Water Quality: Manhattan, MT
7 water systems • 2,388 people served
Some ConcernsWater Quality Summary
Manhattan is served by 7 public water systems with a combined service population of 2,388 people, and has 110 EPA Safe Drinking Water Act violations on record. Critically, 2 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Manhattan's violation count is 5% above the national average for Montana. Contaminants associated with violations include Nitrate-Nitrite.
Contaminants Found
Causes methemoglobinemia in infants and may pose cancer risks with long-term exposure.
Common source: Fertilizer runoff, septic systems, animal feedlots, natural deposits
EPA limit: 10 mg/L (as nitrogen)
Water Systems Serving Manhattan
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| MANHATTAN TOWN OF | MT0000285 | Groundwater | 1,800 | 27 |
| CHURCHILL NORTH SUBDIVISION | MT0004431 | Groundwater | 155 | 27 |
| MANHATTAN CAMPER COURT | MT0001821 | Groundwater | 105 | 15 |
| RIDERS TRAILER COURT | MT0001376 | Groundwater | 100 | 10 |
| GODFREY CANYON ESTATES | MT0002398 | Groundwater | 100 | 25 |
| SETTLEMENT THE | MT0004363 | Groundwater | 100 | 3 |
| DYKSTERHOUSE WELL USERS ASSOC | MT0004598 | Groundwater | 28 | 3 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Montana
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.