Population Served
19.8K
Service Connections
6.9K
Total Violations
260
Health-Based Violations
236
Lead & Copper Data
Lead Level
Elevated10.20 ppb
Action Level: 15 ppb (EPA) · Sampled: 2025-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- LAKE ZURICH
- ZIP Code
- 60047
- Counties Served
- Lake
- Cities Served
- LAKE ZURICH
- Open Violations
- 0
- State
- Illinois
Violation Summary
260
Total Violations
236
Health-Based
0
Open Now
Most recent violation: 2023-10-01
Explore Illinois Water Quality
See all water systems, lead data, and violation trends for Illinois.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: IL0970850.SafeWater Home