Water Quality: Hysham, MT

1 water system • 262 people served

Multiple Health Violations
114
Total Violations
19
Health-Based Violations
1
Water Systems
262
Population Served

Water Quality Summary

Hysham is served by 1 public water system with a combined service population of 262 people, and has 114 EPA Safe Drinking Water Act violations on record. Critically, 19 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Hysham's violation count is 9% above the national average for Montana. Contaminants associated with violations include E. coli, Fecal Coliform.

Contaminants Found

E. coli

Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.

Common source: Fecal contamination from humans or animals entering the water supply

EPA limit: Zero (no E. coli permitted in drinking water)

Fecal Coliform

Indicates direct fecal contamination; associated with diarrhea, cramps, nausea, and potential severe illness.

Common source: Human and animal fecal waste

EPA limit: Zero tolerance (any positive triggers violations)

Water Systems Serving Hysham

System Name PWSID Source Population Violations
HYSHAM TOWN OF MT0000428 Surface Water 262 114

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.

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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.

Verify at epa.govSearch ECHO for MT