Population Served
49.4K
Service Connections
17.7K
Total Violations
36
Health-Based Violations
4
Lead & Copper Data
Lead Level
Elevated5.13 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
- Purchased Surface Water
- System Type
- Community Water System
- City
- DOWNERS GROVE
- ZIP Code
- 60515
- Counties Served
- DuPage
- Cities Served
- DOWNERS GROVE
- Open Violations
- 0
- State
- Illinois
Violation Summary
36
Total Violations
4
Health-Based
0
Open Now
Most recent violation: 2017-06-01
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: IL0430300.SafeWater Home