Population Served
11.8K
Service Connections
4.4K
Total Violations
107
Health-Based Violations
7
Lead & Copper Data
Lead Level
Elevated7.60 ppb
Action Level: 15 ppb (EPA) · Sampled: 2023-09-30
015 ppb action level
Copper Level
1800 ppb
Action Level: 1,300 ppb (EPA) · Sampled: 1995-06-30
Copper action level exceeded
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- CEDARBURG
- ZIP Code
- 53012-0767
- Counties Served
- Ozaukee
- Cities Served
- CEDARBURG
- Open Violations
- 0
- State
- Wisconsin
Violation Summary
107
Total Violations
7
Health-Based
0
Open Now
Most recent violation: 2010-07-01
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: WI2460108.SafeWater Home