City of El Paso de Robles Water Quality Laboratory

City of El Paso de Robles Water Quality Laboratory is on the official list: California ELAP accreditation. Updated 2026-10-17.

Paso Robles, California

⚠ Likely serves public water systems only. Call ahead: certification lists include some labs that only test for public water systems.

Certified by: California ELAP accreditation
Official scope: Lab type: City (Municipal). ELAP certificate 2972
Contact: 3200 Sulphur Springs Road, Paso Robles, CA, 93446
(805) 237-3865
Source: California Water Boards – ELAP drinking water accredited laboratories
Licence: Public record (California State Water Resources Control Board)
Record refreshed: 2026-10-17