- Environment Agency
- Part of:
- Monitoring emissions to air, land and water (MCERTS), Business and the environment, and Waste and recycling
- 7 April 2014
- Last updated:
- 25 September 2017, see all updates
- Applies to:
- England and Wales
Guide to operator self-monitoring (OSM) for discharges to the water environment and how to select analytical methods used for regulatory purposes.
Ref: LIT 6898 PDF, 759KB, 56 pages
This file may not be suitable for users of assistive technology. Request an accessible format.
If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email firstname.lastname@example.org. Please tell us what format you need. It will help us if you say what assistive technology you use.
This technical guidance note provides guidance for Environment Agency staff, monitoring contractors, industry and other parties interested in the monitoring of discharges to water.
Published: 7 April 2014
Updated: 25 September 2017
- Update and reorganisation of method index and rewrite of section 5.5 to clarify sample storage temperature requirements.
- First published.