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 | 2012-04-01 → 2012-04-30 |
| TT | Health-based | Resolved | 2012-04-01 → 2012-04-30 |
| TT | Health-based | Resolved | 2012-03-01 → 2012-03-31 |
| TT | Health-based | Resolved | 2012-03-01 → 2012-03-31 |
| TT | Health-based | Resolved | 2012-03-01 → 2012-03-31 |
| TT | Health-based | Resolved | 2012-03-01 → 2012-03-31 |
| MCL | Health-based | Resolved | 1991-11-01 → 1991-11-30 |
| MCL | Health-based | Resolved | 1991-11-01 → 1991-11-30 |
| MCL | Health-based | Resolved | 1991-11-01 → 1991-11-30 |
| Other | Monitoring | Resolved | 2025-07-01 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Lead | 0.0020 mg/L 13% of the EPA limit 0.0150 mg/L | 19/19 | LCR | 2025 |
30 contaminants tested, none detected
Utility contact
Frequently asked questions about Highland Park
Is Highland Park tap water safe to drink?
EPA monitoring detected 1 contaminant in Highland Park'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 Highland Park's water?
EPA monitoring detected Lead. The full list with the level and data source for each is above.
How many people does Highland Park serve?
Highland Park reports serving 8,977 people in Michigan, per its EPA record.
Has Highland Park had any water quality violations?
The EPA has 38 violations on file for Highland Park, of which 9 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.