, non-freezing, intermittent, heavy at time of observation.	NR
92	RAIN_NON_MOD_CONTINUOUS	EEC_OBVWEATHTY_RAIN_NON_MOD_CONTINUOUS	Rain, non-freezing, continuous, moderate at time of observation.	NR
93	RAIN_NON_MOD_INTERMITTENT	EEC_OBVWEATHTY_RAIN_NON_MOD_INTERMITTENT	Rain, non-freezing, intermittent, moderate at time of observation.	NR
94	RAIN_NON_SL_CONTINUOUS	EEC_OBVWEATHTY_RAIN_NON_SL_CONTINUOUS	Rain, non-freezing, continuous, slight at time of observation.	NR
95	RAIN_NON_SL_INTERMITTENT	EEC_OBVWEATHTY_RAIN_NON_SL_INTERMITTENT	Rain, non-freezing, intermittent, slight at time of observation.	NR
96	RAIN_NOT_AS_SHOWER	EEC_OBVWEATHTY_RAIN_NOT_AS_SHOWER	Rain (not freezing) not falling as showers at the station during the preceding hour, but not at the time of observation.	NR
97	RAIN_NOW_NOT_SL	EEC_OBVWEATHTY_RAIN_NOW_NOT_SL	Moderate or heavy rain at time of observation, thunderstorm during the preceding hour but not at time of observation.	NR
98	RAIN_NOW_SL	EEC_OBVWEATHTY_RAIN_NOW_SL	Slight rain at time of observation, thunderstorm during the preceding hour but not at time of observation.	NR
99	RAIN_PAST_HOUR	EEC_OBVWEATHTY_RAIN_PAST_HOUR	Rain (not freezing), during the preceding hour, but not at the time of observation.	NR
100	RAIN_SHOWER_HVY	EEC_OBVWEATHTY_RAIN_SHOWER_HVY	Rain showers or intermittent rain, heavy.	NR
101	RAIN_SHOWER_MOD	EEC_OBVWEATHTY_RAIN_SHOWER_MOD	Rain showers or intermittent rain, moderate.	NR
102	RAIN_SHOWER_NOT_SL	EEC_OBVWEATHTY_RAIN_SHOWER_NOT_SL	Rain showers, moderate or heavy.	NR
103	RAIN_SHOWER_PAST_HOUR	EEC_OBVWEATHTY_RAIN_SHOWER_PAST_HOUR	Showers of rain at the station during the preceding hour, but not at the time of observation.	NR
104	RAIN_SHOWER_SL	EEC_OBVWEATHTY_RAIN_SHOWER_SL	Rain showers or intermittent rain, slight.	NR
105	RAIN_SHOWER_VIOLENT	EEC_OBVWEATHTY_RAIN_SHOWER_VIOLENT	Rain showers or intermittent rain, violent.	NR
106	RAIN_SNOW_ICE_PELLET	EEC_OBVWEATHTY_RAIN_SNOW_ICE_PELLET	Rain and snow or ice pellets, not falling as showers at the station during the preceding hour, but not at the time of observation.	NR
107	RAIN_SNOW_NOT_SL	EEC_OBVWEATHTY_RAIN_SNOW_NOT_SL	Showers of rain and snow mixed, moderate or heavy.	NR
108	RAIN_SNOW_SL	EEC_OBVWEATHTY_RAIN_SNOW_SL	Showers of rain and snow mixed, slight.	NR
109	SAND_WHIRLS	EEC_OBVWEATHTY_SAND_WHIRLS	Well-developed dust whirls or <SAND> whirls seen at or near the station during the preceding hour or at the time of observation, but no dust storm or sandstorm.	NR
110	SDSTRM_DEC_HVY	EEC_OBVWEATHTY_SDSTRM_DEC_HVY	Heavy dust storm or <SAND> storm has decreased during the preceding hour.	NR
111	SDSTRM_DEC_NOT_HVY	EEC_OBVWEATHTY_SDSTRM_DEC_NOT_HVY	Slight or moderate dust storm or <SAND> storm has decreased during the preceding hour.	NR
112	SDSTRM_HVY	EEC_OBVWEATHTY_SDSTRM_HVY	Heavy dust storm or <SAND> storm no appreciable change during the preceding hour.	NR
113	SDSTRM_INC_HVY	EEC_OBVWEATHTY_SDSTRM_INC_HVY	Heavy dust storm or <SAND> storm has begun or has increased during the preceding hour.	NR
114	SDSTRM_INC_NOT_HVY	EEC_OBVWEATHTY_SDSTRM_INC_NOT_HVY	Slight or moderate dust storm or <SAND> storm has begun or has increased during the preceding hour.	NR
115	SDSTRM_NOT_HVY	EEC_OBVWEATHTY_SDSTRM_NOT_HVY	Slight or moderate dust storm or <SAND> storm no appreciable change during the preceding hour.	NR
116	SHOWERS	EEC_OBVWEATHTY_SHOWERS	Showers or intermittent precipitation.	NR
117	SKY_UNCHANGED	EEC_OBVWEATHTY_SKY_UNCHANGED	State of sky unchanged.	NR
118	SMOKE	EEC_OBVWEATHTY_SMOKE	Smoke.	NR
119	SMOKE_RDCD_VISIBILITY	EEC_OBVWEATHTY_SMOKE_RDCD_VISIBILITY	Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke, or volcanic ashes.	NR
120	SNOW	EEC_OBVWEATHTY_SNOW	Snow, rate undetermined.	NR
121	SNOW_GRAINS	EEC_OBVWEATHTY_SNOW_GRAINS	Snow grains, with or without fog.	NR
122	SNOW_HVY	EEC_OBVWEATHTY_SNOW_HVY	Snow, heavy.	NR
123	SNOW_MOD	EEC_OBVWEATHTY_SNOW_MOD	Snow, moderate.	NR
124	SNOW_NOT_AS_SHOWER	EEC_OBVWEATHTY_SNOW_NOT_AS_SHOWER	Snow, not falling as showers at the station during the preceding hour, but not at the time of observation.	NR
125	SNOW_NOT_HVY_CONTINUOUS	EEC_OBVWEATHTY_SNOW_NOT_HVY_CONTINUOUS	Continuous fall of snowflakes, not in showers, heavy at time of observation.	NR
126	SNOW_NOT_HVY_INTERMITTENT	EEC_OBVWEATHTY_SNOW_NOT_HVY_INTERMITTENT	Intermittent fall of snowflakes, not in showers, heavy at time of observation.	NR
