Guidance: Monitoring stack emissions: low risk MCPs and specified generators

Environment Agency

June 4

10:16 2024

This guidance provides a standardised approach to monitoring stack gas emissions from low risk plants regulated under the:

This guidance is for operators of:

low risk MCPs and SGs with standard rules permits
MCPs and SGs that are not low risk but have a condition in their permit that says they must use this guidance when monitoring compliance with emissions limits

Published 16 February 2021
Last updated 4 June 2024 +show all updates

4 June 2024
Clarified in section 10 'If you are following the monitoring approach in this guidance, you must not exceed a expanded measurement uncertainty of 20% for nitrogen oxides.' and 'When assessing compliance for nitrogen oxides, we will use a fixed expanded measurement uncertainty of 20%.
20 March 2024
Removed reference to MCPD Help and replaced with MCP Returns.
12 July 2022
Certified range multiplier changed from 2.5 to 6.5.
16 February 2021
First published.

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