PA · 67 COUNTIES
Certified labs and testing options for private well owners in Pennsylvania.
Private well owners in Pennsylvania are responsible for the safety of their own water. Based on groundwater data across the state — particularly Sodium and Chloride — we recommend the following testing approach.
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 Pennsylvania:
Drinking Water Testing (Agricultural Analytical Services Lab) → Water Testing | Department of Environmental Protection - PA.GOV → Private Well Water Water Testing Pennsylvania Certified Laboratories ... → Water Testing Laboratory - ABE Laboratories → CERTIFIED WATER TESTING Fast, Accurate, DEP-Accredited → Laboratory, Analytical & Biological Services (Labs), Inc New Oxford →Based on Pennsylvania groundwater data, the most commonly detected contaminants in private wells are:
Water quality varies significantly by county. Find your county → for a targeted testing recommendation based on local data.