Water Quality: Hillsdale, MI
4 water systems • 9,000 people served
Multiple Health ViolationsWater Quality Summary
Hillsdale is served by 4 public water systems with a combined service population of 9,000 people, and has 25 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. Hillsdale's violation count is 7% below the national average for Michigan. Contaminants associated with violations include Selenium, TTHM, Total Haloacetic Acids (HAA5).
Contaminants Found
Hair loss, nail brittleness, and nervous system damage at elevated concentrations.
Common source: Natural geological deposits, mining discharges, oil refinery waste
EPA limit: 0.05 mg/L (50 ppb)
Total trihalomethanes are linked to increased risk of bladder cancer and adverse reproductive outcomes.
Common source: Reaction of chlorine disinfectants with naturally occurring organic matter in water
EPA limit: 0.080 mg/L (80 ppb)
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 Hillsdale
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| HILLSDALE | MI0003170 | Groundwater | 8,163 | 12 |
| MICHINDOH CONFERENCE CENTER | MI0004353 | Groundwater | 779 | 0 |
| COUNTRY LIVING ADULT FOSTER CARE | MI0001648 | Groundwater | 56 | 12 |
| WOODS OF LOCHAVEN | MI0007186 | Groundwater | 2 | 1 |
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
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.