Reference WATERBASE - Groundwater: chemical quality data

Data Table

This page was archived on 16 Jun 2014 with reason: Other (Access to earlier versions of Waterbase-Groundwater data files have been restricted to authorised users only.)

Chemicals table - this table contains data on chemical quality measured at the EUROWATERNET groundwater monitoring bodies. Chemical and body data can be linked using the WaterbaseID.

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European data

Records

11171

Table definition

75Percentile	75th percentile concentration over aggregation period		float(8)	0
Mean	Average concentration over aggregation period		float(8)	0
Median	Median concentration over aggregation period		float(8)	0
Unit	Unit of measurement	as defined in Metadata section	nvarchar(8)	0
25Percentile	25th Percentile concentration over aggregation period		float(8)	0
Maximum	Maximum concentration over aggregation period		float(8)	0
Year	Year of measurements/aggregation		int(4)	0
Countrycode	Country Code	ISO3166 two digit code	nvarchar(4)	0
Country	Country name (ISO 3166-1)	official short name in English	nvarchar(200)	0
Minimum	Minimum concentration over aggregation period		float(8)	0
Determinand	Determinand name	As defined in Metadata section	nvarchar(30)	0
NoOfSites	Number of sampling sites investigate in the aggregation period		int(4)	0
AggregationPeriod	Period of aggregation	Annual = aggregated over whole year, Summer = aggregated over summer months, Winter = aggregated over winter months	nvarchar(10)	0
WaterbaseID	Waterbase ID	Internal, unique station identifier	nvarchar(20)	-1