UPPER CALHOUN/SANDY RUN (SC0920002)
South Carolina — Community Water System — PWSID: SC0920002
System Information
| PWSID | SC0920002 |
| System Name | UPPER CALHOUN/SANDY RUN (SC0920002) |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 04 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 11, 1991 |
| Last Reported | Mar 31, 2026 |
Location & Contact
| State | South Carolina |
| City | GASTON |
| ZIP Code | 29053 |
| Address | CALHOUN COUNTY |
| Organization | WEEKS, STEFANIE |
| Phone | 803-739-1711 |
Population & Service
| Population Served | 1,247 |
| Service Connections | 611 |
Drinking Water Violations (34)
This water system has 34 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2025 | — | MR | No | No | — | — | — | Resolved | Aug 12, 2025 | — | |
| Aug 1, 2025 | — | MR | No | No | — | — | — | Resolved | Aug 12, 2025 | — | |
| Aug 1, 2025 | — | MR | No | No | — | — | — | Resolved | Aug 12, 2025 | — | |
| Jan 1, 2013 | — | MR | No | No | — | TT | — | Resolved | Sep 5, 2016 | — | |
| Jan 1, 2013 | — | MR | No | No | — | TT | — | Resolved | Sep 5, 2016 | — | |
| Jan 1, 2013 | — | MR | No | No | — | TT | — | Resolved | Sep 5, 2016 | — | |
| Sep 1, 2012 | Sep 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Sep 1, 2012 | Sep 30, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2012 | — | |
| Jul 2, 2010 | — | MR | No | No | — | — | — | Resolved | Feb 9, 2011 | — | |
| Oct 1, 2008 | — | MR | No | No | — | TT | — | Resolved | Apr 23, 2010 | — | |
| Jul 1, 1995 | Jul 31, 1995 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1995 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.6 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.002 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.00005 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.7 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.075 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 1 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.007 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Mar 31, 1991 | — | |
| Jan 1, 1991 | Mar 31, 1991 | MR | No | Yes | — | 0.0002 mg/L | — | Archived | Mar 31, 1991 | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.