- Public Health England
- Part of:
- Proficiency testing for food, water and environmental microbiology
- 31 July 2014
- Last updated:
- 29 June 2017, see all updates
This EQA scheme is suitable for laboratories that routinely monitor drinking water for low levels of indicator organisms.
MS Excel Spreadsheet, 553KB
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Published: 31 July 2014
Updated: 29 June 2017
- Updated drinking water scheme: trend analysis.
- Updated drinking water scheme: trend analysis for distribution W163.
- Added trend analysis from April 2009 to November 2014.
- Added trend analysis from April 2009 to August 2014.
- First published.