Water Quality: St Ignatius, MT
2 water systems • 765 people served
Some ConcernsWater Quality Summary
St Ignatius is served by 2 public water systems with a combined service population of 765 people, and has 67 EPA Safe Drinking Water Act violations on record. Critically, 3 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. St Ignatius's violation count is 36% below the national average for Montana. Contaminants associated with violations include Chlorine Dioxide.
Contaminants Found
Can cause anemia in infants and young children; may cause nervous system effects at high levels.
Common source: Water treatment disinfectant used to control taste, odor, and microorganisms
EPA limit: 0.8 mg/L
Water Systems Serving St Ignatius
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| ST IGNATIUS TOWN OF | MT0001740 | Groundwater | 700 | 55 |
| CHRISTIAN CHILDRENS RANCH | MT0003720 | Groundwater | 65 | 12 |
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.