PT scheme directory

Water proficiency testing providers in the United States

3 providers based in the United States list water proficiency testing schemes in the directory. 1 accepts international participants and all of them state an accreditation.

Searches within Water in the United States. Search the whole directory

3 providers

  • Absolute Standards, Inc. (AbsoluteGrade PT Program)

    Durham, United States

    Matches: WS Water Supply (SDWA) PT (Drinking water)WP Water Pollution (CWA) PT (Wastewater)DMR-QA

    • Water
    • Environment, soil & air
    • Petroleum, fuels & lubricants
    • Other

    6 schemes

    Accreditation self-declared

  • Phenova Inc.

    Golden, United States

    Matches: Water SupplyWater Supply MicroWater Pollution

    • Microbiology
    • Water
    • Environment, soil & air

    10 schemes

    Accreditation self-declared

  • Waters ERA (ERA, a Waters company)

    Golden, Colorado, United StatesInternational participants

    Matches: Water Supply (WS) PT studiesWater Pollution (WP) PT studiesDischarge Monitoring Report-Quality Assurance (DMR-QA) study

    • Microbiology
    • Water
    • Environment, soil & air

    25 schemes

    Accreditation self-declared (A2LA)

All water providers (88)All providers in the United States (22)

Listings are compiled from each provider's own published information or sent in by the provider, and reviewed by EqasOnline. Check scheme details, fees and dates with the provider before you enrol.

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    Water Proficiency Testing Providers & EQA Schemes in the United States | EqasOnline