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Some standards for drinking water testing

  • France: France insists on ACS (Attestation de Conformitie Sanitaire) standard as being the only acceptable approval.
  • Germany: The German agency for gas and water, DVGW (Deutsche Vereinigung des Gas und Wasserfaches) insists on KTW (Kunstoffe und Trinkwasser) standard as being the only acceptable approval.
  • United Kingdom: UK specifies WRAS (Water Regulations Advisory Scheme). This scheme states it requires testing to be carried out in line with BS 6920.2000, using the procedures of ISO 17025.
  • Austria: Austria requires testing to OVGM (Osterreichische Vereirigung fur das Gas und Wasserfach) standard
  • Netherlands: Netherlands specifies that testing must take place at a KIWA test centre, where tests follow the procedure set out in ISO 17025. These facilities are able to test to all European standards.
  • Switzerland: The Swiss specify that test must be to SVGW (Schweizerische Verein des Gas und Wasserfaches) standard.


  • And just for the sake of completeness, United States of America: USA specifies the NSF(National Science Foundation)/ ANSI 61 standard.



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