127	SNOW_NOT_MOD_CONTINUOUS	EEC_OBVWEATHTY_SNOW_NOT_MOD_CONTINUOUS	Continuous fall of snowflakes, not in showers, moderate at time of observation.	NR
128	SNOW_NOT_MOD_INTERMITTENT	EEC_OBVWEATHTY_SNOW_NOT_MOD_INTERMITTENT	Intermittent fall of snowflakes, not in showers, moderate at time of observation.	NR
129	SNOW_NOT_SL_CONTINUOUS	EEC_OBVWEATHTY_SNOW_NOT_SL_CONTINUOUS	Continuous fall of snowflakes, not in showers, slight at time of observation.	NR
130	SNOW_NOT_SL_INTERMITTENT	EEC_OBVWEATHTY_SNOW_NOT_SL_INTERMITTENT	Intermittent fall of snowflakes, not in showers, slight at time of observation.	NR
131	SNOW_NOW_NOT_SL	EEC_OBVWEATHTY_SNOW_NOW_NOT_SL	Moderate or heavy snow, or rain and snow mixed, or hail (hail, small hail, snow pellets), at time of observation, thunderstorm during the preceding hour but not at time of observation.	NR
132	SNOW_NOW_SL	EEC_OBVWEATHTY_SNOW_NOW_SL	Slight snow, or rain and snow mixed, or hail (hail, small hail, snow pellets), at time of observation, thunderstorm during the preceding hour but not at time of observation.	NR
133	SNOW_PAST_HOUR	EEC_OBVWEATHTY_SNOW_PAST_HOUR	Snow, during the preceding hour, but not at the time of observation.	NR
134	SNOW_PELLETS_NOT_SL	EEC_OBVWEATHTY_SNOW_PELLETS_NOT_SL	Showers of snow pellets or small hail, with or without rain or rain and snow mixed, moderate or heavy.	NR
135	SNOW_PELLETS_SL	EEC_OBVWEATHTY_SNOW_PELLETS_SL	Showers of snow pellets or small hail, with or without rain or rain and snow mixed, slight.	NR
136	SNOW_SHOWER_HVY	EEC_OBVWEATHTY_SNOW_SHOWER_HVY	Snow showers or intermittent rain, heavy.	NR
137	SNOW_SHOWER_MOD	EEC_OBVWEATHTY_SNOW_SHOWER_MOD	Snow showers or intermittent rain, moderate.	NR
138	SNOW_SHOWER_NOT_SL	EEC_OBVWEATHTY_SNOW_SHOWER_NOT_SL	Snow showers, moderate or heavy.	NR
139	SNOW_SHOWER_PAST_HOUR	EEC_OBVWEATHTY_SNOW_SHOWER_PAST_HOUR	Showers of snow, or of rain and snow at the station during the preceding hour, but not at the time of observation.	NR
140	SNOW_SHOWER_SL	EEC_OBVWEATHTY_SNOW_SHOWER_SL	Snow showers or intermittent rain, slight.	NR
141	SNOW_SL	EEC_OBVWEATHTY_SNOW_SL	Snow, slight.	NR
142	SOLID_PRECIP_HVY	EEC_OBVWEATHTY_SOLID_PRECIP_HVY	Solid precipitation, heavy.	NR
143	SOLID_PRECIP_NOT_HVY	EEC_OBVWEATHTY_SOLID_PRECIP_NOT_HVY	Solid precipitation, slight or moderate.	NR
144	SQUALLS	EEC_OBVWEATHTY_SQUALLS	Squalls at or in sight of the station during the preceding hour or at the time of observation.	NR
145	TORNADO	EEC_OBVWEATHTY_TORNADO	Tornado.	NR
146	TSTORM	EEC_OBVWEATHTY_TSTORM	Thunderstorm.	NR
147	TSTORM_HAIL_HVY	EEC_OBVWEATHTY_TSTORM_HAIL_HVY	Thunderstorm, heavy, with hail (hail, small hail, snow pellets) at time of observation, thunderstorm at time of observation.	NR
148	TSTORM_HAIL_NOT_HVY	EEC_OBVWEATHTY_TSTORM_HAIL_NOT_HVY	Thunderstorm, slight or moderate, with hail (hail, small hail, snow pellets) at time of observation, thunderstorm at time of observation.	NR
149	TSTORM_HVY	EEC_OBVWEATHTY_TSTORM_HVY	Thunderstorm, heavy, with no precipitation.	NR
150	TSTORM_HVY_NO_HAIL	EEC_OBVWEATHTY_TSTORM_HVY_NO_HAIL	Thunderstorm, heavy, without hail (hail, small hail, snow pellets), but with rain and/or snow at time of observation, thunderstorm at time of observation.	NR
151	TSTORM_NO_PRECIP	EEC_OBVWEATHTY_TSTORM_NO_PRECIP	Thunderstorm, but no precipitation at the time of observation.	NR
152	TSTORM_NOT_HVY	EEC_OBVWEATHTY_TSTORM_NOT_HVY	Thunderstorm, slight or moderate, with no precipitation.	NR
153	TSTORM_NOT_HVY_NO_HAIL	EEC_OBVWEATHTY_TSTORM_NOT_HVY_NO_HAIL	Thunderstorm, slight or moderate, without hail (hail, small hail, snow pellets), but with rain and/or snow at time of observation, thunderstorm at time of observation.	NR
154	TSTORM_PAST_HOUR	EEC_OBVWEATHTY_TSTORM_PAST_HOUR	Thunderstorm (with or without precipitation) at the station during the preceding hour, but not at the time of observation.	NR
155	TSTORM_RAIN_HVY	EEC_OBVWEATHTY_TSTORM_RAIN_HVY	Thunderstorm, heavy, with rain showers and/or snow.	NR
156	TSTORM_RAIN_NOT_HVY	EEC_OBVWEATHTY_TSTORM_RAIN_NOT_HVY	Thunderstorm, slight or moderate, with rain showers and/or snow showers.	NR
157	TSTORM_SDSTRM	EEC_OBVWEATHTY_TSTORM_SDSTRM	Thunderstorm combined with dust storm or <SAND> storm at time of observation, thunderstorm at time of observation.	NR

