Population Served
12.7K
Service Connections
4.7K
Total Violations
366
Health-Based Violations
0
Lead & Copper Data
Lead Level
Elevated8.10 ppb
Action Level: 15 ppb (EPA) · Sampled: 2023-09-30
015 ppb action level
Copper Level
1500 ppb
Action Level: 1,300 ppb (EPA) · Sampled: 1992-12-31
Copper action level exceeded
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- BARABOO
- ZIP Code
- 53913
- Counties Served
- Sauk
- Cities Served
- BARABOO
- Open Violations
- 0
- State
- Wisconsin
Violation Summary
366
Total Violations
0
Health-Based
0
Open Now
Most recent violation: 2020-01-01
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: WI1570085.SafeWater Home