Waterbase - Lakes (5 tables)

Data Table

This page was archived on 07 Jul 2014 with reason: Other (New version data-and-maps/data/waterbase-lakes-10 was published)

The dataset contains data on nutrients, organic matter, hazardous substances and other chemical determinands in water, proxy pressure data on the upstream catchments and physical characteristics of the WISE-SoE lake monitoring stations.

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Table definition

Physical Characteristics of Lakes Monitoring Stations (Waterbase_lakes_v11_Stations, 3509 records)

Physical characteristics of the WISE-SoE lake monitoring stations.

Field name	Definition	Note	data type
RecordID	Unique record identifier		long
RecordReported	Date when the record was reported by the data provider.		text(10)
CountryCode	Abbreviation of EEA Member or Collaborating Country	ISO 3166-1-alpha-2 code elements	text(2)
WaterbaseID	Internally produced, unique Waterbase identifier	combination of CountryCode, '_LK_' and NationalStationID	text(100)
NationalStationID	Identifier of the lake monitoring station, unique at the national level.		text(100)
NationalStationName	National name of the monitoring station		text(150)
WFDstation	Specification yes / no, whether the monitoring station was reported to European Commission as Water Framework Directive, Article 8 monitoring station.		text(3)
WFD_EU_CD	Unique international identifier of the monitoring station under which the station was reported as WFD Art.8 monitoring station.		text(50)
LakeName	Name of lake.		text(150)
WaterCategory	Water Category, as defined in the codelist.		text(2)
WaterBodyID	National identification code of water body in which station is located		text(50)
WaterBodyName	Name of water body in which station is located.		text(255)
CatchmentName	Name of major catchment or basin.		text(150)
RBDcode	River Basin District Code		text(20)
RBDname	Name of the River Basin District.		text(150)
Region	National region in which water body is located		text(50)
Longitude	International geographical longitude (x) co-ordinate in decimal degrees format.		decimal
Latitude	International geographical latitude (x) co-ordinate in decimal degrees format.		decimal
CatchmentArea	Catchment area upstream of the station, in kilometres squared.		decimal
Altitude	Altitude of station in metres above sea level.		long
RepresentativeStation	Station is representative, reflecting general quality of rivers/lakes/transitional or coastal water bodies or marine water areas.		text(1)
ReferenceStation	Station is reference station - found in catchments or associated River Basin Districts with little or no human activity, natural landscape higher than 90%, and minimally impacted by inflow from adjacent coastal or marine waters.		text(1)
ImpactStation	Station is impact station - located within the zone where initial mixing of discharges takes place with receiving waters.		text(1)
LargestStation	Station is largest station - most important station, including the nationally most important or well known rivers or lakes.		text(1)
Geology	The dominnt geology in the catchment, given according to the WFD Annex 2 categories.	siliceous, calcareous, organic (peat)	text(50)
WaterColourAverage	Long-term average concentration of water colour, expressing the concentration of humic substances at the station.		decimal
WaterColourLevel	Average level of water colour as defined by the WFD intercalibration typology.	low (<30 mg/l Pt = oligohumic), moderate (30-90 mg/l Pt = mesohumic) or high (>90 mg/l Pt = polyhumic).	text(8)
AlkalinityAverage	Long-term average of alkalinity of water at the station		decimal
AlkalinityLevel	Long-term average level of alkalinity as defined by the WFD intercalibration typology.	low alk. (<0.2 meq/L), moderate alk. (0.2-1 meq/L) or high alk. (>1 meq/L)	text(8)
HMWB	River/Lake is identified as heavily modified in terms of hydromorphological impacts, such as impoundments and high water level fluctuations, according to WFD-compliant national guidelines		text(1)
ArtificialWB	Station is located in an artificial water body, (e.g. artificial water reservoir) in terms of hydromorphological impacts, such as impoundments and high water level fluctuations, according to WFD-compliant national guidelines.		text(1)
Purpose	The purpose of the monitoring station in terms of to which directives, conventions or agreements will the data from the station be used for reporting.		text(255)
Location	Location of the lake monitoring site.		text(150)
SurfaceArea	Surface area of lake in square kilometres.		decimal
MeanDepth	Mean depth of the lake in metres.		decimal
MaximumDepth	Maximum depth of the lake in metres.		decimal
ResidenceTime	Average lake residence time in years.		decimal
Volume	Volume of water in lake in million cubic metres.		decimal
Reservoir	Reservoir or natural lake.	Y - reservoir, N - natural lake	text(1)
SamplingDepth	Depth at which sample taken in metres below the lake surface.		text(20)
Remarks	Remarks, comments or explanatory notes		text(255)
QA_station_issues	Quality assessment field - stations data quality issues flag	List of codes of station data issues detected in the record. Details are explained in the QA documentation.	text(100)
QA_DDviolations	Quality assessment field - data definition errors	List of field names and their values where values that do not follow the official specifications. Details are explained in the QA documentation.	memo

Proxy Pressures of Lakes (Waterbase_lakes_v11_Pressures, 2029 records)

Proxy pressure data on the upstream catchments of WISE-SoE lake monitoring stations.

