Fountain City Of
PWSID CO0121275 · Fountain, Colorado · serves 25,130 people · surface water source
B
Good
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFPeA | 76.7 ppt | — | 7/8/2025 |
| PFPeA | 69.6 ppt | — | 1/8/2025 |
| PFPeA | 62.6 ppt | — | 1/22/2025 |
| PFPeA | 57.9 ppt | — | 4/9/2025 |
| PFHxA | 50.8 ppt | — | 1/22/2025 |
| PFPeA | 44 ppt | — | 4/9/2025 |
| PFHxA | 43.1 ppt | — | 4/9/2025 |
| PFPeA | 34.9 ppt | — | 10/6/2025 |
| PFPeA | 34.7 ppt | — | 7/22/2025 |
| PFBA | 33.8 ppt | — | 7/8/2025 |
| PFBA | 33.6 ppt | — | 1/8/2025 |
| PFHxA | 28.5 ppt | — | 7/8/2025 |
| PFPeA | 27.6 ppt | — | 1/8/2025 |
| PFPeA | 26.1 ppt | — | 7/8/2025 |
| PFBA | 24.6 ppt | — | 1/22/2025 |
| PFBA | 24.1 ppt | — | 7/22/2025 |
| PFBA | 22.4 ppt | — | 4/9/2025 |
| PFHxA | 20.6 ppt | — | 7/22/2025 |
| PFHxA | 17.3 ppt | — | 7/8/2025 |
| PFBA | 17 ppt | — | 1/8/2025 |
| PFBA | 16.2 ppt | — | 4/9/2025 |
| PFPeA | 15.3 ppt | — | 10/6/2025 |
| PFBA | 14.6 ppt | — | 10/6/2025 |
| PFHxA | 12.6 ppt | — | 10/6/2025 |
| PFBA | 11.4 ppt | — | 10/6/2025 |
| PFBA | 10.3 ppt | — | 7/8/2025 |
| PFHxA | 10.1 ppt | — | 1/8/2025 |
| PFHxA | 9.5 ppt | — | 10/6/2025 |
| PFHxA | 7.6 ppt | — | 1/8/2025 |
| PFHxA | 6 ppt | — | 4/9/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2023-01-01 | Gross Alpha, Excl. Radon and U | MR | No | Resolved |
| 2023-01-01 | Combined Uranium | MR | No | Resolved |
| 2023-01-01 | Combined Radium (-226 and -228) | MR | No | Resolved |