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Current Relative Value of ecosystem resilience (CuRVe)

CuRVe is a series of interconnected web-based maps that together form an atlas. It is a tool that can help users to explore how ecosystem resilience varies across Wales and understand the...

Historic Flood Warnings and Flood Alerts

Listing of Severe Flood Warnings, Flood Warnings, Update Flood Warnings and Flood Alerts issued since the Floodline Warnings Direct service went live on January 26th 2006 to the present....

NRW Environment Team Boundaries

This is a spatial datasets containing the extent polygons for the Natural Resources Wales Environment Teams boundaries. The purpose of this data capture is to define boundaries for...

Environment (Wales) Act Section 7 and OSPAR: Marine Habitats

Under the Environment (Wales) Act (2016), Section 7 requires biodiversity lists to be produced. These lists include types of habitats which are of 'Principle Importance' for the purpose of...

River Wye catchment (Wales) species rich grassland creation opportunity maps

A detailed GIS analysis of land use, Phase 1 habitats, National Vegetation Classification (NVC) community data, soils and designated sites for the River Wye catchment within the NRW mid-Wales...

Eighteen years of capture-mark-recapture (CMR) data of grey seal pups, Halichoerus grypus, from Pembrokeshire, Wales.

Eighteen years (1954-1972) of capture-mark-recapture data of 245 grey seal pups marked with identification tags in Wales. The data was obtained from paper files held by NRW and supplied...

Communities at Risk Register

The Communities at Risk Register (CaRR) has been developed to provide an objective means of identifying risk and prioritising flood risk management activities at a Wales-wide, community...

Industrial and Commercial Waste Survey Wales 2018

The purpose of this study was to produce information on the quantities, origins (by industry sector and geographic region), and fate (management method) of industrial & commercial (I and...

Risk Levels Under Review

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...

Areas Benefiting From Flood Defences

The Areas Benefitting from Flood Defences show areas in Wales that benefit from flood defences that protect against flooding from Rivers and the Sea. The areas shown benefit from different...

Large Raised Reservoirs

This dataset contains details of Large Raised Reservoirs. Natural Resource Wales (NRW) collects and maintains data on all reservoirs designed or capable of holding more than 25,000 cubic...

Natural Resources Wales (NRW) Species Data on the NBN Atlas

Natural Resources Wales (NRW) species data held on the National Biodiversity Network (NBN) Atlas. This includes marine, terrestrial and freshwater species records for a variety of taxonomic...

LIDAR terrain and surfaces models Wales

This dataset shows the extent of data in each individual tile that went into the merging process to create the LIDAR Composite DSM & DTM. Light Detection and Ranging (LIDAR) is an...

Water Framework Directive (WFD) Surface Water Cycle 2

This dataset is a GIS layer identifying the Surface Water Transfer (SWT) waterbodies managed under the Water Framework Directive and any related programmes. This includes SWT which are...

Historic LIDAR Archive

Light Detection and Ranging (LIDAR) is an airborne mapping technique, which uses a laser to measure the distance between the aircraft and the ground. Up to 100,000 measurements per second are...

Historic General Quality Assessment (GQA) Headline Indicators of Water Courses

The General Quality Assessment (GQA) Headline Indicator scheme or GQAHI (previously known as GQA) was the national indicator for water quality in rivers and canals. It was designed to provide...

Urban Tree Cover 2013

This spatial dataset relates to Phase 3 (2013) and consists of 3 individual layers, being Points (individual trees), polygons (groups of trees) and urban extents (the extent of the study...

Tranquil Areas Wales

This data collation is made up of two datasets showing tranquil areas across Wales for 1997 and 2009. A map of the land of Wales, graded to show levels of Tranquillity. It results from...

Marine Licensing: Band 1 Sensitive Areas

NRW agreed, identified and documented which habitats and SAC features are sensitive to a range of Marine Licencing Band 1 activities. The dataset consists of 2 layers detailing information...

Development Advice Maps (DAM)

The Development Advice Map (DAM) shows areas at risk of flooding from rivers and the sea for the purposes of land-use planning. The DAM supports Planning Policy Wales and Technical Advice...