dataset · United Kingdom

Waterbody Catchment

A detailed level of catchment published by authoritative bodies for the implementation of the Water Framework Directive, defined as the catchment associated with a unit of surface water being the whole (or part) of a stream, river or canal, lake or reservoir, estuary or stretch of coastal water.

Visit source ↗

Source details

Licence: ["NGD data is available via OS Partners and to PSGA members"]

Evidence quality: 35.9

Listed in data.gov.uk public catalogue API on 2026-10-16; relevance/value screened (haiku).

Metadata checked: 2026-10-14T13:20:00.000Z

What's in it

Data offered docs-verified: Waterbody catchment boundaries (WFD catchment associated with a surface water unit)
Coverage docs-verified: Bounding box: latitude 49.90° to 60.85°, longitude -8.66° to 1.79°
Update frequency docs-verified: as needed (asNeeded; no fixed schedule)
Access docs-verified: Restricted: available via OS Partners and to PSGA members (not open data). Dataset licence shown as Not set on the page.

Useful for

Use cases llm-inferred: WFD waterbody catchment boundaries for surface water body status context · Defining the catchment area draining to a watercourse or waterbody for FRA or drainage screening · Catchment attribution for water quality or environmental impact screening
Audience llm-inferred: hydrologists · flood consultants · drainage engineers · environmental consultants · GIS analysts

Limitations

Constraints llm-inferred: Restricted access: only available via OS Partners and to PSGA members · No spatial resolution or data format for the dataset itself stated in docs (only metadata in XML and HTML) · Updates as needed, with no fixed schedule; dataset reference date 2023-03-28 vs page update 25 April 2025 · Dataset licence not set on the page

Evidence

Check upstream coverage, uncertainty and licence before use. Station observations are not forecasts or design levels.