All PFAS compounds below EPA Maximum Contaminant Levels.
Key contaminants vs MCL
EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: April 26, 2029 under the current rule.
See this system's PFAS detection levels
Free — enter your email for full site detail and weekly alerts.
See the exact detection levels — free
Your email unlocks every blurred value on this page instantly. You'll also get email updates when your state's MCLs, settlement deadlines, or funding change.