Columbia City of (sc4010001)
PWSID: SC4010001
System Details
| Population Served | 319,500 |
| Service Connections | 153,420 |
| Water Source | Surface Water |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Columbia |
| Zip Code | 29201 |
Areas Served
- Columbia, Richland County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0070 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0050 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0038 mg/L | 0.015 mg/L | Below Action Level |
Violation History (5 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2024-12-01 | Yes | Acknowledged |
| | 2024-12-01 | Yes | Acknowledged |
| | 2021-04-01 | Yes | Returned to Compliance |
| | 2017-08-01 | | Returned to Compliance |
| | 2015-11-01 | Yes | Returned to Compliance |