Procurement

Gas Analysers for Automatic Air Quality Monitoring Networks 2025 - LOT 1 ONLY

  • Environment Agency

Procurement identifier (OCID): ocds-h6vhtk-050a0f

Description

The UK Automatic Urban and Rural Network (AURN) is the Environment Agency's compliance network for the reporting of pollutant concentrations the Air Quality Directive (AQD) 2008/50/EC. This was transposed by respective Air Quality Standard Regulations across the UK and the Devolved Administrations. The network provides measurements of a range of pollutants including Particulate size fractions (PM10 and PM2.5) and the following gases: oxides of nitrogen (NOX), nitrogen dioxide (NO2), ozone (O3), sulphur dioxide (SO2) and carbon monoxide (CO). Further details of the current network are available on http://uk-air.defra.gov.uk/.

The Environment Agency on behalf of the Department for Environment, Food and Rural Affairs (Defra), Affiliated Local Authorities and Devolved Administrations is seeking to procure gas analysers to measure the following gases: oxides of nitrogen (NOX), nitrogen dioxide (NO2), ozone (O3) and sulphur dioxide (SO2).

Notices

UK7: Contract details notice

Notice identifier
2026/S 000-028377
Published
27 March 2026, 10:48am

UK6: Contract award notice

Notice identifier
2026/S 000-019580
Published
4 March 2026, 3:13pm

UK4: Tender notice

Notice identifier
2025/S 000-034805
Published
24 June 2025, 3:31pm
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UK2: Preliminary market engagement notice

Notice identifier
2025/S 000-017935
Published
30 April 2025, 12:08pm