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 | 2023-07-01 |
| TT | Health-based | Resolved | 2023-07-01 |
| TT | Health-based | Resolved | 2023-07-01 |
| TT | Health-based | Resolved | 2023-07-01 |
| TT | Health-based | Resolved | 2023-07-01 |
| MCL | Health-based | Resolved | 2020-07-01 → 2020-09-30 |
| MCL | Health-based | Resolved | 2020-07-01 → 2020-09-30 |
| MCL | Health-based | Resolved | 2020-07-01 → 2020-09-30 |
| MCL | Health-based | Resolved | 2020-07-01 → 2020-09-30 |
| MCL | Health-based | Resolved | 2019-04-01 → 2019-06-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 19.5 µg/L No EPA limit set | 40/40 | SYR4 | 2014–2019 |
| Chloroform | 64.8 µg/L No EPA limit set | 40/40 | SYR4 | 2014–2019 |
| Dichloroacetic Acid | 54.2 µg/L No EPA limit set | 40/40 | SYR4 | 2014–2019 |
| TTHM | 76.9 µg/L 96% of the EPA limit 80 µg/L | 40/40 | SYR4 | 2014–2019 |
| Total Haloacetic Acids (HAA5) | 90.7 µg/L 151% of the EPA limit, in the worst sample — 60 µg/L | 40/40 | SYR4 | 2014–2019 |
| Trichloroacetic Acid | 33 µg/L No EPA limit set | 37/40 | SYR4 | 2014–2019 |
| Dibromochloromethane | 9.6 µg/L No EPA limit set | 24/40 | SYR4 | 2014–2019 |
| Dibromoacetic Acid | 2.6 µg/L No EPA limit set | 21/40 | SYR4 | 2014–2019 |
| Copper | 905 µg/L 70% of the EPA limit 1300 µg/L | 10/15 | SYR4 | 2013–2019 |
| Monochloroacetic Acid | 5.1 µg/L No EPA limit set | 10/40 | SYR4 | 2014–2019 |
| Lead | 0.0020 mg/L 13% of the EPA limit 0.0150 mg/L | 8/8 | LCR | 2004 |
| Lead | 5.5 µg/L 37% of the EPA limit 15 µg/L | 7/15 | SYR4 | 2013–2019 |
| Monobromoacetic Acid | 4.6 µg/L No EPA limit set | 2/40 | SYR4 | 2014–2019 |
1 contaminants tested, none detected
Utility contact
Frequently asked questions about Winthrop Water Association
Is Winthrop Water Association tap water safe to drink?
EPA monitoring detected 13 contaminants in Winthrop Water Association'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 Winthrop Water Association'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 Winthrop Water Association serve?
Winthrop Water Association reports serving 338 people in Arkansas, per its EPA record.
Has Winthrop Water Association had any water quality violations?
The EPA has 167 violations on file for Winthrop Water Association, of which 47 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.