Field name	Definition	Note	data type
RecordID	Unique record identifier		long
RecordReported	Date when the record was reported by the data provider.		text(10)
CountryCode	Abbreviation of EEA Member or Collaborating Country	ISO 3166-1-alpha-2 code elements	text(2)
WaterbaseID	Internally produced, unique Waterbase identifier	combination of CountryCode, '_LK_' and NationalStationID	text(100)
NationalStationID	Identifier of the lake monitoring station, unique at the national level.		text(100)
PopulationDensity	Population density of the upstream catchment of the river monitoring station		decimal
UWWT	Point source pressure from urban waste water treatment discharges.		text(1)
OverflowsDischarges	Point source pressure from overflows and urban discharges.		text(1)
IPPC	Point source pressure from IPPC installations.		text(1)
nonIPPC	Point source pressure from non-IPPC installations		text(1)
Fertiliser	Diffuse sources pressures from agricultural fertiliser use.		text(1)
Pesticide	Diffuse sources pressures from agricultural pesticide use.		text(1)
Livestock	Diffuse sources pressures from livestock.		text(1)
TransportInfrastructure	Diffuse sources pressures from transport and infrastructure without connection to sewers.		text(1)
PublicWaterSupply	Water abstractions pressures due to public water supply.		text(1)
Industry	Water abstractions pressures due to industry.		text(1)
Irrigation	Water abstractions pressures due to irrigation.		text(1)
Cooling	Water abstractions pressures due to needs for cooling water, e.g. for nuclear power plants or other industrial activities.		text(1)
WaterFlowRegulation	Water flow regulation and morphological alterations.		text(50)
Remarks	Remarks, comments or explanatory notes		text(255)
QA_station_issues	Quality assessment field - stations data quality issues flag	List of codes of station data issues detected in the record. Details are explained in the QA documentation.	text(100)
QA_DDviolations	Quality assessment field - data definition errors	List of field names and their values where values that do not follow the official specifications. Details are explained in the QA documentation.	memo

Nutrients and General Physico-Chemical Determinands in Lakes (Waterbase_lakes_v11_Nutrients, 318184 records)

Data on nutrients and organic matter in water measured at WISE-SoE lake monitoring stations.

Field name	Definition	Note	data type
RecordID	Unique record identifier		long
RecordReported	Date when the record was reported by the data provider.		text(10)
CountryCode	Abbreviation of EEA Member or Collaborating Country	ISO 3166-1-alpha-2 code elements	text(2)
WaterbaseID	Internally produced, unique Waterbase identifier	combination of CountryCode, '_LK_' and NationalStationID	text(100)
NationalStationID	Identifier of the lake monitoring station, unique at the national level.		text(100)
Year	Year of aggregation period in which samples were taken/Year in which sample was taken.		long
AggregationPeriod	Period of aggregation of measurement data.	Values are standardized	text(20)
AggregationPeriod_original	Original aggregation period value reported by dat provider.		text(100)
AggregationMonths	Detailed specification of aggregation period by months.		text(150)
AggregationLength	Number of months in aggregation period.		long
Determinand_Nutrients	Name of nutrient, organic matter or general physico-chemical determinand.		text(50)
Unit_Nutrients	Unit of measurement of nutrients or organic matter.		text(7)
CEN_ISO	CEN/ISO code of the methods.		text(150)
NumberOfSamples	Number of samples included in aggregated data.		long
LimitOfDetection	Concentration for which there is a desirably small probability (around 5%) that the determinand will not be detected i.e. there is a 95% probability that the determinand will be detected.		decimal
LimitOfQuantification	The smallest concentration that can be distinguished from the analytical blank at a chosen level of statistical confidence (usually 95%).		decimal
Minimum	Minimum disaggregated sample concentration value of the input data used for aggregation.		decimal
Mean	Mean concentration value of aggregated data.		decimal
Maximum	Maximum disaggregated sample concentration value of the input data used for aggregation.		decimal
Median	Median concentration value of aggregated data.		decimal
StandardDeviation	Standard deviation of concentration values of aggregated data.		decimal
SampleDepth	Depth at which sample taken in metres below water surface.		decimal
TotalDepth	Total depth of water column at the sampling location and at the time of sampling (in meters).		decimal
NoOfSubsites	Number of subsites		long
MethodSubsitesSpatialAggreg	Method of subsite aggregation - if several subsites across the water body profile are joined into one monitoring station.		text(255)
Remarks	Remarks, comments or explanatory notes		text(255)
AggregatedBy	Subject(s) that aggregated the data.		text(20)
QA_MVissues			long
QA_LRviolations	Quality assessment field - list of logical rules violations.	List of codes of logical rules violated by record. Details are explained in the QA documentation.	text(100)
QA_outlier	Quality assessment field - outlier flag.	Outlier code assigned to the record. Details are explained in the QA documentation.	long
QA_CRviolations	Quality assessment field - list of chemical rules violations.	List of codes of chemical rules violated by record. Details are explained in the QA documentation.	text(50)
QA_station_issues	Quality assessment field - stations data quality issues flag	List of codes of station data issues detected in the record. Details are explained in the QA documentation.	text(100)
QA_DDviolations	Quality assessment field - data definition errors	List of field names and their values where values that do not follow the official specifications. Details are explained in the QA documentation.	memo

Hazardous Substances and Other Chemical Determinands in Lakes (Waterbase_lakes_v11_HazSubs, 57193 records)

Data on hazardous substances and other chemical determinands in water measured at WISE-SoE lake monitoring stations.

