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 | Archived | 2025-11-01 → 2025-11-30 |
| TT | Health-based | Archived | 2025-11-01 → 2025-11-30 |
| TT | Health-based | Archived | 2025-11-01 → 2025-11-30 |
| TT | Health-based | Archived | 2025-11-01 → 2025-11-30 |
| TT | Health-based | Archived | 2025-10-01 → 2025-10-31 |
| TT | Health-based | Archived | 2025-10-01 → 2025-10-31 |
| TT | Health-based | Archived | 2025-10-01 → 2025-10-31 |
| TT | Health-based | Archived | 2025-10-01 → 2025-10-31 |
| MCL | Health-based | Archived | 2025-04-01 → 2025-06-30 |
| MCL | Health-based | Archived | 2025-04-01 → 2025-06-30 |
PFAS detected
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| Pfba | 0.0060 µg/L | 1/3 | 2025 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 38.345 µg/L No EPA limit set
worst single sample: 45.5 µg/L | 58/58 | SYR4 | 2012–2019 |
| Chloroform | 88.14 µg/L No EPA limit set
worst single sample: 123 µg/L | 58/58 | SYR4 | 2012–2019 |
| Dibromochloromethane | 30.6 µg/L No EPA limit set
worst single sample: 40.7 µg/L | 58/58 | SYR4 | 2012–2019 |
| TTHM | 129.345 µg/L 162% of the EPA limit, at the 95th percentile of samples — 80 µg/L
worst single sample: 152.6 µg/L | 58/58 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 53.48 µg/L 89% of the EPA limit 60 µg/L
worst single sample: 80.5 µg/L | 57/58 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 26.78 µg/L No EPA limit set
worst single sample: 43.4 µg/L | 55/58 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 28.995 µg/L No EPA limit set
worst single sample: 36.9 µg/L | 54/58 | SYR4 | 2012–2019 |
| Copper | 210.322 µg/L 16% of the EPA limit 1300 µg/L
worst single sample: 277.7 µg/L | 38/41 | SYR4 | 2014–2017 |
| Dibromoacetic Acid | 9.19 µg/L No EPA limit set
worst single sample: 9.43 µg/L | 25/58 | SYR4 | 2012–2019 |
| Bromoform | 8.25 µg/L No EPA limit set
worst single sample: 8.41 µg/L | 21/58 | SYR4 | 2012–2019 |
| Monochloroacetic Acid | 4.404 µg/L No EPA limit set
worst single sample: 4.44 µg/L | 19/58 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 604 µg/L 6% of the EPA limit 10000 µg/L | 16/16 | SYR4 | 2012–2019 |
| Lead | 0.0018 mg/L 12% of the EPA limit 0.0150 mg/L | 14/14 | LCR | 2023 |
| Lead | 19.4725 µg/L 130% of the EPA limit, at the 95th percentile of samples — 15 µg/L
worst single sample: 25.3 µg/L | 10/41 | SYR4 | 2014–2017 |
| Monobromoacetic Acid | 3.956 µg/L No EPA limit set
worst single sample: 4 µg/L | 9/58 | SYR4 | 2012–2019 |
| Barium | 88.1 µg/L 4.4% of the EPA limit 2000 µg/L | 1/1 | SYR4 | 2013 |
| Combined Radium (-226 And -228) | 0.0670 pCi/L 1.3% of the EPA limit 5 pCi/L | 1/1 | SYR4 | 2014 |
| Gross Alpha, Excl. Radon And U | 0.5060 pCi/L 3.4% of the EPA limit 15 pCi/L | 1/1 | SYR4 | 2014 |
| Gross Beta Particle Activity | 5.79 pCi/L No EPA limit set | 1/1 | SYR4 | 2014 |
67 contaminants tested, none detected
Utility contact
Frequently asked questions about Holdenville
Is Holdenville tap water safe to drink?
EPA monitoring detected 20 contaminants in Holdenville'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 Holdenville's water?
EPA monitoring detected Bromodichloromethane, Chloroform, Dibromochloromethane, TTHM, Total Haloacetic Acids (HAA5), and others. The full list with the level and data source for each is above.
How many people does Holdenville serve?
Holdenville reports serving 4,732 people in Oklahoma, per its EPA record.
Has Holdenville had any water quality violations?
The EPA has 576 violations on file for Holdenville, of which 399 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.