EDCS Group Labels: ATMOSPHERE

Reference Type: IR

References: [FMH1, Section 8]

EDCS Attribute Symbolic Constant: EAC_OCEAN_CURRENT_U

EDCS Attribute Code: 766

Definition:
The U component (geodetic west-east direction, where east is positive) of the speed of an <OCEAN> <WATER_CURRENT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: WATER_BODY_SURFACE, RATE_OR_RATIO

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OCEAN_CURRENT_V

EDCS Attribute Code: 767

Definition:
The V component (geodetic south-north direction, where north is positive) of the speed of an <OCEAN> <WATER_CURRENT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: WATER_BODY_SURFACE, RATE_OR_RATIO

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OCEAN_CURRENT_W

EDCS Attribute Code: 768

Definition:
The speed of <WATER_CURRENT> in the down-up direction where up is positive.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: SPEED

EDCS Group Labels: WATER_BODY_SURFACE, RATE_OR_RATIO

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OCEAN_ELECTRICAL_CONDUCTIVITY_RATIO

EDCS Attribute Code: 769

Definition:
The ratio of the electrical conductivity of <OCEAN> <WATER>, at a given temperature, to the conductivity of <OCEAN> <WATER> of practical salinity 35 at the same temperature, both at a pressure of 1 standard atmosphere.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: EM_PHENOMENON, WATER_BODY_CONDITION, RATE_OR_RATIO

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OCEAN_FLOOR_REGION_NAME

EDCS Attribute Code: 770

Definition:
The name of a <REGION> of the <OCEAN_FLOOR> that has measurable relief, or is delimited by relief, whose values are specified by [SUFN] and an <<OCEAN_FLOOR_REGION_NAME_TYPE>>; formatted in a Latin-1 string.

EDCS Attribute Value Data Type: CONSTRAINED_STRING

EDCS Group Labels: HYDROLOGY

Reference Type: IR

References: [SUFN]

