Water Quality: Thompsonville, MI

2 water systems • 1,138 people served

Multiple Health Violations
48
Total Violations
7
Health-Based Violations
2
Water Systems
1,138
Population Served

Water Quality Summary

Thompsonville is served by 2 public water systems with a combined service population of 1,138 people, and has 48 EPA Safe Drinking Water Act violations on record. Critically, 7 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Thompsonville's violation count is 78% above the national average for Michigan. Contaminants associated with violations include Total Haloacetic Acids (HAA5).

Contaminants Found

Total Haloacetic Acids (HAA5)

Haloacetic acids are associated with increased cancer risk and potential reproductive and developmental effects.

Common source: Reaction of chlorine disinfectants with organic matter in treated water

EPA limit: 0.060 mg/L (60 ppb)

Water Systems Serving Thompsonville

System Name PWSID Source Population Violations
CRYSTAL MOUNTAIN RESORT & SPA MI0001716 Groundwater 700 31
THOMPSONVILLE, VILLAGE OF MI0006590 Groundwater 438 17

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 Michigan

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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 MI