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.
| State | Water Suppliers with Perfluorobutane Sulfonate (PFBS) contamination | |
|---|---|---|
| Systems | Population | |
| Minnesota | 2 | 62,315 |
| Total | 2 | 62,315 |
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
| Rank | System | Population Served | Positive test results of total reported tests | Average Level (Range) |
|---|---|---|---|---|
| 1 | Cottage Grove Cottage Grove, MN | 34,315 | 15 of 18 | 0.04 ppb (0 to 0.08 ppb) |
| 2 | Oakdale Oakdale, MN | 28,000 | 3 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 |