EDCS Attribute Symbolic Constant: EAC_OCEAN_FLOOR_REGION_NAME_TYPE

EDCS Attribute Code: 771

Definition:
The type of a named <REGION> of the <OCEAN_FLOOR> that has measurable relief, or is delimited by relief.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	ABYSSAL_HILLS	EEC_OCFLRREGNNAMTY_ABYSSAL_HILLS	A <TRACT> of small elevations on the deep <OCEAN_FLOOR>; abyssal hills.	IR	[SUFN]
2	ABYSSAL_PLAIN	EEC_OCFLRREGNNAMTY_ABYSSAL_PLAIN	An extensive, flat, gently sloping or nearly level <REGION> at abyssal depths; an abyssal plain.	IR	[SUFN]
3	APRON	EEC_OCFLRREGNNAMTY_APRON	A gently dipping surface, underlain primarily by <SEDIMENT>, at the base of any steeper <OCEAN_FLOOR> slope; an apron.	IR	[SUFN]
4	ARCHIPELAGIC_APRON	EEC_OCFLRREGNNAMTY_ARCHIPELAGIC_APRON	A gentle <OCEAN_FLOOR> slope with a generally smooth surface, characteristically found around groups of islands or seamounts; an archipelagic apron.	IR	[SUFN]
5	BANK	EEC_OCFLRREGNNAMTY_BANK	An elevation of the <OCEAN_FLOOR>, over which the depth of water is relatively shallow, but sufficient for safe surface navigation; a bank.	IR	[SUFN]
6	BANKS	EEC_OCFLRREGNNAMTY_BANKS	A <SET> of <OCEAN_FLOOR> bank features, in close proximity.	NR
7	BASIN	EEC_OCFLRREGNNAMTY_BASIN	A depression, in the <OCEAN_FLOOR>, more or less equidimensional in plan and of variable extent; a basin.	IR	[SUFN]
8	BORDERLAND	EEC_OCFLRREGNNAMTY_BORDERLAND	A <REGION> adjacent to a continent, normally occupied by or bordering a continental shelf ,and sometimes emerging as islands that are irregular or blocky in plan or profile, with depths well in excess of those typical of a continental shelf; a borderland.	IR	[SUFN]
9	CALDERA	EEC_OCFLRREGNNAMTY_CALDERA	A collapsed or partially-collapsed seamount, commonly of annular shape; a caldera.	IR	[SUFN]
10	CANYON	EEC_OCFLRREGNNAMTY_CANYON	A relatively narrow, deep depression with steep sides, the bottom of which generally deepens continuously, developed characteristically on some continental slopes; a canyon.	IR	[SUFN]
11	CANYONS	EEC_OCFLRREGNNAMTY_CANYONS	A <SET> of <OCEAN_FLOOR> canyon features, in close proximity.	NR
12	CAP	EEC_OCFLRREGNNAMTY_CAP	A localized elevation of the <OCEAN_FLOOR>, over which the depth of water is relatively shallow, but sufficient for safe surface navigation; a cap.	NR
13	CNTNTL_MARGIN	EEC_OCFLRREGNNAMTY_CNTNTL_MARGIN	The zone, generally consisting of continental shelf, slope and rise, separating the continent from the deep <OCEAN_FLOOR> or abyssal plain; a continental margin. Occasionally an <OCEAN_FLOOR> trench may be present in place of a continental rise.	IR	[SUFN]
14	CNTNTL_RISE	EEC_OCFLRREGNNAMTY_CNTNTL_RISE	A gentle slope rising from the <OCEAN> depths towards the foot of a continental slope; a continental rise.	IR	[SUFN]
15	CNTNTL_SHELF	EEC_OCFLRREGNNAMTY_CNTNTL_SHELF	A zone adjacent to a continent and extending from the <LOW_WATER_LINE> to a depth at which there is usually a marked increase of slope towards <OCEAN> depths; a continental shelf.	IR	[SUFN]
16	CNTNTL_SLOPE	EEC_OCFLRREGNNAMTY_CNTNTL_SLOPE	The deepening <OCEAN_FLOOR> out from a continental shelf-edge to the upper limit of the continental rise, or the point where there is a general decrease in steepness; a continental slope.	IR	[SUFN]
17	DEEP	EEC_OCFLRREGNNAMTY_DEEP	An extensive <REGION> of the <OCEAN_FLOOR> having great depth, generally greater than 6 kilometres.	IR	[APDS]
18	ESCARPMENT	EEC_OCFLRREGNNAMTY_ESCARPMENT	An elongated, characteristically linear, steep slope separating horizontal or gently sloping sectors of the <OCEAN_FLOOR> in non-shelf areas; an escarpment or scarp.	IR	[SUFN]
19	FAN	EEC_OCFLRREGNNAMTY_FAN	A relatively smooth, fan-like, depositional feature normally sloping away from the outer termination of a canyon, or canyon system; a fan or cone.	IR	[SUFN]
20	FRACTURE_ZONE	EEC_OCFLRREGNNAMTY_FRACTURE_ZONE	An extensive linear zone of irregular topography, mountainous or faulted, characterized by steep-sided or asymmetrical ridges, clefts, troughs or escarpments.	IR	[SUFN]
21	GUYOT	EEC_OCFLRREGNNAMTY_GUYOT	A seamount having a comparatively smooth flat top; a guyot or tablemount.	IR	[SUFN]
22	GUYOTS	EEC_OCFLRREGNNAMTY_GUYOTS	A <SET> of <OCEAN_FLOOR> guyot features, in close proximity.	NR
23	HILL	EEC_OCFLRREGNNAMTY_HILL	An isolated (or group of) elevation(s), smaller than a seamount; a hill.	IR	[SUFN]
24	HILLS	EEC_OCFLRREGNNAMTY_HILLS	A <SET> of <OCEAN_FLOOR> hill features, in close proximity.	NR
25	HOLE	EEC_OCFLRREGNNAMTY_HOLE	A small local depression, often steep sided, in the <OCEAN_FLOOR>; a hole.	IR	[SUFN]
26	KNOLL	EEC_OCFLRREGNNAMTY_KNOLL	An elevation somewhat smaller than a seamount and of rounded profile, characteristically isolated or as a cluster on the <OCEAN_FLOOR>; a knoll.	IR	[SUFN]
27	KNOLLS	EEC_OCFLRREGNNAMTY_KNOLLS	A <SET> of <OCEAN_FLOOR> knoll features, clustered, in close proximity.	NR
28	LEVEE	EEC_OCFLRREGNNAMTY_LEVEE	A depositional natural embankment bordering a canyon, valley or seachannel on the <OCEAN_FLOOR>; a levee.	IR	[SUFN]
29	MEDIAN_VALLEY	EEC_OCFLRREGNNAMTY_MEDIAN_VALLEY	The axial depression of a mid-oceanic ridge system; a median valley.	IR	[SUFN]
30	MID_OCEANIC_RIDGE	EEC_OCFLRREGNNAMTY_MID_OCEANIC_RIDGE	The linked major mid-oceanic mountain systems of global extent; a mid-oceanic ridge.	IR	[SUFN]
31	MOAT	EEC_OCFLRREGNNAMTY_MOAT	An annular depression that may not be continuous, located at the base of many seamounts, islands and other isolated elevations of the <OCEAN_FLOOR>; a moat.	IR	[SUFN]
