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  • The LIDAR Composite DTM (Digital Terrain Model) is a raster elevation model covering ~99% of England at 2m spatial resolution. The DTM (Digital Terrain Model) is produced from the last or only...

  • The LIDAR Composite DSM (Digital Surface Model) is a raster elevation model covering ~99% of England at 1m spatial resolution. The DSM (Digital Surface Model) is produced from the last or only...

  • The LIDAR derived Vegetation Object Model (VOM) is a raster product produced as part of the Environment Agency’s “Keeping Rivers Cool” project. It is an attempt to identify riparian tree cover and...

  • The LIDAR DTM (Digital Terrain Model) Time Stamped Tiles product is an archive of raster elevation data produced by the Environment Agency. Site specific LIDAR surveys have been carried out across...

  • The LIDAR Composite DTM (Digital Terrain Model) is a raster elevation model covering ~99% of England at 1m spatial resolution. The DTM (Digital Terrain Model) is produced from the last or only...

  • Multibeam echo sounders, for Bathymetric survey, use sonar pulses to measure the distance between the survey vessel and the seabed. This instrument collects point data at a resolution of 25cm or...

  • The LIDAR Composite First Return DSM (Digital Surface Model) is a raster elevation model covering ~99% of England at 2m spatial resolution. The first return DSM is produced from the first or only...

  • The LIDAR Composite DSM (Digital Surface Model) is a raster elevation model covering ~99% of England at 2m spatial resolution. The DSM (Digital Surface Model) is produced from the last or only...

  • The Environment Agency National LIDAR Programme provides accurate elevation data at 1m spatial resolution for all of England.

    In 2017 we divided the country into 302 survey blocks covering all of...

  • Coverage Metadata - Survey Data

  • This record is for Approval for Access product AfA249-2 Sensitive Areas – Eutrophic Lakes. This dataset consists of 3 shapefiles showing the extent of Urban Wastewater Treatment Directive...

  • Saltmarsh Change Summary:

    The Saltmarsh Change layer shows the recent change in saltmarsh extent across England, since a baseline inventory was completed in 2006 to 2009.

    Dataset...

  • Extreme Water Level nodes show the point locations of modelled data projections for extreme water levels (heights) that could occur in the estuary in the future. Extreme water levels take into...

  • Thames Estuary flood storage areas are potential areas of riverside with the primary purpose to receive and store tidal flood flows during large storm surge events. They aim to help reduce extreme...

  • Statutory Main Rivers Map is a spatial (polyline) dataset that defines statutory watercourses in England designated as Main Rivers by the Environment Agency.

    Watercourses designated as ‘main...

  • Drinking Water Safeguard Zones (Surface Water) are catchment areas that influence the water quality for their respective Drinking Water Protected Area (Surface Water). They are identified where the...

  • Drinking Water Protected Areas (Surface Water) are defined by the Water Environment (Water Framework Directive) (England & Wales) Regulations 2017 (or WFD Regulations) as locations where raw water...

  • A vegetated shingle habitat map derived from airborne data. The habitat map is a polygon shapefile showing site relevant habitat classes – this is a merged product of multiple sites across multiple...

  • This record is for Approval for Access product AfA143. This dataset comprises a polygon relating to each site identified under the Bathing Water Directive (76/160/EEC); however these polygons have...

  • This is a national picture of flow compliance with the environmental flow indicator shown for Water Framework Directive Cycle 2 river water bodies. The Environment Flow Indicator (EFI) is used to...

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