California laboratory directory

State-certified laboratory

San Jose Creek Water Quality Laboratory

1965 South Workman Mill Road, Whittier, CA, 90601

Services listed in the certification record

Certified for: Drinking water

Drinking water
Address1965 South Workman Mill Road, Whittier, CA, 90601
Certification statuscertified
Certifying stateCalifornia (CA)
Residential customersResidential customers: No
Sample methodSample intake unknown — confirm with lab

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)

Is this your lab?

Claim this listing or report an update: email and put lab ID CA-22 in the subject line.