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  • Risk Levels Under Review

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    The Risk Level Under Review identifies locations where model data incorporated to the Flood Risk Assessment Wales (FRAW) map is under review and potentially liable to change within the next 6 months.
  • Phase 2 Sand Dune Survey of Wales

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    This is a spatial dataset containing a collation of all mapped sand dune habitats in Wales. Over 40 NVC Phase 2 surveys were carried out on sand dunes across Wales. This dataset is a collation of...
  • National Trails

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    National Trails are long distance walking, cycling and horse riding routes through the best landscapes in Wales. After World War II the desire to keep areas of Britain 'special' and to protect...
  • Phase 2 Lowland Heathland Inventory

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    This is a GIS dataset consisting of a inventory of the phase 2 lowland Heathland inventory. National Vegetation Classification (NVC) is the basis used for the selection of Sites of Special...
  • MINESCAN

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    This is a spatial dataset containing point data of mine sites (metaliferous non-metaliferous) in Wales. Data taken from minescan spreadsheet data. The purpose of this data capture was to form a...
  • Water Framework Directive (WFD) Groundwater bodies Cycle 1

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    Water Framework Directive (WFD) Groundwater bodies Cycle 1 is a spatial (polygon) dataset containing attributes that have been collated as defined for the implementation of the Water Framework...
  • Water Framework Directive (WFD) Management Catchments Cycle 1

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    Water Framework Directive (WFD) Management Catchments Cycle 1 is a spatial (polygon) dataset collated as defined for the implementation of the WFD) Management catchments are the unit of geography...
  • Live Flood Warnings and Alerts Application Programming Interface (API)

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    Flood Warnings are provided by the constant monitoring of stations and forecasting flooding from rivers or the sea: - Severe Flood Warning: Severe flooding. Danger to life. - Flood Warning:...
  • Catchment Abstraction Management Strategy (CAMS) Boundaries

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    Catchment Abstraction Management Strategies (CAMS) assess the amount of water available in each river catchment. The CAMS Boundaries are an external reference dataset giving an indication of where...
  • Areas Affecting Bathing Waters

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    This spatial dataset comprises of a polygon relating to each site identified under the Bathing Water Directive (76/160/EEC). These sites are drawn as a simple guide to aid the work of Natural...
  • Saltmarsh Extents

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    Polygon data layer showing the extent of Saltmarsh in Coastal and Transitional waters for use by both Flood and Coastal Risk Management and the implementation of Water Framework Directive. At the...
  • Environmental Pollution Incidents

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    This dataset contains details pollution incidents reported to Natural Resources Wales (NRW). Only substantiated and closed environmental protection incidents are included. Where these data...
  • Working with Natural Processes (WWNP) in Wales: Runoff Attenuation Features 1% AEP

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    Runoff Attenuation Features Potential is our best estimate of locations of high flow accumulation across the land surface or in smaller channels, where it may be possible to temporarily store...
  • Working with Natural Processes (WWNP) in Wales: Runoff Attenuation Features 3.3% AEP

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    Runoff Attenuation Features Potential is our best estimate of locations of high flow accumulation across the land surface or in smaller channels, where it may be possible to temporarily store...
  • Working with Natural Processes (WWNP) in Wales: Floodplain Woodland Planting Potential

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    Working with Natural Processes (WWNP) Floodplain Woodland Planting Potential is our best estimate of locations where tree planting on the floodplain may be possible, and effective to attenuate...
  • Working with Natural Processes (WWNP) in Wales: Riparian Woodland Potential

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    Working with Natural Processes (WWNP) Riparian Woodland Potential is our best estimate of locations where tree planting may be possible on smaller floodplains close to flow pathways, and effective...
  • Forest Priority Catchments 2016

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    The dataset comprises a number of river catchments based on Water Framework Directive water body boundaries which have been identified by NRW as areas within which forestry environmental...
  • Woodland Grant Scheme

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    The Woodland Grant Scheme (WGS) provided incentives for people to create and manage woodlands on sites all over Wales. The scheme was run in 3 phases with the last phase ending in 2006. Woodland...
  • Water Framework Directive (WFD) Regulations Cycle 3 Classification (interim 2024)

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    The Water Environment (Water Framework Directive) (England & Wales) Regulations 2017 (referred to as the WFD Regulations) provide a framework for managing the water environment in England and...
  • Gwent Levels - Resilient Ecological Networks

    Publisher
    Natural Resources Wales
    Updated
    16 September 2026
    Resilient Ecological Networks (RENs), are networks of habitat linking protected sites and other biodiversity hotspots across the wider landscape, providing maximum benefit for biodiversity and...