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 |
|---|---|---|---|
| MCL | Health-based | Resolved | 2010-10-01 → 2010-10-31 |
| MCL | Health-based | Resolved | 2010-10-01 → 2010-10-31 |
| MCL | Health-based | Resolved | 2004-04-01 → 2004-04-30 |
| MCL | Health-based | Resolved | 2004-04-01 → 2004-04-30 |
| MR | Monitoring | Resolved | 2008-07-01 → 2008-09-30 |
| MR | Monitoring | Resolved | 2008-07-01 → 2008-09-30 |
| MR | Monitoring | Resolved | 2008-07-01 → 2008-09-30 |
| MR | Monitoring | Resolved | 2008-07-01 → 2008-09-30 |
| MR | Monitoring | Resolved | 2008-07-01 → 2008-09-30 |
| MR | Monitoring | Resolved | 2008-07-01 → 2008-09-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Combined Uranium | 24.365 µg/L 81% of the EPA limit 30 µg/L
worst single sample: 27.9 µg/L | 40/48 | SYR4 | 2012–2019 |
| Lead | 0.0010 mg/L 6.7% of the EPA limit 0.0150 mg/L | 18/18 | LCR | 2025 |
| Nitrate | 1780 µg/L 18% of the EPA limit 10000 µg/L | 16/16 | SYR4 | 2012–2019 |
| Fluoride | 920 µg/L 23% of the EPA limit 4000 µg/L
worst single sample: 1000 µg/L | 5/5 | SYR4 | 2013–2018 |
| Trichloroethylene | 1.325 µg/L 27% of the EPA limit 5 µg/L
worst single sample: 1.4 µg/L | 4/49 | SYR4 | 2012–2019 |
| Barium | 9.7 µg/L 0.5% of the EPA limit 2000 µg/L
worst single sample: 10 µg/L | 3/5 | SYR4 | 2013–2018 |
| Toluene | 103 µg/L 10% of the EPA limit 1000 µg/L | 1/49 | SYR4 | 2012–2019 |
55 contaminants tested, none detected
Utility contact
Frequently asked questions about Estates at Highland Ridge
Is Estates at Highland Ridge tap water safe to drink?
EPA monitoring detected 7 contaminants in Estates at Highland Ridge'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 Estates at Highland Ridge's water?
EPA monitoring detected Combined Uranium, Lead, Nitrate, Fluoride, Trichloroethylene, and others. The full list with the level and data source for each is above.
How many people does Estates at Highland Ridge serve?
Estates at Highland Ridge reports serving 100 people in Massachusetts, per its EPA record.
Has Estates at Highland Ridge had any water quality violations?
The EPA has 118 violations on file for Estates at Highland Ridge, 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.