# Modelling of Ambient Air Quality \(MAAQ\)

> Contract award record from UK public-sector procurement sources.

## Key facts

- Public buyer: Defra Network eTendering Portal
- Contract winner: [Ricardo-AEA Ltd](/contract-winners/ricardo-aea/public-sector-contract-awards)
- Award value: £3,630,003
- Tender value: £3,630,003
- Award date: 21 May 2021
- Published: 25 May 2021
- Contract start: 21 May 2021
- Contract end: 31 March 2024
- Stage: awarded
- Procurement category: services
- Notice ID: 3b582dcf-f715-4d2d-9ae7-9ecc1937df2d-438823
- OCID: ocds-b5fd17-3379eb40-c6ec-4753-85f7-19cedfd145a3

## Description

A contract to develop and apply air quality models and other methods of assessment to: \* Map ambient air pollutant concentrations across the UK for 13 pollutants; \* Carry out an annual assessment of compliance with air quality limit values and target values for reporting; \* Support the investigation and development of policy initiatives\. Additional information: Please note that Defra procurement uses an E-tendering system for Procurement activities\. This is currently provided by Bravo Solutions\. To access appropriate tendering and contractual documents, please access the E-Tendering portal at https://defra\.bravosolution\.co\.uk, ensuring that your registration includes "Defra"\. If you have any problems with this system, please contact Bravo on their telephone helpline number 0800 368 4850 or by emailing them at help@bravosolution\.co\.uk\.

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## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/3b582dcf-f715-4d2d-9ae7-9ecc1937df2d-438823)