Johnston, South Carolina Water Violations
5 water systems serve Johnston, South Carolina, providing drinking water to an estimated 291 people. These systems have 2 health-based violations on record, meaning contaminant levels exceeded EPA maximum contaminant levels (MCLs) or required treatment standards were not met.
Select a water system below to see its full violation history, lead and copper testing results, and compliance status.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| J W Yonce 606 (Sc1971004) | 85 | Groundwater | 2 | 1 |
| J W Yonce 404 (Sc1971002) | 60 | Groundwater | 1 | 1 |
| Long Cane MHP (Sc1960002) | 48 | Groundwater | 6 | 0 |
| Three Star Vineyards (Sc1974001) | 26 | Groundwater | 1 | 0 |
| J W Yonce 101 (Sc1971000) | 72 | Groundwater | 0 | 0 |