Colorado — PFOS, PFOA, and PFNA combined
For Colorado, state–chemical pair is Colorado — PFOS, PFOA, and PFNA combined; pfas compound is PFOS, PFOA, and PFNA combined; concentration limit (ppt) is 70; regulation type is guideline; stricter than federal mcl is n/a, recorded from its source on 2026-08-14.
- State–chemical pair
- Colorado — PFOS, PFOA, and PFNA combined
- State
- Colorado
- PFAS compound
- PFOS, PFOA, and PFNA combined
- Concentration limit (ppt)
- 70 verified
- Regulation type
- guideline
- Stricter than federal MCL
- n/a our reading
- Regulatory citation
- Colorado Translation Level
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
Concentration level 70 ppt (stated in the regulation as 70 ng/L) Chemical(s) and type of regulation 3 PFAS substances combined: PFOS, PFOA, and PFNA (Guidance)
— bclplaw.com, retrieved 2026-08-14
Source
- bclplaw.comhttps://www.bclplaw.com/en-US/events-insights-news/pfas-drinking-water-standards-state-by-state-regulations.html