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  • Freshwater river macroinvertebrate surveys (Biosys)

    The Environment Agency undertakes freshwater and marine biological monitoring in England.

    This dataset contains site, sample, metric and taxa information from freshwater river macroinvertebrate...

  • Freshwater river macrophyte surveys (Biosys)

    The Environment Agency undertakes freshwater and marine biological monitoring in England.

    This dataset contains site, sample, metric and taxa information from freshwater river macrophyte (plant)...

  • Freshwater river diatom surveys (Biosys)

    The Environment Agency undertakes freshwater and marine biological monitoring in England.

    This dataset contains site, sample, metric and taxa information from freshwater river diatom (algae)...

  • AIMS Channel

    An asset that conveys water

    Asset Sub-Types include: Complex Culvert, Open Channel, Simple Culvert

    See the Data Requirements Library for more detail:...

  • AIMS Channel Crossing

    An asset that allows access across a channel. Asset Sub Types include: Bridge; Utility Services

    For more information visit the Data Requirements Library:...

  • AIMS Instrument

    An asset used to measure water level and flow

    Asset Sub-Types include: Active Monitoring Instrument, Passive Monitoring Instrument

    See the Data Requirements Library for more detail:...

  • AIMS Land

    An area of land that is involved in water management.

    Asset Sub-Types include: Mudflats, Salt Marsh, Water Storage Area

    See the Data Requirements Library for more detail:...

  • AIMS Structure

    An asset used to control the flow of water

    Asset Sub-Types include: Control Gate, Draw Off Tower, Fish Pass, Hydrobrake, In Channel Stoplogs, Inspection Chamber, Jetty, Outfall, Screen, Spillway,...

  • Reservoir Flood Extents - Dry Day (National)

    This data shows the individual flood extents for all large raised reservoirs in the event that they were to fail and release the water held on a “dry day” when local rivers are at normal...

  • Reservoir Flood Extents - Wet Day (National)

    This data shows the individual flood extents for all large raised reservoirs in the event that they were to fail and release the water held on a “wet day” when local rivers had already overflowed...

  • Reservoir Flood Extents - Fluvial Contribution (National)

    This data shows the extent of river flooding added to the reservoir model to determine the impacts of failure on a wet-day. It is not exactly the same as the flooding from rivers shown in the Flood...

  • Flood Alert Areas

    This record is for Approval for Access product AfA055. Flood Alert Areas are geographical areas where it is possible for flooding of low-lying land and roads to occur from rivers, sea and in some...

  • MMO Marine Case Management System (MCMS) Data

    This dataset is an extract of the point, line and polygon features captured in the Marine Case Management System (MCMS). Each feature represents a location that is the subject of a marine licence...

  • Water quality monitoring data GC-MS and LC-MS semi-quantitative screen

    The Environment Agency uses semi-quantitative gas chromatography-mass spectrometry (GC-MS and LC-MS) targeted screening methods to analyse water samples for a wide range of substances at once. This...

  • Drinking Water Safeguard Zones (Groundwater)

    Drinking Water Groundwater Safeguard Zones (SgZs) are established around public water supplies where additional pollution control measures are needed. The Water Framework Directive requires that...

  • Bathing Waters Monitoring Locations

    The Environment Agency collects and analyses water samples each year from May to September, to ensure that designated bathing water sites on the coast and inland are safe and clean for swimming and...

  • Historic Flood Map

    The Historic Flood Map is a GIS layer showing the maximum extent of individual Recorded Flood Outlines from river, the sea and groundwater springs that meet a set criteria. It shows areas of land...

  • Flood Map for Planning (Rivers and Sea) - Flood Storage Areas

    The Flood Map for Planning (Rivers and Sea) includes several layers of information. This dataset covers Flood Storage Areas. It shows those areas that act as a balancing reservoir, storage basin...

  • Recorded Flood Outlines

    Recorded Flood Outlines is a GIS layer which shows all our records of historic flooding from rivers, the sea, groundwater and surface water. Each individual Recorded Flood Outline contains a...

  • Marine Benthic Invertebrate Species

    PLEASE NOTE this record has been retired and is superseded by Marine Benthic Surveys (Biosys) https://environment.data.gov.uk/dataset/8cd194cd-cec3-4f21-83d4-984add281dc4

    This record is for...

Showing 161 - 180 of 529