Population Served
10.0K
Service Connections
3.1K
Total Violations
24
Health-Based Violations
5
Lead & Copper Data
Lead Level
Caution1.40 ppb
Action Level: 15 ppb (EPA) · Sampled: 2023-09-30
015 ppb action level
Copper Level
2430 ppb
Action Level: 1,300 ppb (EPA) · Sampled: 2007-12-31
Copper action level exceeded
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- Sparta
- ZIP Code
- 54656
- Counties Served
- Monroe
- Cities Served
- SPARTA
- Open Violations
- 0
- State
- Wisconsin
Violation Summary
24
Total Violations
5
Health-Based
0
Open Now
Most recent violation: 2010-08-01
Explore Wisconsin Water Quality
See all water systems, lead data, and violation trends for Wisconsin.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: WI6420297.SafeWater Home