Guidance

Drinking water scheme: recent trend analysis

This external quality assessment (EQA) scheme is for laboratories that routinely monitor drinking water for low levels of indicator organisms.

Documents

Drinking water scheme: trend analysis

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Details

Analysis of results from laboratories participating in the drinking water scheme, which tests for low levels of indicator organisms.

For more information, please email foodeqa@phe.gov.uk.

Published 31 July 2014
Last updated 13 October 2020 + show all updates
  1. Added Drinking water scheme: trend analysis.

  2. Updated with latest trend analysis data.

  3. Updated with recent file.

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  5. Added recent 'Drinking water scheme: trend analysis'.

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  9. Updated 'Drinking water scheme: trend analysis' spreadsheet.

  10. Updated 'Drinking water scheme: trend analysis' spreadsheet.

  11. Added an updated version of 'Drinking water scheme: trend analysis' document.

  12. Added updated version of 'Drinking water scheme: trend analysis'.

  13. Added recent 'Drinking water scheme: trend analysis'.

  14. Updated with recent trend analysis file.

  15. Updated with recent trend analysis file.

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  18. Updated drinking water scheme: trend analysis.

  19. Updated drinking water scheme: trend analysis for distribution W163.

  20. Added trend analysis from April 2009 to November 2014.

  21. Added trend analysis from April 2009 to August 2014.

  22. First published.