Caltest Labs is a trusted environmental testing laboratory serving communities throughout California. We specialize in water testing, soil analysis, air quality monitoring, and other environmental services tailored to meet local and state regulatory standards. With convenient locations and expert scientists, Caltest Labs ensures accurate, timely results for municipal, industrial, and residential clients in areas including Los Angeles, San Francisco, Sacramento, San Diego, and beyond. Whether you need drinking water testing, wastewater analysis, or industrial hygiene testing, Caltest Labs is your reliable partner for environmental safety and compliance across California.
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- Regulated Drinking Water – Homeowners
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- Trace Metals, Mercury & Methyl Mercury
- Pyrethroids, Fipronil & Pesticides
- Wastewater Analysis in Modesto
- Surface Water Analysis in Sonoma
- Priority Pollutant Testing in Stanislaus County
- Pfas Testing San in San Joaquin County
- Npdes Compliance Testing in Fresno
- Fipronil Analysis in Fresno
- Imidacloprid Analysis in Napa
- Drinking Water Testing in Sacramento
- Aquatic Toxicology in Monterey
- 6ppd Quinone Analysis in Fairfield
- Industrial Discharge Sampling in Visalia
- Stormwater Runoff Testing in Stockton
- Water Quality Lab Services in Chico
- Well Water Testing in Redding
- Regulated Drinking Water Testing in Napa
- Regulated Drinking Water Testing in Monterey
- Regulated Drinking Water Testing in Modesto
- Regulated Drinking Water Testing in Merced
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