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National Drinking Water Database


National Drinking Water Database - Chemical Contaminants

Perfluorohexanoic Acid (PFXHA)


Status: Unregulated - EPA has not established a maximum legal limit in tapwater for this contaminant.

 
Detected
Found above
health guidelines
Found above
legal limit
States
1
-
-
Water utilities
2
-
-
People Served
62,315
-
-

Perfluorohexanoic Acid (PFXHA) Exposure by State

Water utilities in 1 states have reported detecting Perfluorohexanoic Acid (PFXHA) in treated tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies.

StateWater Suppliers with Perfluorohexanoic Acid (PFXHA) contamination
SystemsPopulation
Minnesota262,315
Total262,315

The Most Polluted Communities

2 water utilities reported detecting Perfluorohexanoic Acid (PFXHA) in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Perfluorohexanoic Acid (PFXHA) level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Oakdale
Oakdale, MN
28,00037 of 450.05 ppb
(0 to 0.13 ppb)
2Cottage Grove
Cottage Grove, MN
34,3157 of 18< 0.01 ppb
(0 to 0.02 ppb)

Testing Summary for Perfluorohexanoic Acid (PFXHA)

Are tests routinely required for Perfluorohexanoic Acid (PFXHA) by federal law?No
Water suppliers reporting tests for Perfluorohexanoic Acid (PFXHA) (2007-2008):22 of 47,576
Average testing rate for water supplier reporting tests (2007-2008):4.2 per year