Population Served
12.3K
Service Connections
4.5K
Total Violations
237
Health-Based Violations
6
Lead & Copper Data
Lead Level
Caution3.30 ppb
Action Level: 15 ppb (EPA) · Sampled: 2023-09-30
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- GRAFTON
- ZIP Code
- 53024
- Counties Served
- Ozaukee
- Cities Served
- GRAFTON
- Open Violations
- 0
- State
- Wisconsin
Violation Summary
237
Total Violations
6
Health-Based
0
Open Now
Most recent violation: 2008-01-01
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: WI2460111.SafeWater Home