32	MOUNTAINS	EEC_OCFLRREGNNAMTY_MOUNTAINS	A <SET> of <OCEAN_FLOOR> mountain features, in close proximity.	IR	[SUFN]
33	PASSAGE	EEC_OCFLRREGNNAMTY_PASSAGE	A narrow break in a ridge or a rise; a passage, pass or gap.	IR	[SUFN]
34	PEAK	EEC_OCFLRREGNNAMTY_PEAK	A prominent <OCEAN_FLOOR> elevation either pointed or of a very limited extent across the summit; a peak.	IR	[SUFN]
35	PINNACLE	EEC_OCFLRREGNNAMTY_PINNACLE	Any high tower or spire-shaped pillar of rock, or coral, alone or cresting a summit on the <OCEAN_FLOOR>; a pinnacle.	IR	[SUFN]
36	PLAIN	EEC_OCFLRREGNNAMTY_PLAIN	An extensive, flat, nearly level <REGION>; a plain.	NR
37	PLATEAU	EEC_OCFLRREGNNAMTY_PLATEAU	A flat or nearly flat elevation of considerable areal extent, dropping off abruptly on one or more sides; a plateau.	IR	[SUFN]
38	PROMONTORY	EEC_OCFLRREGNNAMTY_PROMONTORY	A major spur-like protrusion of the continental slope extending to the deep <OCEAN_FLOOR>; a promontory. Characteristically, the crest deepens seaward.	IR	[SUFN]
39	PROVINCE	EEC_OCFLRREGNNAMTY_PROVINCE	A <REGION> identifiable by a number of shared physiographic characteristics that are markedly in contrast with those in the surrounding <REGION>s; a province.	IR	[SUFN]
40	REEF	EEC_OCFLRREGNNAMTY_REEF	A mass of rock or other indurated material lying at or near the sea surface that may constitute a hazard to surface navigation; a reef.	IR	[SUFN]
41	REEFS	EEC_OCFLRREGNNAMTY_REEFS	A <SET> of <OCEAN_FLOOR> reef features, in close proximity.	NR
42	RIDGE	EEC_OCFLRREGNNAMTY_RIDGE	An elongated narrow elevation of varying complexity having steep sides, often separating ocean basins, and including the mid-oceanic ridges; a ridge.	IR	[SUFN]
43	RIDGES	EEC_OCFLRREGNNAMTY_RIDGES	A <SET> of <OCEAN_FLOOR> ridge features, in close proximity.	NR
44	RISE	EEC_OCFLRREGNNAMTY_RISE	A broad elevation that rises gently and generally smoothly from the <OCEAN_FLOOR>, generally including the mid-oceanic ridges; a rise.	IR	[SUFN]
45	SADDLE	EEC_OCFLRREGNNAMTY_SADDLE	A broad pass or col, resembling in shape a riding saddle, in a ridge or between contiguous elevations.	IR	[SUFN]
46	SEABIGHT	EEC_OCFLRREGNNAMTY_SEABIGHT	A crescent-shaped indentation in the <OCEAN_FLOOR> formed by currents; a seabight.	NR
47	SEACHANNEL	EEC_OCFLRREGNNAMTY_SEACHANNEL	A continuously sloping elongated discrete depression found in fans or abyssal plains and customarily bordered by levees on one or both sides; a channel or seachannel.	IR	[SUFN]
48	SEAMOUNT	EEC_OCFLRREGNNAMTY_SEAMOUNT	A discrete (or group of) large isolated elevation(s), greater than 1 000 metres in relief above the <OCEAN_FLOOR>, characteristically of conical form; a seamount.	IR	[SUFN]
49	SEAMOUNT_CHAIN	EEC_OCFLRREGNNAMTY_SEAMOUNT_CHAIN	A linear or arcuate alignment of discrete seamounts, with their bases clearly separated; a seamount chain.	IR	[SUFN]
50	SEAMOUNT_GROUP	EEC_OCFLRREGNNAMTY_SEAMOUNT_GROUP	A distinct <SET> of <OCEAN_FLOOR> seamount features, in close proximity, but set off from other <OCEAN_FLOOR> features.	NR
51	SEAMOUNT_PROVINCE	EEC_OCFLRREGNNAMTY_SEAMOUNT_PROVINCE	A <REGION> of seamounts, markedly in contrast with the physiographic characteristics in the surrounding <REGION>s; a seamount province.	NR
52	SEAMOUNTS	EEC_OCFLRREGNNAMTY_SEAMOUNTS	A <SET> of <OCEAN_FLOOR> seamount features, in close proximity.	NR
53	SHELF	EEC_OCFLRREGNNAMTY_SHELF	A zone 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 slope towards <OCEAN> depths; a shelf.	IR	[SUFN]
54	SHELF_EDGE	EEC_OCFLRREGNNAMTY_SHELF_EDGE	The <LINE> along which there is marked increase of slope at the seaward margin of a continental (or island) shelf; a shelf edge or shelf break.	IR	[SUFN]
55	SHOAL	EEC_OCFLRREGNNAMTY_SHOAL	An offshore hazard to surface navigation with substantially less clearance than the surrounding area and composed of unconsolidated material; a shoal.	IR	[SUFN]
56	SHOALS	EEC_OCFLRREGNNAMTY_SHOALS	A <SET> of <OCEAN_FLOOR> shoal features, in close proximity.	NR
57	SILL	EEC_OCFLRREGNNAMTY_SILL	An <OCEAN_FLOOR> barrier of relatively shallow depth restricting water movement between basins; a sill.	IR	[SUFN]
58	SLOPE	EEC_OCFLRREGNNAMTY_SLOPE	The deepening <OCEAN_FLOOR> out from a shelf-edge to the upper limit of a rise, or the point where there is a general decrease in steepness; a slope.	IR	[SUFN]
59	SOUND	EEC_OCFLRREGNNAMTY_SOUND	A <MARINE_SOUND>.	n/a
60	SPUR	EEC_OCFLRREGNNAMTY_SPUR	A subordinate elevation or redge protruding from a larger feature, such as a plateau or island foundation; a spur.	IR	[SUFN]
61	TERRACE	EEC_OCFLRREGNNAMTY_TERRACE	A relatively flat horizontal or gently inclined surface, 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.	IR	[SUFN]
62	TRENCH	EEC_OCFLRREGNNAMTY_TRENCH	A long narrow, characteristically very deep and asymmetrical depression of the <OCEAN_FLOOR>, with relatively steep sides; a trench.	IR	[SUFN]
63	TROUGH	EEC_OCFLRREGNNAMTY_TROUGH	A long depression of the <OCEAN_FLOOR> characteristically flat bottomed and steep sided and normally shallower than a trench; a trough.	IR	[SUFN]
64	VALLEY	EEC_OCFLRREGNNAMTY_VALLEY	A relatively shallow, wide depression, the bottom of which usually has a continuous gradient; a valley, submarine valley or sea valley. This term is generally not used for features that have canyon-like characteristics for a significant portion of their extent.	IR	[SUFN]
65	ZONE	EEC_OCFLRREGNNAMTY_ZONE	An extensive linear <REGION> identifiable by a number of shared physiographic characteristics that are markedly in contrast with those in the surrounding <REGION>s; a zone.	NR

