Population Served
38.2K
Service Connections
12.9K
Total Violations
285
Health-Based Violations
169
Lead & Copper Data
Lead Level
Caution1.25 ppb
Action Level: 15 ppb (EPA) · Sampled: 2023-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- OSWEGO
- ZIP Code
- 60543
- Counties Served
- Kendall
- Cities Served
- OSWEGO
- Open Violations
- 0
- State
- Illinois
Violation Summary
285
Total Violations
169
Health-Based
0
Open Now
Most recent violation: 2024-09-01
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: IL0930150.SafeWater Home