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National Drinking Water Database


National Drinking Water Database - Chemical Contaminants

Perfluorobutane Sulfonate (PFBS)


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
-
-

Perfluorobutane Sulfonate (PFBS) Exposure by State

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

StateWater Suppliers with Perfluorobutane Sulfonate (PFBS) contamination
SystemsPopulation
Minnesota262,315
Total262,315

The Most Polluted Communities

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

Ranked by highest average Perfluorobutane Sulfonate (PFBS) level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Cottage Grove
Cottage Grove, MN
34,31515 of 180.04 ppb
(0 to 0.08 ppb)
2Oakdale
Oakdale, MN
28,0003 of 45< 0.01 ppb
(< .01 to 0.007333 ppb)

Testing Summary for Perfluorobutane Sulfonate (PFBS)

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