--- title: "UK Polycyclic Aromatic Hydrocarbon (PAH) Monitoring 2025 - 2030" ocid: "ocds-h6vhtk-056786" canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-056786" markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-056786.md" json_url: "https://d3tenders.com/contract/ocds-h6vhtk-056786.json" source: "Find A Tender Service" current_stage: "Award" buyer: "ENVIRONMENT AGENCY" published: "2026-02-11" --- # UK Polycyclic Aromatic Hydrocarbon (PAH) Monitoring 2025 - 2030 Buyer: ENVIRONMENT AGENCY Current stage: Award OCID: ocds-h6vhtk-056786 [View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-056786) [Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-056786.json) ## Summary The procurement process concerning the UK's Polycyclic Aromatic Hydrocarbon (PAH) Monitoring from 2025 to 2030 has reached the award stage, implicating the Environment Agency as the buyer, and the Department for Environment, Food and Rural Affairs (Defra) as the procuring entity. This tender falls under the industry category of services, specifically air quality management and air pollution monitoring or measurement services. With Ricardo-AEA Limited being selected as the supplier, the contract is set to commence from 1st March 2026 and extend to at least 28th February 2029, with options for two additional one-year extensions. The procurement followed a competitive open and flexible procedure, ensuring that the bidding process was rigorous and fair. The procurement location is the United Kingdom, with crucial dates including the date of award on 2026-02-11 and contract signing on 2026-01-21. This tender presents numerous business growth opportunities for firms specialising in air quality management, particularly those capable of providing high-quality assurance and control services. Businesses with a strong background in monitoring network management and environmental services could leverage this contract to expand their reach within the public sector. Given the sizeable contract value and potential for extensions, it provides an excellent platform for large-scale operations and partnerships between governmental bodies and innovative environmental agencies. This opportunity is well-suited for entities capable of meeting stringent technical standards and delivering dependable results in atmospheric monitoring, thus allowing them to establish a commanding presence in a critical aspect of environmental governance. ## Notice The Environment Agency on behalf of the Department for Environment, Food and Rural Affairs (Defra) and Devolved Administrations (DA) invite proposals to provide the Central Management and Control Unit (CMCU) and the Quality Assurance and Quality Control (QA/QC) for the UK Polycyclic Aromatic Hydrocarbons (PAH) Monitoring Network, from 1st March 2026 until at least 28th February 2029 with the possibility of two (2) separate one (1) year extensions (which are not guaranteed). The Supplier will be responsible for the operation and management of the Authority's PAHs monitoring network sites and send to the Environment Agency's Monitoring Laboratories team for analysis. ### Lot Information Lot 1 Options: Mobilisation period (3 months): 01/12/2025 - 28/02/2026 Contract start date: 01/03/2026 Contract End date: 28/02/2029 Contract End date with 2x1 year extensions: 28/02/2031 Renewal: 2 x 1 years in extension periods ### Planning Information F01:PIN https://www.find-tender.service.gov.uk/Notice/000577-2025 II.1.4) Short description The Environment Agency on behalf of the Department for Environment, Food and Rural Affairs (Defra) and Devolved Administrations (DA) will be inviting proposals to provide the Central Management and Control Unit (CMCU) and the Quality Assurance and Quality Control (QA/QC) for the UK Polycyclic Aromatic Hydrocarbons (PAH) Monitoring Network from 7th February 2025. The purpose of the PAHs Network is to determine the ambient concentrations of PAHs in the UK atmosphere through monitoring and chemical analysis to ensure the UK complies with the PAHs related provisions of the UK’s Air Quality Standard Regulations 2010, which incorporate EU’s 4th Air Quality Daughter Directive and the Air Quality Strategy PAHs Objective. Data from this network is uploaded on to Home - Defra, UK A draft specification for this opportunity can be requested from to dgc-laww-buyer@defra.gov.uk inbox by referencing this opportunity. The Environment Agency and Defra Group Commercial will be holding an online Market Engagement Online Event on Thursday 23rd January. Please register your interest for this event no later than 5pm on Monday 