Population Served
40.4K
Service Connections
15.8K
Total Violations
9
Health-Based Violations
8
Lead & Copper Data
Lead Level
Safe0.80 ppb
Action Level: 15 ppb (EPA) · Sampled: 2025-06-30
015 ppb action level
Copper Level
637000 ppb
Action Level: 1,300 ppb (EPA) · Sampled: 2005-09-30
Copper action level exceeded
System Details
- Water Source
- Groundwater
- System Type
- Community Water System
- City
- LANCASTER
- ZIP Code
- 43130
- Counties Served
- Fairfield
- Cities Served
- Lancaster
- Open Violations
- 0
- State
- Ohio
Violation Summary
9
Total Violations
8
Health-Based
0
Open Now
Most recent violation: 2018-11-14
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Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: OH2301012.SafeWater Home