dataset · England
AIMS Asset Bundle
This record is for Approval for Access product AfA345. This is a bundle of all AIMS Asset Types into a single download. The Environment Agency's (EA) defence information is the only comprehensive and up-to-date dataset in England that shows flood defences currently owned, managed or inspected by the EA. Flood defences can be structures, buildings or parts of buildings. Typically these are earth banks, stone and concrete walls, or sheet-piling that is used to prevent or control the extent of floo
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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
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
- flood defence assets owned, managed or inspected by the Environment Agency · AIMS asset types bundled in one download (flood defences, structures, land, channels, channel crossings, instruments, building compounds, beach structures, aids to navigation)
- Coverage docs-verified
- England
- Update frequency docs-verified
- Daily
- Formats docs-verified
- SHP (zipped) · GPKG (zipped) · GeoJSON (zipped) · GDB (zipped) · WFS · OGC API - Features · WMS
- Access docs-verified
- Free/open. No public access constraints; no authentication listed. Licence: Open Government Licence v3.0.
Useful for
- Use cases llm-inferred
- FRA context: mapping EA-managed flood defences near a site boundary · Drainage or civils scoping: overlaying defence lines and structures on proposed works · Constraints mapping for planning and BNG-adjacent studies using defence asset locations
- Audience llm-inferred
- flood consultants · hydrologists · drainage engineers · civils engineers · GIS analysts · planners
Limitations
- Constraints llm-inferred
- Large national dataset; download can take 7-8 minutes depending on format · Shows only defences currently owned, managed or inspected by the EA, not all defences in England · Coverage is England only, despite the wider extent in the metadata · No API key or auth listed, but the bundle is a single national download rather than a filtered query service
Evidence
- https://environment.data.gov.uk/api/file/download?fileDataSetId=40b80c0e-9e68-499f-b12b-1b94e5271817&fileName=AIMS_Aids_to_Navigation_product_description.pdf
- https://www.data.gov.uk/dataset/a3861a23-78a1-438d-8c36-1f9f1133c572/aims-asset-bundle
Check upstream coverage, uncertainty and licence before use. Station observations are not forecasts or design levels.