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 | Addressed | 2024-10-17 |
| TT | Health-based | Addressed | 2024-10-17 |
| MCL | Health-based | Resolved | 2018-04-01 → 2018-06-30 |
| MCL | Health-based | Resolved | 2018-04-01 → 2018-06-30 |
| MCL | Health-based | Resolved | 2018-04-01 → 2018-06-30 |
| MCL | Health-based | Resolved | 2018-04-01 → 2018-06-30 |
| MCL | Health-based | Resolved | 2018-01-01 → 2018-03-31 |
| MCL | Health-based | Resolved | 2018-01-01 → 2018-03-31 |
| MCL | Health-based | Resolved | 2018-01-01 → 2018-03-31 |
| MCL | Health-based | Resolved | 2018-01-01 → 2018-03-31 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 10.765 µg/L No EPA limit set
worst single sample: 12 µg/L | 50/50 | SYR4 | 2013–2019 |
| Chloroform | 84.22 µg/L No EPA limit set
worst single sample: 121 µg/L | 50/50 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 22.905 µg/L No EPA limit set
worst single sample: 27 µg/L | 50/50 | SYR4 | 2013–2019 |
| TTHM | 94.62 µg/L 118% of the EPA limit, at the 95th percentile of samples — 80 µg/L
worst single sample: 132 µg/L | 50/50 | SYR4 | 2013–2019 |
| Total Haloacetic Acids (HAA5) | 45.275 µg/L 75% of the EPA limit 60 µg/L
worst single sample: 52.9 µg/L | 50/50 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 25.585 µg/L No EPA limit set
worst single sample: 30.2 µg/L | 50/50 | SYR4 | 2013–2019 |
| Copper | 141.25 µg/L 11% of the EPA limit 1300 µg/L
worst single sample: 197 µg/L | 46/50 | SYR4 | 2013–2017 |
| Dibromochloromethane | 2.714 µg/L No EPA limit set
worst single sample: 3.24 µg/L | 33/50 | SYR4 | 2013–2019 |
| Monochloroacetic Acid | 4.278 µg/L No EPA limit set
worst single sample: 4.47 µg/L | 9/50 | SYR4 | 2013–2019 |
| Lead | 0.0015 mg/L 10% of the EPA limit 0.0150 mg/L | 6/6 | LCR | 2024 |
| Dibromoacetic Acid | 1.0975 µg/L No EPA limit set
worst single sample: 1.1 µg/L | 2/50 | SYR4 | 2013–2019 |
| Lead | 22.96 µg/L 153% of the EPA limit, at the 95th percentile of samples — 15 µg/L
worst single sample: 23.8 µg/L | 2/50 | SYR4 | 2013–2017 |
2 contaminants tested, none detected
Utility contact
Frequently asked questions about Sequoyah Co. Rwd #3
Is Sequoyah Co. Rwd #3 tap water safe to drink?
EPA monitoring detected 12 contaminants in Sequoyah Co. Rwd #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 Sequoyah Co. Rwd #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 Sequoyah Co. Rwd #3 serve?
Sequoyah Co. Rwd #3 reports serving 1,040 people in Oklahoma, per its EPA record.
Has Sequoyah Co. Rwd #3 had any water quality violations?
The EPA has 47 violations on file for Sequoyah Co. Rwd #3, of which 18 are health-based (a contaminant limit or required treatment was breached) and 17 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.