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 | 2016-04-01 → 2016-06-30 |
| MCL | Health-based | Resolved | 2016-04-01 → 2016-06-30 |
| MCL | Health-based | Resolved | 2016-04-01 → 2016-06-30 |
| MCL | Health-based | Resolved | 2015-10-01 → 2015-12-31 |
| MCL | Health-based | Resolved | 2015-10-01 → 2015-12-31 |
| MCL | Health-based | Resolved | 2015-10-01 → 2015-12-31 |
| MCL | Health-based | Resolved | 2015-10-01 → 2015-12-31 |
| MCL | Health-based | Resolved | 2015-07-01 → 2015-09-30 |
| MCL | Health-based | Resolved | 2015-07-01 → 2015-09-30 |
| MCL | Health-based | Resolved | 2015-07-01 → 2015-09-30 |
PFAS detected
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 110 µg/L 138% of the EPA limit, at the 95th percentile of samples — 80 µg/L
worst single sample: 150 µg/L | 136/136 | SYR4 | 2012–2019 |
| Bromodichloromethane | 16 µg/L No EPA limit set
worst single sample: 18 µg/L | 119/119 | SYR4 | 2012–2019 |
| Chloroform | 98.38 µg/L No EPA limit set
worst single sample: 136 µg/L | 119/119 | SYR4 | 2012–2019 |
| Dibromochloromethane | 2.5 µg/L No EPA limit set
worst single sample: 3.3 µg/L | 112/119 | SYR4 | 2012–2019 |
| Chlorite | 248 µg/L 25% of the EPA limit 1000 µg/L
worst single sample: 390 µg/L | 67/141 | SYR4 | 2012–2016 |
| Total Haloacetic Acids (HAA5) | 32.1 µg/L 54% of the EPA limit 60 µg/L
worst single sample: 49 µg/L | 60/72 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 13 µg/L No EPA limit set
worst single sample: 19 µg/L | 43/58 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 14.9 µg/L No EPA limit set
worst single sample: 27 µg/L | 43/58 | SYR4 | 2012–2019 |
| Lead | 0.0015 mg/L 10% of the EPA limit 0.0150 mg/L | 28/28 | LCR | 2025 |
| Monochloroacetic Acid | 4.62 µg/L No EPA limit set
worst single sample: 5.5 µg/L | 9/58 | SYR4 | 2012–2019 |
| Monobromoacetic Acid | 1.255 µg/L No EPA limit set
worst single sample: 1.3 µg/L | 4/58 | SYR4 | 2012–2019 |
| Lithium | 11.1 µg/L No EPA limit set | 3/8 | UCMR-5 | 2024 |
| Copper | 10.7 µg/L 0.8% of the EPA limit 1300 µg/L | 1/1 | SYR4 | 2019 |
29 contaminants tested, none detected
Utility contact
Frequently asked questions about Cherry Valley/ Rochdale Water District
Is Cherry Valley/ Rochdale Water District tap water safe to drink?
EPA monitoring detected 15 contaminants in Cherry Valley/ Rochdale Water District'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 Cherry Valley/ Rochdale Water District's water?
EPA monitoring detected TTHM, Bromodichloromethane, Chloroform, Dibromochloromethane, Chlorite, and others. The full list with the level and data source for each is above.
How many people does Cherry Valley/ Rochdale Water District serve?
Cherry Valley/ Rochdale Water District reports serving 3,696 people in Massachusetts, per its EPA record.
Has Cherry Valley/ Rochdale Water District had any water quality violations?
The EPA has 209 violations on file for Cherry Valley/ Rochdale Water District, of which 114 are health-based (a contaminant limit or required treatment was breached) and 1 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.