Population Served
17.0K
Service Connections
6.8K
Total Violations
24
Health-Based Violations
16
Lead & Copper Data
Lead Level
Safe0.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2025-12-31
015 ppb action level
Copper Level
1690 ppb
Action Level: 1,300 ppb (EPA) · Sampled: 2021-12-31
Copper action level exceeded
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- TROY
- ZIP Code
- 62294
- Counties Served
- Madison
- Cities Served
- TROY
- Open Violations
- 0
- State
- Illinois
Violation Summary
24
Total Violations
16
Health-Based
0
Open Now
Most recent violation: 2014-01-01
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: IL1191000.SafeWater Home