20th January. Please confirm your interest in bidding for this opportunity and/or attending the Market Engagement Online Event; and we would like to know of any barriers, stating what they are, to you entering this market competition to dgc-laww-buyer@defra.gov.uk inbox referencing this opportunity. ## Key Details | Field | Value | | --- | --- | | Publication source | Find A Tender Service | | Latest notice | https://www.find-tender.service.gov.uk/Notice/012282-2026 | | Notice type | UK7 - Contract Details Notice | | Procurement type | Standard | | Procurement category | Services | | Procurement method | Open | | Procurement method details | Competitive flexible procedure | | Tender suitability | SME | | Awardee scale | Large | | All stages | Planning, Tender, Award | ## Dates | Field | Value | | --- | --- | | Publication date | 11 Feb 2026 | | Submission deadline | 2 Oct 2025 | | Future notice date | 1 Aug 2025 | | Award date | 16 Dec 2025 | | Contract period | 1 Mar 2026 - 28 Feb 2029 | | Recurrence | Not specified | ## Values | Field | Value | | --- | --- | | Tender value | Not specified | | Lots value | Not specified | | Awards value | £2,646,899 | | Contracts value | £2,646,899 | ## Status | Field | Value | | --- | --- | | Tender status | Complete | | Lots status | Complete | | Awards status | Active | | Contracts status | Active | ## Buyer | Field | Value | | --- | --- | | Main buyer | ENVIRONMENT AGENCY | | Additional buyers | DEPARTMENT FOR ENVIRONMENT, FOOD AND RURAL AFFAIRS | | Locality | LONDON | | Post town | South West London | | Postcode | SW1P 4DF | | Country | England | | ITL 1 | TLI London | | ITL 2 | TLI3 Inner London - West | | ITL 3 | TLI35 Westminster and City of London | | Local authority | Westminster | | Electoral ward | St James's | | Westminster constituency | Cities of London and Westminster | | Delivery location | Not specified | ## Supplier | Field | Value | | --- | --- | | Number of suppliers | 1 | | Supplier names | RICARDO-AEA | ## CPV Codes ### Divisions - 90 - Sewage, refuse, cleaning and environmental services ### Codes - 90731100 - Air quality management - 90731400 - Air pollution monitoring or measurement services ## Release History - 11 Feb 2026 at 11:07 - Award - UK7 - Contract Details Notice - https://www.find-tender.service.gov.uk/Notice/012282-2026 - 16 Dec 2025 at 16:27 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/083528-2025 - 17 Sep 2025 at 15:18 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/057471-2025 - 20 Aug 2025 at 07:54 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/049997-2025 - 7 Aug 2025 at 08:34 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/046741-2025 - 7 Aug 2025 at 08:34 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/046740-2025 - 6 Aug 2025 at 11:24 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/046491-2025 - 6 Aug 2025 at 11:23 - TenderUpdate - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/046490-2025 - 6 Aug 2025 at 11:20 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/046486-2025 - 28 Jul 2025 at 17:11 - Planning - UK2 - Preliminary Market Engagement Notice - https://www.find-tender.service.gov.uk/Notice/043648-2025 ## Documents - https://www.find-tender.service.gov.uk/Notice/012282-2026 11th February 2026 - Contract details notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/083528-2025 16th December 2025 - Contract award notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/057471-2025 17th September 2025 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/049997-2025 20th August 2025 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/046741-2025 7th August 2025 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/046740-2025 7th August 2025 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/046491-2025 6th August 2025 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/046490-2025 6th August 2025 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/046486-2025 6th August 2025 - Tender notice on Find a Tender - https://www.find-tender.service.gov.uk/Notice/043648-2025 28th July 2025 - Preliminary market engagement notice on Find a Tender ## Notice URLs - https://atamis-9529.my.site.com/s/Welcome - https://atamis-9529.my.site.com/s/WelcomeSubmissionsmustbemadeviatheAuthority'seSourcingplatform. - https://defra-family.force.com/s/Welcome - https://www.find-tender.service.gov.uk/Notice/000577-2025 - https://www.legislation.gov.uk/ukpga/2023/54/contents ## Provenance This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-056786. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-056786.json.