Maine — PFOA, PFOS, PFHxS, PFNA, PFHpA, and PFDA combined
For Maine, state–chemical pair is Maine — PFOA, PFOS, PFHxS, PFNA, PFHpA, and PFDA combined; pfas compound is PFOA, PFOS, PFHxS, PFNA, PFHpA, and PFDA combined; concentration limit (ppt) is 20; regulation type is MCL; stricter than federal mcl is n/a, recorded from its source on 2026-08-28.
- State–chemical pair
- Maine — PFOA, PFOS, PFHxS, PFNA, PFHpA, and PFDA combined our reading
- State
- Maine our reading
- PFAS compound
- PFOA, PFOS, PFHxS, PFNA, PFHpA, and PFDA combined
- Concentration limit (ppt)
- 20 verified
- Regulation type
- MCL
- Stricter than federal MCL
- n/a our reading
- Effective date
- 2021-06-21 our reading
- Regulatory citation
- Resolve 2021, Chapter 82 (SP0064) — interim Maine drinking water standard, in effect until 26 April 2027 our reading
Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.
What the source says
The interim Maine Standard of 20 ppt for the six PFAS compounds is still in effect until April 26, 2027, for both private and public water supplies.
— maine.gov, retrieved 2026-08-28
Source
- maine.govhttps://www.maine.gov/dep/spills/topics/pfas/