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 | 2016-01-01 → 2016-03-31 |
| MCL | Health-based | Resolved | 2016-01-01 → 2016-03-31 |
| MCL | Health-based | Resolved | 2016-01-01 → 2016-03-31 |
| MCL | Health-based | Resolved | 2016-01-01 → 2016-03-31 |
| MCL | Health-based | Resolved | 2015-10-01 → 2015-12-31 |
| MCL | Health-based | Resolved | 2015-10-01 → 2015-12-31 |
| MCL | Health-based | Resolved | 2015-10-01 → 2015-12-31 |
| MCL | Health-based | Resolved | 2015-10-01 → 2015-12-31 |
| MCL | Health-based | Resolved | 2015-07-01 → 2015-09-30 |
| MCL | Health-based | Resolved | 2015-07-01 → 2015-09-30 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Copper | 446.15 µg/L 34% of the EPA limit 1300 µg/L
worst single sample: 611 µg/L | 42/45 | SYR4 | 2013–2017 |
| Bromodichloromethane | 18.767 µg/L No EPA limit set
worst single sample: 18.9 µg/L | 22/22 | SYR4 | 2014–2019 |
| Chloroform | 109.389 µg/L No EPA limit set
worst single sample: 119.4 µg/L | 22/22 | SYR4 | 2014–2019 |
| Dibromochloromethane | 3.62 µg/L No EPA limit set
worst single sample: 4.83 µg/L | 22/22 | SYR4 | 2014–2019 |
| Dichloroacetic Acid | 40.25 µg/L No EPA limit set
worst single sample: 44.8 µg/L | 22/22 | SYR4 | 2014–2019 |
| TTHM | 130.445 µg/L 163% of the EPA limit, at the 95th percentile of samples — 80 µg/L
worst single sample: 140.8 µg/L | 22/22 | SYR4 | 2014–2019 |
| Total Haloacetic Acids (HAA5) | 72.255 µg/L 120% of the EPA limit, at the 95th percentile of samples — 60 µg/L
worst single sample: 74.8 µg/L | 22/22 | SYR4 | 2014–2019 |
| Trichloroacetic Acid | 33.675 µg/L No EPA limit set
worst single sample: 34.4 µg/L | 22/22 | SYR4 | 2014–2019 |
| Lead | 4.032 µg/L 27% of the EPA limit 15 µg/L
worst single sample: 4.48 µg/L | 8/45 | SYR4 | 2013–2017 |
| Lead | 0.00078 mg/L 5.2% of the EPA limit 0.0150 mg/L | 7/7 | LCR | 2023 |
| Monochloroacetic Acid | 4.116 µg/L No EPA limit set
worst single sample: 4.45 µg/L | 5/22 | SYR4 | 2014–2019 |
| Dibromoacetic Acid | 1.326 µg/L No EPA limit set
worst single sample: 1.35 µg/L | 4/22 | SYR4 | 2014–2019 |
2 contaminants tested, none detected
Utility contact
Frequently asked questions about Mclean-Sheridan Water District-System 2
Is Mclean-Sheridan Water District-System 2 tap water safe to drink?
EPA monitoring detected 12 contaminants in Mclean-Sheridan Water District-System 2'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 Mclean-Sheridan Water District-System 2's water?
EPA monitoring detected Copper, Bromodichloromethane, Chloroform, Dibromochloromethane, Dichloroacetic Acid, and others. The full list with the level and data source for each is above.
How many people does Mclean-Sheridan Water District-System 2 serve?
Mclean-Sheridan Water District-System 2 reports serving 390 people in North Dakota, per its EPA record.
Has Mclean-Sheridan Water District-System 2 had any water quality violations?
The EPA has 23 violations on file for Mclean-Sheridan Water District-System 2, of which 23 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.