DEFRA Water Quality Data Archive

Samples are taken from sampling points round the country and then analysed by laboratories to measure aspects of the water quality or the environment at the sampling point. The archive provides data on these measurements and samples dating from 2000 to present day. It contains 58 million measurements on nearly 4 million samples from 58 thousand sampling points.

Data and Resources

Water Quality Data Archive API Documentation
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Water Quality Archive Online Map
Look up sampling points in the archive by providing one or more of the search...
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Drinking Water Safeguard Zones (SgZs) and ...
Interactive online map to explore data for SgZs and NVZs.
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Additional Info

Field	Value
Source	https://environment.data.gov.uk/water-quality/view/doc/reference
Last Updated	March 8, 2022, 12:07 (UTC)
Created	March 8, 2022, 10:55 (UTC)