Based on contaminant patterns in this area — particularly Radon and Manganese — we recommend the following testing approach for private well owners.
Tap Score offers certified mail-in testing with results in 5–7 business days, tailored to regional contaminant patterns.
Order a Tap Score Well Water Test →State-certified labs in California:
Well Water Testing California | Certified Laboratory ... → Professional Water Test Lab | Drinking Water Testing Service in CA → Water Testing for Private Wells - Sonoma County Emergency → Well Water Testing – Why It's So Important → Drinking Water Testing Laboratory — Babcock Laboratories, Inc. → Drinking, Well Water Testing Analysis Lab | California Laboratory Services → Getting Your Water Tested → Water Quality Testing & Analysis: Residential & Commercial Supply Testing for Contaminants & Heavy Metals in San Diego, Orange County and Bay Area | Vert Environmental → Water Quality Testing Labs - Cal Water → Drinking Water & Well Water Testing - Environmental testing and analysis labs, ELAP, NADCAP accredited | Pat Chem Laboratories → Ceres Analytical Laboratory, Inc. 4919 Windplay Drive, Suite 1, El Dorado Hills 95762 · (916) 932-5011 49er Water Laboratory 245 New York Ranch Road, Jackson 95642 · (530) 277-2770 Precision Enviro-Tech 18843 Fir Dr, Twain Harte 95383 · (209) 477-8105 Onterris Laboratories, LLC 1104 Windfield Way, El Dorado Hills 95762 · (916) 673-1520New to well water testing? Read our complete guide to what to test for and when. Buying or selling a home with a well? See our well water & real estate guide for disclosure rules and lender requirements.
$500-$700 · Granular activated carbon (GAC)
View on Amazon →$1,395 · Whole-house carbon filtration
View Product →$2,195 · Aeration (EPA-preferred for high radon)
View Product →