dataset · United Kingdom
UK Water Quality Sampling Harmonised Monitoring Scheme Detailed Data
The Historic UK Water Quality Sampling Harmonised Monitoring Scheme (HMS) dataset contains individual determinand results for all sites in the UK Harmonised Monitoring Scheme network from 1974 until 2013. The Harmonised Monitoring Scheme (HMS) was established to provide an archive of water quality data for the UK. It is used to provide information for international obligations, including the long-term trends of some determinands and the estimation of riverborne input of selected determinands to
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Licence: ["This data is jointly owned by NRW, EA, SEPA and AFBI There are no access restrictions on this data. NRW may release, publish or disseminate it freely.", "\u00a9 Environment Agency copyright and/or d
Evidence quality: 32
Listed in data.gov.uk public catalogue API on 2026-10-16; relevance/value screened (haiku).
Metadata checked: 2026-10-14T13:20:00.000Z
Evidence
- https://datamap.gov.wales/documents/2633
- https://www.data.gov.uk/dataset/c64ac78a-f028-431d-be37-bbefd044a4d4/uk-water-quality-sampling-harmonised-monitoring-scheme-detailed-data3
Check upstream coverage, uncertainty and licence before use. Station observations are not forecasts or design levels.