State-certified laboratory

Mel Leong Treatment Plant Laboratory

Name: Mel Leong Treatment Plant Laboratory
Address: Building 910, Clearwater Drive, San Francisco, CA, 94128
Telephone: (650) 821-8359

Building 910, Clearwater Drive, San Francisco, CA, 94128

Services listed in the certification record

Certified for: Drinking water

Drinking water

AddressBuilding 910, Clearwater Drive, San Francisco, CA, 94128

Phone(650) 821-8359

Certification statuscertified

Certifying stateCalifornia (CA)

Residential customersResidential customers: No

Sample methodSample intake unknown — confirm with lab

Source listOfficial state source

How to use a water testing lab

Contact the laboratory before collecting a sample. Ask whether it offers the test you need, request its current sampling instructions and containers, and confirm timing, pricing, and how to submit the sample.

Listing data fetched from the official source: 2026-09-05T03:25:53+00:00 · View listing data (JSON)

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