Certified labs near Plain City, Ohio
Pittsburgh, Pennsylvania · (412) 922-4000
171 mi away
Midlothian, Virginia · (804) 763-1200
354 mi away
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Labs on Ohio’s official list
- MASI Laboratory, Plain City · ~1 miListed in Ohio EPA’s certified lab list. See the official list → (checked 2026-09-30)
- Benchmark Environmental Labs, Inc., Columbus · ~14 miListed in Ohio EPA’s certified lab list. See the official list → (checked 2026-09-30)
- Ohio Department of Agriculture Consumer Protection Laboratory, Reynoldsburg · ~28 miListed in Ohio EPA’s certified lab list. See the official list → (checked 2026-09-30)
- Logan County Health District Laboratory, Bellefontaine · ~31 miListed in Ohio EPA’s certified lab list. See the official list → (checked 2026-09-30)
- Eurofins DW and WW Central - Marion (formerly Alloway Marion), Marion · ~35 miListed in Ohio EPA’s certified lab list. See the official list → (checked 2026-09-30)
- Greene County Sanitary Engineering Laboratory, Beavercreek · ~48 miListed in Ohio EPA’s certified lab list. See the official list → (checked 2026-09-30)
- Pace Analytical Services, LLC - Dayton, Englewood · ~58 miListed in Ohio EPA’s certified lab list. See the official list → (checked 2026-09-30)
- Eurofins DW and WW Central - Lima (formerly Alloway Lima), Lima · ~63 miListed in Ohio EPA’s certified lab list. See the official list → (checked 2026-09-30)
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Official lab list for Ohio
Ohio EPA – drinking water laboratory certificationOhio EPA certifies drinking-water labs. Its program page links to the current list of certified labs. Call a lab first to ask whether it tests private wells.epa.ohio.gov · checked 2026-10-18 (search; page returns 404 to our bot UA – recheck in browser)Ohio Environmental Protection AgencyThis state agency certifies the labs that may test drinking water. Use its list to pick a certified lab for your well sample.dam.assets.ohio.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.