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The UK government's authoritative source for flood risk data in England, providing real-time flood warnings via a free API and long-term flood risk maps for every property.
Description, fields, and how we track updates on the provider’s site.
The Environment Agency — Flood Risk Data provides flood risk information for properties across England to support risk assessment and management.
Data includes real-time flood warnings and alerts via a free API, long-term flood risk maps (NAFRA2) covering rivers, sea, surface water, groundwater, and reservoirs, as well as historical flood event records.
It is primarily used by conveyancers, insurers, mortgage lenders, and property professionals requiring reliable flood risk assessments for residential and commercial properties.
Access is available through a free, no-authentication API for live monitoring, while long-term flood risk maps and historical data can be obtained directly from the Environment Agency or specified data portals.
Data types
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Real-time flood data is updated continuously, whereas long-term flood risk data is updated periodically based on environmental assessments.
We scan the provider’s site weekly. New findings appear here. Headlines are AI-summarized — follow the source link to verify.
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This description was generated by an AI that visited environment.data.gov.uk/flood-monitoring/doc/reference and used a prompt on its data to produce consistent output. If there are errors, please .
Use the free, no-authentication flood monitoring API available on the Environment Agency website to retrieve real-time flood data.
Request or download long-term flood risk maps and datasets via the Environment Agency’s data services or partner platforms.
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