Reference WATERBASE - Lakes: chemical QualityWater data

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 QualityWater table contains data on nutrients and organic matter measured at the EUROWATERNET lake monitoring stations. Each station has been assigned a unique WATERBASE identifier (WaterbaseID) which can be used to link the QualityWater data with their respective Stations and Pressure data.

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Category

European data

Records

184994

Table definition

Median	Median	Median concentration during aggregation period	float(8)	0
75Percentile	75Percentile	75th percentile concentration during aggregation period	float(8)	0
90Percentile	90Percentile	90th percentile concentration during aggregation period	float(8)	0
StandardDeviation	StandardDeviation	Standard deviation of concentration during aggregation period	float(8)	0
10Percentile	10Percentile	10th percentile concentration during aggregation period	float(8)	0
25Percentile	25Percentile	25th percentile concentration during 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
Mean	Mean	Average concentration during aggregation period	float(8)	0
NoOfSamples	NoOfSamples	Number of samples in aggregation period	int(4)	0
Year	Year	Year of aggregation period in format YYYY	int(4)	0
PeriodLength	PeriodLength	Number of months in aggregation period	int(4)	0
Unit	Unit	Unit of measurement as defined in meta data section "Unit"	nvarchar(30)	0
AggregationPeriod	AggregationPeriod	Period of aggregation: Annual = aggregated over whole year, Summer = aggregated over summer months, Winter = aggregated over winter months	nvarchar(10)	0
Countrycode	Country code	ISO 3166-alpha-2 code elements	nvarchar(2)	0
WaterbaseID	WaterbaseID	Internally produced, unique identifier used to represent the monitoring stations for rivers or lakes or the groundwater bodies	nvarchar(20)	-1
Determinand	Determinand	Determinand name as defined in meta data section "Unit"	nvarchar(30)	0