Traill County, North Dakota
5 active water systems in this county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Hatton City of | 777 | Groundwater Purchased | 14 | 0 |
| Hillsboro City of | 1,603 | Groundwater | 5 | 0 |
| East Central Regional Wd-traill | 2,800 | Groundwater | 3 | 0 |
| Mayville City of | 1,858 | Groundwater Purchased | 0 | 0 |
| Portland City of | 606 | Groundwater Purchased | 0 | 0 |