EDCS Group Labels: HYDROLOGY

Reference Type: IR

References: [SUFN]

EDCS Attribute Symbolic Constant: EAC_OCEAN_NAME

EDCS Attribute Code: 772

Definition:
The name of an <OCEAN>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	ANTARCTIC	EEC_OCEANNAME_ANTARCTIC	Antarctic.	NR
2	ARCTIC	EEC_OCEANNAME_ARCTIC	Arctic.	NR
3	ATLANTIC	EEC_OCEANNAME_ATLANTIC	Atlantic.	NR
4	INDIAN	EEC_OCEANNAME_INDIAN	Indian.	NR
5	NORTH_ATLANTIC	EEC_OCEANNAME_NORTH_ATLANTIC	North Atlantic.	NR
6	NORTH_PACIFIC	EEC_OCEANNAME_NORTH_PACIFIC	North Pacific.	NR
7	PACIFIC	EEC_OCEANNAME_PACIFIC	Pacific.	NR
8	SOUTH_ATLANTIC	EEC_OCEANNAME_SOUTH_ATLANTIC	South Atlantic.	NR
9	SOUTH_PACIFIC	EEC_OCEANNAME_SOUTH_PACIFIC	South Pacific.	NR

EDCS Group Labels: HYDROLOGY

Reference Type: IR

References: [BOWD]

EDCS Attribute Symbolic Constant: EAC_OFFSHORE_PLATFORM_TYPE

EDCS Attribute Code: 773

Definition:
The type of an offshore platform.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	ACCOMMODATION	EEC_OFFSHPLATTY_ACCOMMODATION	A platform used primarily for eating, sleeping and recreation purposes.	PR	[S57A, Attribute, CATOFP:9]
2	ARTICULATED_LOADING	EEC_OFFSHPLATTY_ARTICULATED_LOADING	A metal lattice tower, buoyant at one end and attached at the other by a universal joint to a concrete filled base on the sea bed; an articulated loading platform (ALP). The platform may be fitted with a helicopter platform, emergency accommodation and hawser/hose retrieval.	IR	[S57A, Attribute, CATOFP:4]
3	ARTIFICIAL_ISLAND	EEC_OFFSHPLATTY_ARTIFICIAL_ISLAND	A man-made <STRUCTURE> usually built for, for example, the exploration or exploitation of marine resources, marine scientific research, or tidal observations.	PR	[S57A, Attribute, CATOFP:7]
4	FLOATING_PRODUCTION_VESSEL	EEC_OFFSHPLATTY_FLOATING_PRODUCTION_VESSEL	An offshore oil/gas facility consisting of a moored tanker/barge by which the product is extracted, stored and exported; a FPSO vessel.	IR	[S57A, Attribute, CATOFP:8]
5	MOORING_TOWER	EEC_OFFSHPLATTY_MOORING_TOWER	A tower-like platform secured to the seabed and surmounted by a turntable to which ships moor.	IR	[S57A, Attribute, CATOFP:6]
6	NAVIGATION_AID_SUPPORT	EEC_OFFSHPLATTY_NAVIGATION_AID_SUPPORT	A floating <STRUCTURE> with control room, power and storage <FACILITY>s, attached to the seabed by a flexible pipeline and cables; an NCCB.	IR	[S57A, Attribute, CATOFP:10]
7	OBSERVATION	EEC_OFFSHPLATTY_OBSERVATION	A platform from which one's surroundings or events can be observed, noted or recorded such as for scientific study.	NR
8	OBSERVATION_OR_RESEARCH	EEC_OFFSHPLATTY_OBSERVATION_OR_RESEARCH	A platform from which one's surroundings or events can be observed, noted or recorded such as for scientific study or research. May be further delineated specifically as EE OBSERVATION and EE RESEARCH.	IR	[S57A, Attribute, CATOFP:3]
9	OIL_DERRICK	EEC_OFFSHPLATTY_OIL_DERRICK	A temporary mobile <STRUCTURE>, either fixed or floating, used in the exploration stages of oil and gas fields, consisting of a combination of a derrick and rig.	IR	[S57A, Attribute, CATOFP:1]
10	PRODUCTION	EEC_OFFSHPLATTY_PRODUCTION	A term used to indicate a permanent offshore <STRUCTURE> equipped to control the production and flow of oil or gas. It does not include entirely submarine <STRUCTURE>s.	IR	[S57A, Attribute, CATOFP:2]
11	RESEARCH	EEC_OFFSHPLATTY_RESEARCH	A platform supporting scientific experimentation or research, including scholarly investigation or inquiry, intended to ultimately result in commercial products.	NR
12	SINGLE_ANCHOR_LEG_MOORING	EEC_OFFSHPLATTY_SINGLE_ANCHOR_LEG_MOORING	A rigid frame or tube with a buoyancy device at its upper end, secured at its lower end to a universal joint on a large steel or concrete base resting on the sea bed, and at its upper end to a mooring buoy by a chain or wire; a SALM.	IR	[S57A, Attribute, CATOFP:5]

EDCS Group Labels: HYDROGRAPHIC_ARTEFACT

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OIL_BARRIER_TYPE

EDCS Attribute Code: 774

Definition:
The type of an <OIL_BARRIER>.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	FLOATING	EEC_OILBARTY_FLOATING	A floating tube shaped <STRUCTURE>, with a curtain (2 metres) hanging under it, below the <SURFACE>, which acts as a barrier preventing the spread of oil.	IR	[S57A, Attribute, CATOLB:2]
2	OIL_RETENTION_PIPE	EEC_OILBARTY_OIL_RETENTION_PIPE	A pipe with holes from which air blows under high pressure. When the air bubbles reach the <SURFACE> they form a barrier which prevents the spread of oil.	IR	[S57A, Attribute, CATOLB:1]

EDCS Group Labels: HYDROGRAPHIC_ARTEFACT

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OILRIG_PRESENT

EDCS Attribute Code: 775

Definition:
Indication that an ocean oilrig exists within the area of an <OBJECT>.

