Water Quality: Lake Zurich, IL
3 water systems • 19,867 people served
No Health ViolationsWater Quality Summary
Lake Zurich is served by 3 public water systems with a combined service population of 19,867 people, and has 25 EPA Safe Drinking Water Act violations on record. None of those violations are health-based — the records reflect missed monitoring or reporting deadlines rather than a contaminant exceeding safe levels. Lake Zurich's violation count is 13% below the national average for Illinois.
Water Systems Serving Lake Zurich
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| LAKE ZURICH | IL0970850 | Groundwater | 19,759 | 8 |
| PROMONTORY POINTE HOMEOWNERS ASSOCIATION | IL0970320 | Groundwater | 78 | 4 |
| DAYSPRING BIBLE COLLEGE | IL0977189 | Groundwater | 30 | 13 |
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 Illinois
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.