ST JOHN'S WATER (SC1020002)
South Carolina — Community Water System — PWSID: SC1020002
System Information
| PWSID | SC1020002 |
| System Name | ST JOHN'S WATER (SC1020002) |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 04 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 11, 1980 |
| Last Reported | Dec 4, 2025 |
Location & Contact
| State | South Carolina |
| City | JOHNS ISLAND |
| ZIP Code | 29457 |
| Address | PO BOX 629 |
| Organization | ROBICHAUX, AVA |
| Phone | 843-559-0331 |
Population & Service
| Population Served | 22,592 |
| Service Connections | 9,724 |
Drinking Water Violations (10)
This water system has 10 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2015 | Sep 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | Total Coliform Rule |
| Sep 1, 2015 | Sep 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | Total Coliform Rule |
| Sep 1, 2015 | Sep 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | Total Coliform Rule |
| Sep 1, 2015 | Sep 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | Total Coliform Rule |
| Sep 1, 2015 | Sep 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | Total Coliform Rule |
| Sep 1, 2015 | Sep 30, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | Total Coliform Rule |
| Jan 1, 1993 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 10, 1994 | Lead and Copper Rule |
| Feb 1, 1992 | Feb 29, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Feb 29, 1992 | Total Coliform Rule |
| Nov 1, 1991 | Nov 30, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Nov 30, 1991 | Total Coliform Rule |
| Aug 1, 1991 | Aug 31, 1991 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Aug 31, 1991 | Total Coliform Rule |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.