# RDE930 - Measurement uncertainty in stack emissions monitoring: meeting the ch

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

## Key facts

- Public buyer: [Environment Agency](/buyers/environment-agency/contract-awards)
- Contract winner: NPL
- Award value: £85,252
- Tender value: £85,252
- Award date: 10 October 2025
- Published: 20 October 2025
- Contract start: 20 October 2025
- Contract end: 14 March 2026
- Stage: awarded
- Procurement category: services
- Notice ID: 3b79ffb2-fce6-4054-a834-320970d8e9fa-868870
- OCID: ocds-b5fd17-241420df-9381-4021-96de-cf15b55ff93b

## Description

Produce updated uncertainty guidance and methodologies addressing issues related to lower concentrations and reporting uncertainties for CEMS results\. Contract awarded by Defra\.

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## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/3b79ffb2-fce6-4054-a834-320970d8e9fa-868870)