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 |
|---|---|---|---|
| MR | Monitoring | Addressed | 2024-06-01 |
| MR | Monitoring | Addressed | 2024-06-01 |
| MR | Monitoring | Addressed | 2024-06-01 |
| MR | Monitoring | Addressed | 2021-06-01 |
| Other | Monitoring | Resolved | 2014-07-01 |
| Other | Monitoring | Resolved | 2011-07-01 |
| MR | Monitoring | Resolved | 2010-12-01 → 2010-12-31 |
| MR | Monitoring | Resolved | 2010-12-01 → 2010-12-31 |
| MR | Monitoring | Resolved | 2009-06-01 → 2009-06-30 |
| MR | Monitoring | Resolved | 2009-06-01 → 2009-06-30 |
PFAS detected
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 20.005 µg/L No EPA limit set
worst single sample: 23.3 µg/L | 52/52 | SYR4 | 2013–2019 |
| Chloroform | 68.895 µg/L No EPA limit set
worst single sample: 86 µg/L | 52/52 | SYR4 | 2013–2019 |
| TTHM | 93.195 µg/L 116% of the EPA limit, at the 95th percentile of samples — 80 µg/L
worst single sample: 115 µg/L | 52/52 | SYR4 | 2013–2019 |
| Dibromochloromethane | 6.7765 µg/L No EPA limit set
worst single sample: 9.8 µg/L | 50/52 | SYR4 | 2013–2019 |
| Total Haloacetic Acids (HAA5) | 46.01 µg/L 77% of the EPA limit 60 µg/L
worst single sample: 61.1 µg/L | 50/50 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 23.415 µg/L No EPA limit set
worst single sample: 37.5 µg/L | 48/50 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 20.3 µg/L No EPA limit set
worst single sample: 27 µg/L | 41/50 | SYR4 | 2013–2019 |
| Monochloroacetic Acid | 3.51 µg/L No EPA limit set
worst single sample: 3.99 µg/L | 29/50 | SYR4 | 2013–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 16/16 | LCR | 2024 |
| Dibromoacetic Acid | 1.741 µg/L No EPA limit set
worst single sample: 1.93 µg/L | 8/50 | SYR4 | 2013–2019 |
| Monobromoacetic Acid | 1.1295 µg/L No EPA limit set
worst single sample: 1.14 µg/L | 4/50 | SYR4 | 2013–2019 |
| Bromoform | 0.8110 µg/L No EPA limit set
worst single sample: 0.8400 µg/L | 3/52 | SYR4 | 2013–2019 |
25 contaminants tested, none detected
Utility contact
Frequently asked questions about Middleton Water Dept.
Is Middleton Water Dept. tap water safe to drink?
EPA monitoring detected 17 contaminants in Middleton Water Dept.'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 Middleton Water Dept.'s water?
EPA monitoring detected Bromodichloromethane, Chloroform, TTHM, Dibromochloromethane, Total Haloacetic Acids (HAA5), and others. The full list with the level and data source for each is above.
How many people does Middleton Water Dept. serve?
Middleton Water Dept. reports serving 7,291 people in Massachusetts, per its EPA record.
Has Middleton Water Dept. had any water quality violations?
The EPA has 10 violations on file for Middleton Water Dept., of which 0 are health-based (a contaminant limit or required treatment was breached) and 4 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.