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 |
|---|---|---|---|
| MR | Monitoring | Unaddressed | 2010-01-01 |
PFAS detected
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| Pfpea | 0.0030 µg/L | 1/2 | 2025 |
Other contaminants detected
| Contaminant | Level vs EPA limit | Detection rate | Source | Period |
|---|---|---|---|---|
| Lead | 5.916 µg/L 39% of the EPA limit 15 µg/L
worst single sample: 29.2 µg/L | 25/60 | SYR4 | 2012–2018 |
| Copper | 93.47 µg/L 7.2% of the EPA limit 1300 µg/L
worst single sample: 107 µg/L | 22/60 | SYR4 | 2012–2018 |
| Lead | 0.0018 mg/L 12% of the EPA limit 0.0150 mg/L | 15/15 | LCR | 2024 |
| Bromodichloromethane | 9.31 µg/L No EPA limit set
worst single sample: 9.73 µg/L | 7/7 | SYR4 | 2014–2019 |
| Bromoform | 17.02 µg/L No EPA limit set
worst single sample: 17.32 µg/L | 7/7 | SYR4 | 2014–2019 |
| Chloroform | 4.564 µg/L No EPA limit set
worst single sample: 4.84 µg/L | 7/7 | SYR4 | 2014–2019 |
| Dibromoacetic Acid | 8.332 µg/L No EPA limit set
worst single sample: 8.5 µg/L | 7/7 | SYR4 | 2014–2019 |
| Dibromochloromethane | 15.07 µg/L No EPA limit set
worst single sample: 15.97 µg/L | 7/7 | SYR4 | 2014–2019 |
| TTHM | 44.176 µg/L 55% of the EPA limit 80 µg/L
worst single sample: 47.86 µg/L | 7/7 | SYR4 | 2014–2019 |
| Total Haloacetic Acids (HAA5) | 14.607 µg/L 24% of the EPA limit 60 µg/L
worst single sample: 15.33 µg/L | 7/7 | SYR4 | 2014–2019 |
| Dichloroacetic Acid | 3.86 µg/L No EPA limit set
worst single sample: 4.09 µg/L | 6/7 | SYR4 | 2014–2019 |
| Lithium | 71.6 µg/L No EPA limit set | 2/2 | UCMR-5 | 2025 |
| Monochloroacetic Acid | 5.12 µg/L No EPA limit set | 1/7 | SYR4 | 2014–2019 |
| Trichloroacetic Acid | 1.25 µg/L No EPA limit set | 1/7 | SYR4 | 2014–2019 |
29 contaminants tested, none detected
Utility contact
Frequently asked questions about North Prairie Rwd-System 1&2
Is North Prairie Rwd-System 1&2 tap water safe to drink?
EPA monitoring detected 15 contaminants in North Prairie Rwd-System 1&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 North Prairie Rwd-System 1&2's water?
EPA monitoring detected Lead, Copper, Lead, Bromodichloromethane, Bromoform, and others. The full list with the level and data source for each is above.
How many people does North Prairie Rwd-System 1&2 serve?
North Prairie Rwd-System 1&2 reports serving 7,748 people in North Dakota, per its EPA record.
Has North Prairie Rwd-System 1&2 had any water quality violations?
The EPA has 1 violation on file for North Prairie Rwd-System 1&2, of which 0 are health-based (a contaminant limit or required treatment was breached) and 1 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.