State-certified laboratory

City of Petaluma Water Quality Laboratory

Name: City of Petaluma Water Quality Laboratory
Address: 3890 Cypress Drive, Petaluma, CA, 94954
Telephone: (707) 778-4591

3890 Cypress Drive, Petaluma, CA, 94954

Services listed in the certification record

Certified for: Drinking water

Drinking water

Address3890 Cypress Drive, Petaluma, CA, 94954

Phone(707) 778-4591

Websitehttps://cityofpetaluma.org/elliscreek

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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