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- Published by:
- Wigan Metropolitan Borough Council
- Last updated:
- 21 October 2025
Under the Environmental Protection Act 1995 local authorities are required to review air quality in their areas. When pollutants exceed their air quality objectives, local authorities must...
- Published by:
- St Helens Council
- Last updated:
- 29 April 2024
Line data displaying the location of designated St Helens Air Quality Management Areas (AQMA). St Helens Council are obliged to designate AQMA's to help improve air quality and the local...
- Published by:
- Scottish Government SpatialData.gov.scot
- Last updated:
- 11 October 2023
This Building Standards dataset has been created to "in-fill" the missing data from Local Authorities not yet signed up to the custom built 'Cloud Connector Framework' which enables the automated...
- Published by:
- Durham County Council
- Last updated:
- 25 September 2024
A spatial dataset of fixed and mobile air quality monitors. Please see https://www.durham.gov.uk/airquality for more information.
- Published by:
- London Borough of Lambeth
- Last updated:
- 07 August 2019
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boundary of air quality zone
- Published by:
- Leeds City Council
- Last updated:
- 04 August 2021
Datasets showing nitrogen dioxide levels (NO2) at various locations around Leeds.
Please note
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From 17/02/17 this dataset will be archived and superseeded by the ratified air quality...
- Published by:
- Brentwood Borough Council
- Last updated:
- 10 February 2016
GIS polygon dataset identifying the locations of declared Air Quality Management Areas in the Brentwood Borough. These areas are not likely to achieve the national air quality objectives and...
- Published by:
- Office for National Statistics
- Last updated:
- 28 April 2018
This document is the Standard Area Measurements - 2016 User Guide. It provides information regarding the Standard Area Measurements (SAM) products including: types of measurement; data tolerance,...
- Published by:
- Office for National Statistics
- Last updated:
- 28 April 2018
This document is the Standard Area Measurements - 2015 User Guide. It provides information regarding the Standard Area Measurements (SAM) products including: types of measurement; data tolerance,...
- Published by:
- Office for National Statistics
- Last updated:
- 11 August 2025
This document is the Standard Area Measurements (2018) User Guide. It provides information regarding the Standard Area Measurements (SAM) products including: types of measurement; data tolerance,...
- Published by:
- Office for National Statistics
- Last updated:
- 11 August 2025
This document is the Standard Area Measurements (2019) User Guide. It provides information regarding the Standard Area Measurements (SAM) products including: types of measurement; data tolerance,...
- Published by:
- Office for National Statistics
- Last updated:
- 11 August 2025
This document is the Standard Area Measurements (2017) User Guide. It provides information regarding the Standard Area Measurements (SAM) products including: types of measurement; data tolerance,...
- Published by:
- Cambridge City Council
- Last updated:
- 10 February 2016
Area determined to have poor air quality, that requires an Air Quality Action Plan to improve air quality in Cambridge.
- Published by:
- City of York Council
- Last updated:
- 17 November 2024
Air quality data for 2017 and 2018 for the 9 air quality monitoring stations in York. The values in the "Status" column should be interpreted as follows: __P__ - Provisional Data, __R__ - Ratified...
- Published by:
- Office for National Statistics
- Last updated:
- 08 July 2014
A series of in-depth methodological reviews. NSQRs complement existing quality assurance practices, providing an additional tool to make sure ONS methods are - and remain - fit for...
- Published by:
- Colchester Borough Council
- Last updated:
- 10 February 2016
Air Quality Management Areas (AQMAs) captured as regions against Ordnance Survey MasterMap; attribution includes area location. The data is maintained by Professional Services Officers. This...
- Published by:
- Office for National Statistics
- Last updated:
- 11 August 2025
This document is the Standard Area Measurements - 2016 User Guide. It provides information regarding the Standard Area Measurements (SAM) products including: types of measurement; data tolerance,...
- Published by:
- Office for National Statistics
- Last updated:
- 11 August 2025
This document is the Standard Area Measurements - 2015 User Guide. It provides information regarding the Standard Area Measurements (SAM) products including: types of measurement; data tolerance,...
- Published by:
- Natural Resources Wales
- Last updated:
- 14 October 2025
The River Quality Objectives (RQO) classification was used for planning water quality improvements until 2006 when the scheme ended. The national RQO classification scheme ceased at the end of...
- Published by:
- Natural Resources Wales
- Last updated:
- 22 June 2023
The River Quality Objectives (RQO) classification was used for planning water quality improvements until 2006 when the scheme ended. The national RQO classification scheme ceased at the end...