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NoOfSamples | Number of samples | number of samples in aggregation period. | int(4) | 0 |
Year | Year | year of aggregation period, or year in which sample taken, in format YYYY. | int(4) | 0 |
PeriodLength | Period length | number of months in aggregation period. | int(4) | 0 |
Fraction | Fraction | upper limit of particle size in analysed fraction expressed in µm. Blank if whole sediment has been analysed. | int(4) | 0 |
Determinand | Determinand | determinand name. | nvarchar(200) | 0 |
Unit | Unit | unit of measurement. | nvarchar(30) | 0 |
WaterbaseID | WaterbaseID | internally produced, unique identifier used to represent the monitoring station for rivers, lakes, transitional, coastal and marine waters and water quantity, or groundwater body, in the format CountryCode_WaterDataSet_NationalStationID (e.g. GB_RV_12345). | nvarchar(200) | -1 |
AggregationPeriod | Aggregation period | period of aggregation: Annual = aggregated over whole year, Summer = aggregated over summer months, Winter = aggregated over winter months, YYYY-YYYY = aggregated data over a time period. | nvarchar(20) | 0 |
CaSNo | Chemical Abstract Service Number | Chemical Abstract Service Number of determinand. | nvarchar(20) | 0 |
OrganicCarbon | Organic carbon | mean organic carbon content expressed as % of total dry weight. | float(8) | 0 |
DryWetRatio | Dry wet ratio | mean ratio of dry weight to wet weight expressed as %. | float(8) | 0 |
BottomDepth | Bottom depth of sediment | bottom depth where the sediment sample was taken at transitional, coastal or marine water monitoring station expressed in m, measured from the water surface. | float(8) | 0 |
SedimentTop | Top of sediment layer | top of analysed sediment layer measured from the sediment surface expressed in cm. Value "-1" indicates data not available. | float(8) | 0 |
SedimentBottom | Bottom of sediment layer | bottom of analysed sediment layer measured from the sediment surface expressed in cm. Value "-1" indicates data not available. | float(8) | 0 |
Mean | Mean | mean concentration in aggregation period. | float(8) | 0 |
Minimum | Minimum | Minimum concentration during aggregation period. | float(8) | 0 |
Maximum | Maximum | maximum concentration during aggregation period. | float(8) | 0 |
CountryCode | Country code | ISO 3166-alpha-2 code elements | varchar(2) | 0 |
GrainType | Grain type | sediment type description if no analysis of grain size: M = Mud, FS = Fine Sand, MS = Middle Sand, CS = Coarse Sand, G = Gravel. | varchar(2) | 0 |
Basis | Basis | basis of aggregate: D = Dry, W = Wet. | varchar(1) | 0 |
For references, please go to https://www.eea.europa.eu/data-and-maps/data/waterbase-transitional-coastal-and-marine-waters-1/waterbase-tcm-qualitysediment or scan the QR code.
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