dataset · England
Historic Flood Warnings
This record is for Approval for Access product AfA435. Listing of Severe Flood Warnings, Flood Warnings and Flood Alerts issued since the flood warning system went live on January 26th 2006 to the end of June 2026. This dataset includes flood warnings issued by the Environment Agency. Flood warnings are issued for flooding from rivers and the sea and, for a limited number of locations, for groundwater flooding. The Environment Agency uses three flood warning codes and a notification when warning
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Licence: ["There are no public access constraints to this data. Use of this data is subject to the licence identified.", "There are no public access constraints to this data. Use of this data is subject to the
Evidence quality: 60.5
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
- Severe Flood Warning listings · Flood Warning listings · Flood Alert listings · Historic flood warnings from rivers and sea, and a limited number of groundwater locations
- Coverage llm-inferred
- England (Environment Agency warnings) · 26 January 2006 to end of June 2026
- Update frequency docs-verified
- quarterly
- Formats docs-verified
- ZIP
- Access docs-verified
- Free/open, no public access constraints; Open Government Licence v3.0
Useful for
- Use cases llm-inferred
- Historic flood-warning frequency for a site's nearby watercourse in FRA context · Past warning events as supporting evidence for flood risk assessments and planning applications · Historic warning-level review (Severe Flood Warning, Flood Warning, Flood Alert) for flood-risk narratives
- Audience llm-inferred
- flood consultants · hydrologists · planners
Limitations
- Constraints llm-inferred
- Historic listing only; the record runs to end of June 2026 · Live warnings in force are a separate GOV.UK feed, not part of this dataset · Groundwater flood warnings apply only to a limited number of locations · 'Warning no longer in force' entries are not present in the historic data · Distributed as a ZIP download; no tools are listed for this entry
Evidence
- https://environment.data.gov.uk/api/file/download?fileDataSetId=766cb094-b392-4bd6-a02e-f60e143f3213&fileName=Historic_Flood_Warnings.zip
- https://www.data.gov.uk/dataset/d4fb2591-f4dd-4e7f-9aaf-49af94437b36/historic-flood-warnings2
Check upstream coverage, uncertainty and licence before use. Station observations are not forecasts or design levels.