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 | 2022-01-01 → 2022-03-31 |
| MCL | Health-based | Resolved | 2022-01-01 → 2022-03-31 |
| MCL | Health-based | Resolved | 2022-01-01 → 2022-03-31 |
| MCL | Health-based | Resolved | 2022-01-01 → 2022-03-31 |
| MCL | Health-based | Resolved | 2022-01-01 → 2022-03-31 |
| MCL | Health-based | Resolved | 2021-10-01 → 2021-12-31 |
| MCL | Health-based | Resolved | 2021-10-01 → 2021-12-31 |
| MCL | Health-based | Resolved | 2021-10-01 → 2021-12-31 |
| MCL | Health-based | Resolved | 2021-10-01 → 2021-12-31 |
| MCL | Health-based | Resolved | 2021-10-01 → 2021-12-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 5.6005 µg/L No EPA limit set
worst single sample: 14.7 µg/L | 52/52 | SYR4 | 2012–2019 |
| Chloroform | 63.6 µg/L No EPA limit set
worst single sample: 64.4 µg/L | 52/52 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 12.815 µg/L No EPA limit set
worst single sample: 14.2 µg/L | 52/52 | SYR4 | 2012–2019 |
| TTHM | 68.36 µg/L 85% of the EPA limit 80 µg/L
worst single sample: 70.3 µg/L | 52/52 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 46.3 µg/L 77% of the EPA limit 60 µg/L
worst single sample: 52.3 µg/L | 52/52 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 35.545 µg/L No EPA limit set
worst single sample: 40.1 µg/L | 52/52 | SYR4 | 2012–2019 |
| Lead | 0.0 mg/L 0% of the EPA limit 0.0150 mg/L | 22/22 | LCR | 2025 |
| Monochloroacetic Acid | 3.535 µg/L No EPA limit set
worst single sample: 5.2 µg/L | 10/52 | SYR4 | 2012–2019 |
| Dibromochloromethane | 2.35 µg/L No EPA limit set
worst single sample: 3.69 µg/L | 9/52 | SYR4 | 2012–2019 |
33 contaminants tested, none detected
Utility contact
Frequently asked questions about Westchester County Wd #3
Is Westchester County Wd #3 tap water safe to drink?
EPA monitoring detected 9 contaminants in Westchester County Wd #3'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 Westchester County Wd #3's water?
EPA monitoring detected Bromodichloromethane, Chloroform, Dichloroacetic Acid, TTHM, Total Haloacetic Acids (HAA5), and others. The full list with the level and data source for each is above.
How many people does Westchester County Wd #3 serve?
Westchester County Wd #3 reports serving 6,000 people in New York, per its EPA record.
Has Westchester County Wd #3 had any water quality violations?
The EPA has 317 violations on file for Westchester County Wd #3, of which 186 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.