Water Well Standards

Water Well Standards

Performance Requirements for Pitless Adapters, Pitless Units, and Well Caps

ASSE Standard #1093-2019
WSC Standard PAS-97 (2019)
ASSE Board Approved:  July 2019
ANSI Approved:  July 2019
ICS Code:  91 140 60

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Listing of Products Meeting the Standard
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ANSI/WSC PST 2000/2016 Standard Pressurized Water Storage Tank
American National Standard/Water Systems Council Standard

Standard Brochure (PDF)
Listing of Products Meeting the Standard

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