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 | Archived | 2025-10-01 → 2025-12-31 |
| MCL | Health-based | Archived | 2025-10-01 → 2025-12-31 |
| MCL | Health-based | Archived | 2025-07-01 → 2025-09-30 |
| MCL | Health-based | Archived | 2025-07-01 → 2025-09-30 |
| MCL | Health-based | Archived | 2025-07-01 → 2025-09-30 |
| MCL | Health-based | Archived | 2025-07-01 → 2025-09-30 |
| MCL | Health-based | Archived | 2025-07-01 → 2025-09-30 |
| MCL | Health-based | Archived | 2025-07-01 → 2025-09-30 |
| MCL | Health-based | Archived | 2025-04-01 → 2025-06-30 |
| MCL | Health-based | Archived | 2025-04-01 → 2025-06-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 166.962 µg/L 13% of the EPA limit 1300 µg/L
worst single sample: 473 µg/L | 80/121 | SYR4 | 2013–2018 |
| Bromodichloromethane | 13.87 µg/L No EPA limit set
worst single sample: 15.2 µg/L | 50/50 | SYR4 | 2013–2019 |
| Chloroform | 96.78 µg/L No EPA limit set
worst single sample: 221 µg/L | 50/50 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 36.005 µg/L No EPA limit set
worst single sample: 44.5 µg/L | 50/50 | SYR4 | 2013–2019 |
| TTHM | 108.72 µg/L 136% of the EPA limit, at the 95th percentile of samples — 80 µg/L
worst single sample: 237.9 µg/L | 50/50 | SYR4 | 2013–2019 |
| Total Haloacetic Acids (HAA5) | 65.98 µg/L 110% of the EPA limit, at the 95th percentile of samples — 60 µg/L
worst single sample: 74.3 µg/L | 50/50 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 29.26 µg/L No EPA limit set
worst single sample: 32.4 µg/L | 50/50 | SYR4 | 2013–2019 |
| Dibromochloromethane | 3.807 µg/L No EPA limit set
worst single sample: 4.54 µg/L | 39/50 | SYR4 | 2013–2019 |
| Lead | 0.0019 mg/L 12% of the EPA limit 0.0150 mg/L | 16/16 | LCR | 2025 |
| Monochloroacetic Acid | 3.337 µg/L No EPA limit set
worst single sample: 3.48 µg/L | 12/50 | SYR4 | 2013–2019 |
| Lead | 19.08 µg/L 127% of the EPA limit, at the 95th percentile of samples — 15 µg/L
worst single sample: 24.76 µg/L | 11/121 | SYR4 | 2013–2018 |
| Dibromoacetic Acid | 1.513 µg/L No EPA limit set
worst single sample: 1.52 µg/L | 3/50 | SYR4 | 2013–2019 |
32 contaminants tested, none detected
Utility contact
Frequently asked questions about Poteau Pwa
Is Poteau Pwa tap water safe to drink?
EPA monitoring detected 12 contaminants in Poteau Pwa'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 Poteau Pwa's water?
EPA monitoring detected Copper, Bromodichloromethane, Chloroform, Dichloroacetic Acid, TTHM, and others. The full list with the level and data source for each is above.
How many people does Poteau Pwa serve?
Poteau Pwa reports serving 7,939 people in Oklahoma, per its EPA record.
Has Poteau Pwa had any water quality violations?
The EPA has 282 violations on file for Poteau Pwa, of which 214 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.