Compliance record
Formal violations the EPA has on file for this supplier. A health-based violation means a contaminant limit or a required treatment was breached; the rest are monitoring or reporting failures — still violations, but not a measured health risk.
| Violation | Type | Status | Period |
|---|---|---|---|
| TT | Health-based | Resolved | 2020-11-30 |
| TT | Health-based | Resolved | 2020-11-30 |
| TT | Health-based | Resolved | 2020-11-30 |
| TT | Health-based | Resolved | 2020-11-30 |
| MR | Monitoring | Resolved | 2025-10-11 |
| MR | Monitoring | Resolved | 2025-10-11 |
| RPT | Monitoring | Resolved | 2025-07-02 |
| RPT | Monitoring | Resolved | 2025-07-02 |
| RPT | Monitoring | Resolved | 2025-07-02 |
| MR | Monitoring | Resolved | 2013-04-01 → 2013-06-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Lead | 0.0090 mg/L 60% of the EPA limit 0.0150 mg/L | 22/22 | LCR | 2025 |
30 contaminants tested, none detected
Utility contact
Frequently asked questions about Ferndale
Is Ferndale tap water safe to drink?
EPA monitoring detected 1 contaminant in Ferndale's water. A detection isn't the same as a violation — most levels are within federal limits. See each level and source above, and the utility's annual Consumer Confidence Report for its official compliance status.
What contaminants were detected in Ferndale's water?
EPA monitoring detected Lead. The full list with the level and data source for each is above.
How many people does Ferndale serve?
Ferndale reports serving 22,105 people in Michigan, per its EPA record.
Has Ferndale had any water quality violations?
The EPA has 17 violations on file for Ferndale, of which 4 are health-based (a contaminant limit or required treatment was breached) and 0 remain open. The rest are monitoring or reporting failures.
Where does this data come from?
Every figure is official EPA drinking-water monitoring — the Lead & Copper Rule, the UCMR-5 nationwide testing program, and the EPA Six-Year Review — not our own testing. Each number is labelled with its source and period.