Certified labs near Salem, Massachusetts
Mansfield, Massachusetts · (508) 898-9220
37 mi away
Lancaster, Pennsylvania · (717) 656-2300
327 mi away
Pittsburgh, Pennsylvania · (412) 922-4000
495 mi away
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Labs on Massachusetts’s official list
- New England Chromachem, Salem · ~3 miListed in MassDEP’s certified lab list. See the official list → (checked 2026-10-17)
- Northeast Environmental Laboratory, Inc., Danvers · ~6 miListed in MassDEP’s certified lab list. See the official list → (checked 2026-10-17)
- Practical Applications, Woburn · ~13 miListed in MassDEP’s certified lab list. See the official list → (checked 2026-10-17)
- Biomarine, Gloucester · ~14 miListed in MassDEP’s certified lab list. See the official list → (checked 2026-10-17)
- Whitelodge Laboratory, Westwood · ~25 miListed in MassDEP’s certified lab list. See the official list → (checked 2026-10-17)
- Nashoba Analytical, Ayer · ~35 miListed in MassDEP’s certified lab list. See the official list → (checked 2026-10-17)
- Alpha Analytical, LLC, Mansfield · ~37 miListed in MassDEP’s certified lab list. See the official list → (checked 2026-10-17)
- ProVerde Environmental, Inc., Milford · ~40 miListed in MassDEP’s certified lab list. See the official list → (checked 2026-10-17)
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Official lab list for Massachusetts
MassDEP – certified labs serving private well ownersMassachusetts surveys its certified labs and lists those that accept samples from residents with private wells.www.mass.gov · checked 2026-10-17 (browser)Massachusetts 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.eeaonline.eea.state.ma.us · 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.