Hesperia
PWSID MI0003130 · Hesperia, Michigan · serves 954 people · groundwater source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBS | 49 ppt | — | 9/8/2025 |
| PFBS | 42 ppt | — | 1/14/2025 |
| PFBS | 39 ppt | — | 1/14/2025 |
| PFBS | 34 ppt | — | 9/8/2025 |
| PFPeA | 3.1 ppt | — | 9/8/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-10-17 | LEAD AND COPPER RULE REVISIONS | TT | Yes | Resolved |
| 2024-10-17 | LEAD AND COPPER RULE REVISIONS | RPT | No | Resolved |
| 2023-10-11 | Lead and Copper Rule | MR | No | Resolved |
| 2023-07-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2022-07-01 | Consumer Confidence Rule | Other | No | Resolved |