Field name	Definition	Note	data type
RecordID	Unique record identifier		long
RecordReported	Date when the record was reported by the data provider.		text(10)
CountryCode	Abbreviation of EEA Member or Collaborating Country	ISO 3166-1-alpha-2 code elements	text(2)
WaterbaseID	Internally produced, unique Waterbase identifier	combination of CountryCode, '_LK_' and NationalStationID	text(100)
NationalStationID	Identifier of the lake monitoring station, unique at the national level.		text(100)
Year	Year of aggregation period in which samples were taken/Year in which sample was taken.		long
Determinand_HazSubs	Name of hazardous substance or other chemical determinand.		text(150)
Unit_HazSubs	Unit of measurement of hazardous substance.		text(20)
CASNumber	Chemical Abstract Service Number of the hazardous substance or other chemical determinand.		text(64)
CEN_ISO	CEN/ISO code of the methods.		text(150)
NumberOfSamples	Number of samples included in aggregated data.		long
NumberOfSamplesBelowLOQ	Number of samples below limit of quantification within aggregation period		long
LimitOfDetection	Concentration for which there is a desirably small probability (around 5%) that the determinand will not be detected i.e. there is a 95% probability that the determinand will be detected.		decimal
LimitOfQuantification	The smallest concentration that can be distinguished from the analytical blank at a chosen level of statistical confidence (usually 95%).		decimal
Minimum	Minimum disaggregated sample concentration value of the input data used for aggregation.		decimal
Mean	Mean concentration value of aggregated data.		decimal
Maximum	Maximum disaggregated sample concentration value of the input data used for aggregation.		decimal
Median	Median concentration value of aggregated data.		decimal
StandardDeviation	Standard deviation of concentration values of aggregated data.		decimal
SampleDepth	Depth at which sample taken in metres below water surface.		decimal
NoOfSubsites	Number of subsites		long
MethodSubsitesSpatialAggreg	Method of subsite aggregation - if several subsites across the water body profile are joined into one monitoring station.		text(255)
Remarks	Remarks, comments or explanatory notes		text(255)
AggregatedBy	Subject(s) that aggregated the data.		text(20)
QA_MVissues			long
QA_LRviolations	Quality assessment field - list of logical rules violations.	List of codes of logical rules violated by record. Details are explained in the QA documentation.	text(100)
QA_station_issues	Quality assessment field - stations data quality issues flag	List of codes of station data issues detected in the record. Details are explained in the QA documentation.	text(50)
QA_DDviolations	Quality assessment field - data definition errors	List of field names and their values where values that do not follow the official specifications. Details are explained in the QA documentation.	memo

Supportive Determinands for hazardous substances in Lakes (Waterbase_lakes_v11_SuppDet, 39861 records)

Data on supportive determinands, supplementing information on hazardous substances in water measured at WISE-SoE lake monitoring stations.

Field name	Definition	Note	data type
RecordID	Unique record identifier		long
RecordReported	Date when the record was reported by the data provider.		text(10)
CountryCode	Abbreviation of EEA Member or Collaborating Country	ISO 3166-1-alpha-2 code elements	text(2)
WaterbaseID	Internally produced, unique Waterbase identifier	combination of CountryCode, '_LK_' and NationalStationID	text(100)
NationalStationID	Identifier of the lake monitoring station, unique at the national level.		text(100)
Year	Year of aggregation period in which samples were taken/Year in which sample was taken.		long
Determinand_Supportive	Name of supportive determinand, that is needed for correct interpretation of some hazardous substances.		text(20)
Unit_DetSupport	Unit of measurement of hazardous substances supportive determinands.		text(20)
NumberOfSamples	Number of samples included in aggregated data.		long
Minimum	Minimum disaggregated sample concentration value of the input data used for aggregation.		decimal
Mean	Mean concentration value of aggregated data.		decimal
Maximum	Maximum disaggregated sample concentration value of the input data used for aggregation.		decimal
Median	Median concentration value of aggregated data.		decimal
StandardDeviation	Standard deviation of concentration values of aggregated data.		decimal
AggregatedBy	Subject(s) that aggregated the data.		text(20)
QA_MVissues			long
QA_outlier	Quality assessment field - outlier flag.	Outlier code assigned to the record. Details are explained in the QA documentation.	long
QA_station_issues	Quality assessment field - stations data quality issues flag	List of codes of station data issues detected in the record. Details are explained in the QA documentation.	text(100)
QA_DDviolations	Quality assessment field - data definition errors	List of field names and their values where values that do not follow the official specifications. Details are explained in the QA documentation.	memo