Certified labs near Winslow, Pennsylvania
Pittsburgh, Pennsylvania · (412) 922-4000
73 mi away
Lancaster, Pennsylvania · (717) 656-2300
153 mi away
Midlothian, Virginia · (804) 763-1200
259 mi away
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Labs on Pennsylvania’s official list
- PAW Punxsutawney Laboratory, Punxsutawney · ~6 miListed in Pennsylvania DEP’s certified lab list. See the official list → (checked 2024-06-11)
- Pace Analytical Services, LLC - Dubois, Dubois · ~12 miListed in Pennsylvania DEP’s certified lab list. See the official list → (checked 2024-06-11)
- G & C Coal Analysis Lab Inc, Summerville · ~14 miListed in Pennsylvania DEP’s certified lab list. See the official list → (checked 2024-06-11)
- White Oak Laboratory LLC, Ridgway · ~25 miListed in Pennsylvania DEP’s certified lab list. See the official list → (checked 2024-06-11)
- PAW Clarion Laboratory, Clarion · ~25 miListed in Pennsylvania DEP’s certified lab list. See the official list → (checked 2024-06-11)
- Cardan Laboratories Inc, Northern Cambria · ~29 miListed in Pennsylvania DEP’s certified lab list. See the official list → (checked 2024-06-11)
- Environmental Service Laboratories Inc, Indiana · ~31 miListed in Pennsylvania DEP’s certified lab list. See the official list → (checked 2024-06-11)
- PAW Indiana Laboratory, Indiana · ~31 miListed in Pennsylvania DEP’s certified lab list. See the official list → (checked 2024-06-11)
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Official lab list for Pennsylvania
Pennsylvania DEP – private well water testingPennsylvania's environmental agency explains well testing and links to its reports of labs accredited for drinking water.www.pa.gov · checked 2026-10-18Pennsylvania Department of Environmental ProtectionThis state agency certifies the labs that may test drinking water. Use its list to pick a certified lab for your well sample.cedatareporting.pa.gov · checked 2026-10-18 · link via EPA
Recommended tests
- Every year: bacteria (total coliform and E. coli), nitrate, pH and total dissolved solids — CDC
Many labs accept mailed samples, so a lab a few hours away may still work for you.