Population Served
30.7K
Service Connections
11.9K
Total Violations
83
Health-Based Violations
29
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2025-12-31
015 ppb action level
Copper Level
1600 ppb
Action Level: 1,300 ppb (EPA) · Sampled: 2024-12-31
Copper action level exceeded
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- ALGONQUIN
- ZIP Code
- 60102
- Counties Served
- McHenry
- Cities Served
- ALGONQUIN
- Open Violations
- 0
- State
- Illinois
Violation Summary
83
Total Violations
29
Health-Based
0
Open Now
Most recent violation: 2007-08-16
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Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: IL1110050.SafeWater Home