COLUMBIA WATER CO
Community Water System · Pennsylvania · COLUMBIA
PWSID: PA7360123
Compliant
Population Served
25.2K
Service Connections
10.6K
Total Violations
199
Health-Based Violations
29
Lead & Copper Data
Lead Level
Safe1.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2025-09-30
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Surface Water
- System Type
- Community Water System
- City
- COLUMBIA
- ZIP Code
- 17512
- Counties Served
- Lancaster
- Cities Served
- Columbia
- Open Violations
- 0
- State
- Pennsylvania
Violation Summary
199
Total Violations
29
Health-Based
0
Open Now
Most recent violation: 2024-04-01
Explore Pennsylvania Water Quality
See all water systems, lead data, and violation trends for Pennsylvania.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: PA7360123.SafeWater Home