Source: https://tendernation.io/opportunities/01a13c74-2289-71fa-bc9a-2d020a4c5735/provision-of-operation-management-uk-eutrophication-acidification-network cancelled GB direct award procedure Suitable for SMEs # Provision of Operation & Management - UK Eutrophication & Acidification Network [Defra Network eTendering Portal](https://tendernation.io/buyers/defra-network-etendering-portal) Often single bidder Estimated value £3,969,634 Published 16 Aug 2021 Deadline Closed 30 Jul 2021 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender The Environment Agency ('The Authority') on behalf of the Department for Environment, Food and Rural Affairs (Defra) and Devolved Administrations is seeking to procure a service provider to manage and operate the UK Eutrophication and Acidification Network, a network of air quality monitoring across the UK. The UKEAP network consists of four rural air pollution monitoring networks and operation of two UK European Monitoring and Evaluation Programme (EMEP) Supersites. The four networks are the; - Precipitation Network (Precip-Net) measuring rain composition across the UK; - National Ammonia Monitoring Network (NAMN), measuring ammonia concentrations across the UK; - Acid Gas and Aerosol Network (AGANet), measuring acid gas concentrations and inorganic aerosol (~PM4) composition; and - NO2 - Net network, measuring indicative NO2 concentrations. ## CPV classification Air quality management Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/78eb51a8-f5de-4f31-b57c-8323582d47b4) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. [Track tenders free](https://tendernation.io/register) [Buyer profile Defra Network eTendering Portal: past awards and live tenders](https://tendernation.io/buyers/defra-network-etendering-portal) [Sector More Sewage, refuse, cleaning & environmental tenders](https://tendernation.io/sectors/sewage-refuse-cleaning-environmental) ## More tenders like this [SHWD Cleaning · South Hams District Council · 32 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a15552-1e5c-7112-a772-bb30d175a2ae/shwd-cleaning) [Pest Control Services · Yorkshire Housing Limited · 28 days left · 16 Nov 2026](https://tendernation.io/opportunities/01a15552-1ecb-72eb-99a2-28725729b3f4/pest-control-services) [Pest Control Services Concession 2027-30 (FH2610191) · The District Council of Folkestone and Hythe · 29 days left · 17 Nov 2026](https://tendernation.io/opportunities/01a154e4-44f9-7309-afae-daba3a678a46/pest-control-services-concession-2027-30-fh2610191) [Invitation to Tender Window Cleaning Services - Wirral · Wirral Community Health and Care NHS Foundation Trust · 32 days left · 20 Nov 2026](https://tendernation.io/opportunities/01a1539a-cf1d-702b-9ffd-93cfa91d3c7c/invitation-to-tender-window-cleaning-services-wirral) [Refuse transport services – Odbiór odpadów komunalnych z terenu miasta Maków Mazowiecki · Miasto Maków Mazowiecki · 35 days left · 23 Nov 2026](https://tendernation.io/opportunities/01a15183-3f12-7325-9c2f-18eb44993615/poland-refuse-transport-services-odbior-odpadow-komunalnych-z-terenu-miasta) [Cleaning services – Úklidové služby pro budovy JP · České vysoké učení technické v Praze · 15 days left · 3 Nov 2026](https://tendernation.io/opportunities/01a15183-4b75-72e0-8073-c7b65b5d95d9/czechia-cleaning-services-uklidove-sluzby-pro-budovy-jp)