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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... -
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... -
Marine Licences
The records contain coordinate data associated with current marine licence applications in Wales. The location of disposal sites is also available. This data allows the... -
UK Water Quality Sampling Harmonised Monitoring Scheme Detailed Data
The Historic UK Water Quality Sampling Harmonised Monitoring Scheme (HMS) dataset contains individual determinand results for all sites in the UK Harmonised Monitoring Scheme... -
Surface Water Temperature Archive up to 2007
Water temperature data is collected for different reasons and in different locations. Time series of surface water temperatures can provide indicators of climate change and... -
Historic River Quality Objectives
The River Quality Objectives (RQO) classification was used for planning water quality improvements until 2006 when the scheme ended. The national RQO classification scheme... -
Water Framework Directive (WFD) River Waterbodies Cycle 2
The Water Framework Directive (WFD) River Waterbodies Cycle 2 are a spatial (polygon) dataset collated as defined for the implementation of the Water Framework Directive. 'WFD... -
Water Framework Directive (WFD) Transitional Waterbodies Cycle 1
Water Framework Directive (WFD) Transitional (Estuarine) Waterbodies Cycle 1 (2008-2013) is a polygon dataset containing attributes that have been collated as defined for the... -
Water Framework Directive (WFD) Coastal Waterbodies Cycle 1
Water Framework Directive (WFD) Coastal Waterbodies is a polygon Shapefile dataset containing attributes that have been collated as defined for the implementation of the WFD.... -
Nitrate Vulnerable Zones (NVZ)
Nitrate Vulnerable Zones (NVZs) were areas within Wales that contain surface water or groundwater that is susceptible to nitrate pollution from agricultural activities. They... -
Phase 2 Woodland Survey of Wales
The primary aim of the project was to complete woodland community descriptions of all Sites of Special Scientific Interest (SSSls) in Wales that have semi-natural woodland as a... -
Phase 2 Sand Dune Survey of Wales
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... -
National Trails
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'... -
Geological Conservation Review (GCR) Site Boundaries
The dataset contains the original site boundaries for all Geological Conservation Review (GCR) Sites in Wales. The boundaries define the area of a particular GCR Site (usually... -
National Parks
This spatial dataset contains the digital boundaries of National Parks, which are statutory landscape designations in Wales. Natural Resources Wales (NRW) has a legal duty to... -
Sites of Special Scientific Interest (SSSIs)
This spatial dataset contains the digital boundaries of Sites of Special Scientific Interest (SSSIs) in Wales. SSSIs cover a wide range of habitats from small fens, bogs and... -
Special Protection Areas (SPA)
This spatial dataset contains the digital boundaries of all Spatial Protection Areas (SPAs) in Wales. The EC Birds Directive of 1979 requires member states to establish SPAs to... -
Special Areas of Conservation (SACs)
This spatial dataset contains digital boundaries of Special Areas of Conservation (SACs) in Wales. The EC Habitats and Species Directive came into effect in 1992 with the aim of... -
Ramsar Sites - Wetlands of International Importance
The Convention on Wetlands, called the Ramsar Convention, is an intergovernmental treaty that provides the framework for national action and international cooperation for the... -
Local Nature Reserves (LNRs)
This spatial dataset contains the digital boundaries of Local Nature Reserves (LNRs) in Wales. Local Nature Reserves are established and managed by local authorities, following...