privatewelldata / Certified labs – California ELAP accreditation
El Portal Laboratory - US NPS
El Portal Laboratory - US NPS is on the official list: California ELAP accreditation. Updated 2026-10-17.
El Portal, 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: Federal (Municipal). ELAP certificate 1152
- Contact
- 5083 Foresta Road, Building 750, El Portal, CA, 95318
(209) 379-1328 - Source
- California Water Boards – ELAP drinking water accredited laboratories
- Licence
- Public record (California State Water Resources Control Board)
- Record refreshed
- 2026-10-17
Nearby certified labs
- Mariposa Public Utility DistrictMariposa, CA · 24 km
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- Precision Enviro-TechTwain Harte, CA · 60 km
- Modesto Regional Water Treatment Plant LaboratoryWaterford, CA · 72 km
- City of Merced Water Quality LaboratoryMerced, CA · 78 km
- City of Atwater Wastewater Treatment Facility LaboratoryAtwater, CA · 85 km
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