EDCS Attribute Value Data Type: LOGICAL

EDCS Group Labels: HYDROGRAPHIC_INDUSTRY

Reference Type: IR

References: [OAML, Wind and Residual Noise Data Base]

EDCS Attribute Symbolic Constant: EAC_OMNI_DIR_SHIP_NOISE_CONFIDENCE

EDCS Attribute Code: 776

Definition:
The degree of confidence in the omni directional shipping noise spectral power level, based on the quantity and variability of the measurements, typically taken at 50 hertz.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	LOW	EEC_OMNDSHPNSECNF_LOW	Low.	NR
2	MEDIUM	EEC_OMNDSHPNSECNF_MEDIUM	Medium.	NR
3	HIGH	EEC_OMNDSHPNSECNF_HIGH	High.	NR

EDCS Group Labels: ACOUSTIC_PHENOMENON

Reference Type: IR

References: [OAML, Shipping Noise Data Base]

EDCS Attribute Symbolic Constant: EAC_OMNI_DIR_SHIP_NOISE_CORRECTION

EDCS Attribute Code: 777

Definition:
The correction to the omni directional shipping noise spectral power level, typically taken at 50 hertz.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: FIELD_OR_POWER_LEVEL_DIFF

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO

Reference Type: IR

References: [OAML, Shipping Noise Data Base]

EDCS Attribute Symbolic Constant: EAC_OMNI_DIR_SHIP_NOISE_DECORRELATION_TIME

EDCS Attribute Code: 778

Definition:
The time required for omni directional shipping noise to decorrelate and/or disperse, typically taken at 50 hertz.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: TIME

EDCS Group Labels: ACOUSTIC_PHENOMENON, TIME

Reference Type: IR

References: [OAML, Shipping Noise Data Base]

EDCS Attribute Symbolic Constant: EAC_OMNI_DIR_SHIP_NOISE_SPATIAL_VARIATION

EDCS Attribute Code: 779

Definition:
The degree of spatial variation of omni directional shipping noise measured in a nominal 111,120 kilometres (60 nautical miles) square cell of ocean, typically taken at 50 hertz.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: FIELD_OR_POWER_LEVEL_DIFF

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO

Reference Type: IR

References: [OAML, Shipping Noise Data Base]

EDCS Attribute Symbolic Constant: EAC_OMNI_DIR_SHIP_NOISE_SPCT_PWR_LVL

EDCS Attribute Code: 780

Definition:
The omni directional shipping noise spectral power level in a <WATER_BODY> volume, typically taken at 50 hertz.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PRESSURE_POWER_LEVEL

EDCS Group Labels: ACOUSTIC_PHENOMENON, RATE_OR_RATIO

Reference Type: IR

References: [OAML, Shipping Noise Data Base]

EDCS Attribute Symbolic Constant: EAC_OPACITY

EDCS Attribute Code: 781

Definition:
The degree of line of sight blockage expressed as a fraction; on average, the fraction of the cross-section area of a non-homogeneous <OBJECT> that completely blocks line of sight; opacity.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PURE_NUMBER

EDCS Group Labels: LIGHTING_AND_VISIBILITY, RATE_OR_RATIO

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OPENING_COVER_POSITION

EDCS Attribute Code: 782

Definition:
The position of the covering of an opening, e.g., a canopy or hatch.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	CLOSED	EEC_OPNCOVPOS_CLOSED	The cover is completely closed.	NR
2	OPEN	EEC_OPNCOVPOS_OPEN	The cover is completely open.	NR
3	OPEN_OCCUPANT_VISIBLE	EEC_OPNCOVPOS_OPEN_OCCUPANT_VISIBLE	The cover is fully open with the occupant visible.	NR
4	POPPED	EEC_OPNCOVPOS_POPPED	The cover is partially open so that a person can view through small openings between the hatch and the <STRUCTURE> onto which it closes.	NR
5	POPPED_OCCUPANT_VISIBLE	EEC_OPNCOVPOS_POPPED_OCCUPANT_VISIBLE	The cover is partially open with the occupant visible.	NR

EDCS Group Labels: VEHICLE

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OPERATING_RESTRICTIONS_TYPE

EDCS Attribute Code: 783

Definition:
The conditions during which the use of an <OBJECT> (e.g., a <FACILITY> or an <AIRSPACE>) is restricted.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	NO_RESTRICTIONS	EEC_OPERRESTTY_NO_RESTRICTIONS	No restrictions apply.	NR
2	DAYTIME_ONLY	EEC_OPERRESTTY_DAYTIME_ONLY	Daytime operations only; between sunrise and sunset only.	NR
3	NIGHTTIME_ONLY	EEC_OPERRESTTY_NIGHTTIME_ONLY	Between sunset and sunrise only.	NR
4	SPECIAL_RESTRICTIONS	EEC_OPERRESTTY_SPECIAL_RESTRICTIONS	Special restrictions apply.	NR
5	PRONE_TO_FLOODING	EEC_OPERRESTTY_PRONE_TO_FLOODING	Operations are prone to flooding that may restrict normal usage.	NR
6	PRONE_TO_ICE	EEC_OPERRESTTY_PRONE_TO_ICE	Operations are prone to icy weather conditions that may restrict normal usage.	NR
7	PRONE_TO_SNOW	EEC_OPERRESTTY_PRONE_TO_SNOW	Operations are prone to snowy weather conditions that may restrict normal usage.	NR

