National Drinking Water Database
National Drinking Water Database - Chemical Contaminants
Perfluorohexane Sulfonate (PFHXS)
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 | 3 |
- |
- |
| People Served | 117,615 |
- |
- |
Perfluorohexane Sulfonate (PFHXS) Exposure by State
Water utilities in 1 states have reported detecting Perfluorohexane Sulfonate (PFHXS) in treated tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies.
| State | Water Suppliers with Perfluorohexane Sulfonate (PFHXS) contamination | |
|---|---|---|
| Systems | Population | |
| Minnesota | 3 | 117,615 |
| Total | 3 | 117,615 |
The Most Polluted Communities
3 water utilities reported detecting Perfluorohexane Sulfonate (PFHXS) in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies
Ranked by highest average Perfluorohexane Sulfonate (PFHXS) level
| Rank | System | Population Served | Positive test results of total reported tests | Average Level (Range) |
|---|---|---|---|---|
| 1 | Cottage Grove Cottage Grove, MN | 34,315 | 11 of 18 | 0.01 ppb (0 to 0.04 ppb) |
| 2 | Oakdale Oakdale, MN | 28,000 | 23 of 45 | < 0.01 ppb (0 to 0.02 ppb) |
| 3 | Woodbury Woodbury, MN | 55,300 | 2 of 17 | < 0.01 ppb (0 to 0.01 ppb) |
Testing Summary for Perfluorohexane Sulfonate (PFHXS)
| Are tests routinely required for Perfluorohexane Sulfonate (PFHXS) by federal law? | No |
| Water suppliers reporting tests for Perfluorohexane Sulfonate (PFHXS) (2007-2008): | 22 of 47,576 |
| Average testing rate for water supplier reporting tests (2007-2008): | 4.2 per year |