Population Served
241.9K
Service Connections
26.1K
Total Violations
119
Health-Based Violations
68
Lead & Copper Data
Lead Level
Caution2.30 ppb
Action Level: 15 ppb (EPA) · Sampled: 2023-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Surface Water
- System Type
- Community Water System
- City
- ANN ARBOR
- ZIP Code
- 48103
- Counties Served
- Washtenaw
- Cities Served
- ANN ARBOR
- Open Violations
- 0
- State
- Michigan
Violation Summary
119
Total Violations
68
Health-Based
0
Open Now
Most recent violation: 2016-11-01
Explore Michigan Water Quality
See all water systems, lead data, and violation trends for Michigan.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: MI0000220.SafeWater Home