Datasets

• 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...

• 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...

• End of life vehicles - Authorised Treatment Facilities - Public Register

  Permitted End-of-Life Vehicle (ELV) sites that can meet the required standards in the ELV Directive for de-polluting vehicles. Authorised sites can have access to the DVLA...

• Water Framework Directive (WFD) Risk Assessments for Cycle 2

  This dataset contains risk assessment data produced to support the cycle 2 river basin management plans. It contains Lake water bodies River water bodies Transitional water...

• 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...

• UK Water Quality Sampling Harmonised Monitoring Scheme Summary Data

  The Historic UK Water Quality Sampling Harmonised Monitoring Scheme (HMS) data contains statistics for a series of water quality sampling sites including annual means, maximum...

• 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...

• Waste Carriers, Brokers and Dealers

  This dataset contains details of currently permitted waste carriers, brokers and dealers. Carrier: A person who transports controlled waste in the course of a business or...

• Large Raised Reservoirs

  This dataset has been discontinued. Please see the datasets - Large Raised Reservoir register (Locations and undertakers) and Large Raised Reservoir (Registered information)...

• Risk of Flooding from Rivers and Seas (RoFRS)

  This is a national assessment of flood risk for Wales produced using local expertise. The dataset shows the chance of flooding from rivers and/or the sea, based on cells of 50...

• Risk of Flooding from Surface Water

  The surface water flood maps give an indication of the broad areas likely to be at risk of surface water flooding. This includes flooding that takes place from the surface...

• Coastal Design - Extreme Sea Levels

  This GIS dataset and supporting information providing design / extreme sea level and typical surge information around the coastline of Wales under present day conditions. This...

• 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...

• Flood Alert Areas

  Flood Alert Areas are geographical areas where it is possible for flooding to occur from rivers or the sea. A single Flood Alert Area may cover the floodplain within the Flood...

• Flood Warning Areas

  This spatial Flood Warning Areas dataset are geographical areas where NRW expect flooding to occur and where NRW provide a Flood Warning Service. Flood Warning Areas generally...

• Recorded Flood Extents

  Recorded Flood Extents shows areas that have been recorded to have flooded in the past from rivers, the sea or surface water. The records come from a number of evidence sources...

• Hazardous Waste Registrations with Standard Industrial Classification (SIC) Code

  The Hazardous Waste Regulations 2005 require that anyone who produces or holds hazardous waste at any premises Wales must register the premises with Natural Resources wales each...

• Transfrontier Shipment (TFS) of Waste and Refuse Derived Fuel (RDF) (Wales)

  Transfrontier Shipment (TFS) of waste and Refuse Derived Fuel (RDF) waste export data (monthly tonnage weights) from Wales to non-UK countries, since November 2014. TFS or...

• Waste Management Licence Current Exemptions

  Current Waste Management Licence Exemption data as required by Schedule 3 of the Waste Management Licensing (WML) Regulations 1994 (as amended) lists the activities which are...

• Environmental Pollution Incidents

  This dataset contains details pollution incidents reported to Natural Resources Wales (NRW). Only substantiated and closed environmental protection incidents are included. Where...