EDCS Group Labels: AIR_TRNSP

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OPERATING_TIME

EDCS Attribute Code: 784

Definition:
The times during which the use of an <OBJECT> (e.g., a <FACILITY> or an <AIRSPACE>) is unrestricted.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	CONTINUOUS	EEC_OPERTIME_CONTINUOUS	Continuous.	NR
2	DAYTIME	EEC_OPERTIME_DAYTIME	Between sunrise and sunset.	NR
3	NIGHTTIME	EEC_OPERTIME_NIGHTTIME	Between sunset and sunrise.	NR
4	SUMMERTIME_APRIL_OCTOBER	EEC_OPERTIME_SUMMERTIME_APRIL_OCTOBER	Summertime; April through October.	NR
5	WINTERTIME_NOVEMBER_MARCH	EEC_OPERTIME_WINTERTIME_NOVEMBER_MARCH	Wintertime; November through March.	NR

EDCS Group Labels: AIR_TRNSP, TIME

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OPERATIONAL

EDCS Attribute Code: 785

Definition:
Indication that an <OBJECT> is operational.

EDCS Attribute Value Data Type: LOGICAL

EDCS Group Labels: AIR_TRNSP, COMMUNICATION, HARBOUR_AND_PORT, HYDROGRAPHIC_TRNSP, INFRASTRUCTURE, LAND_TRNSP, MILITARY_SCIENCE

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_ORDNANCE_PROTECTION_LEVEL

EDCS Attribute Code: 786

Definition:
The level of protection against ordnance that a <STRUCTURE> provides for its contents.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	NO_PROTECTION	EEC_ORDNPROTLEV_NO_PROTECTION	Affords no protection to itself or its contents, such as a tent.	NR
2	LOW	EEC_ORDNPROTLEV_LOW	Affords limited protection to itself or its contents, such as a glass-walled or wooden <STRUCTURE>; soft.	NR
3	MEDIUM	EEC_ORDNPROTLEV_MEDIUM	Affords moderate protection to itself or its contents, such as a partially concrete-walled <STRUCTURE>; semi-hardened.	NR
4	HIGH	EEC_ORDNPROTLEV_HIGH	Affords significant protection to itself or its contents under most circumstances, such as a fully concrete-walled and reinforced <STRUCTURE>; hardened.	NR

EDCS Group Labels: SHELTER

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_ORIENTATION_ANGLE

EDCS Attribute Code: 787

Definition:
The <<GEODETIC_AZIMUTH>>, about the vertical axis of an <OBJECT>, of the major (longitudinal) axis of the <OBJECT>, measured in the local horizontal plane. If the <OBJECT> is square, the axis of 0 up to 90 arc degrees (or equivalent) is recorded. If the <OBJECT> is circular, 360 arc degrees (or equivalent) is recorded.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: PLANE_ANGLE

EDCS Group Labels: ANGULAR_MEASURE

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OVERALL_BRIDGE_HEIGHT

EDCS Attribute Code: 788

Definition:
The vertical distance measured from the lowest point at <TERRAIN> or <WATER_BODY> level to the highest portion of <BRIDGE> (including any <BRIDGE_SUPERSTRUCTURE>).

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, LAND_TRNSP

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OVERALL_VERTICAL_DIMENSION

EDCS Attribute Code: 789

Definition:
The overall vertical dimension that includes both above and below <TERRAIN>/<WATER_BODY_SURFACE> components of an <OBJECT>.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OVERHEAD_CLEARANCE

EDCS Attribute Code: 790

Definition:
The least distance between a <TERRAIN_TRANSPORTATION_ROUTE> and any obstruction vertically above it; the overhead clearance.

EDCS Attribute Value Data Type: REAL

EDCS Unit Equivalence Class Label: LENGTH

EDCS Group Labels: DIMENSION, LAND_TRNSP

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OVERHEAD_OBSTRUCTED

EDCS Attribute Code: 791

Definition:
Indication that there is less than 4,3 metres between a <TERRAIN_TRANSPORTATION_ROUTE> and any obstruction vertically above it; overhead obstructed.

EDCS Attribute Value Data Type: LOGICAL

EDCS Group Labels: DIMENSION, LAND_TRNSP

Reference Type: NR

References: none

EDCS Attribute Symbolic Constant: EAC_OVERHEAD_OBSTRUCTION_TYPE

EDCS Attribute Code: 792

Definition:
The type of an overhead obstruction.

EDCS Attribute Value Data Type: ENUMERATION

Code	Label	Symbolic constant	Definition	Reference type	References
1	BRIDGE_SUPERSTRUCTURE	EEC_OVRHDOBSTNTY_BRIDGE_SUPERSTRUCTURE	Overhead clearance limited by <BRIDGE> design.	NR
2	HIGH_TENSION_POWERLINE	EEC_OVRHDOBSTNTY_HIGH_TENSION_POWERLINE	Overhead clearance limited by high-tension power line.	NR
3	POWERLINE_OF_RAILWAY	EEC_OVRHDOBSTNTY_POWERLINE_OF_RAILWAY	Overhead clearance limited by power line carrying power to railway.	NR
4	ROOF	EEC_OVRHDOBSTNTY_ROOF	Overhead clearance limited by roof <STRUCTURE> design.	NR
5	VIADUCT_ARC_CONSTRUCTION	EEC_OVRHDOBSTNTY_VIADUCT_ARC_CONSTRUCTION	Overhead clearance limited by viaduct arch overpass.	NR
6	VIADUCT_FRAME_CONSTRUCTION	EEC_OVRHDOBSTNTY_VIADUCT_FRAME_CONSTRUCTION	Overhead clearance limited by viaduct frame overpass.	NR

EDCS Group Labels: DIMENSION, LAND_TRNSP

Reference Type: NR

References: none