CLARK
South Dakota - Community Water System - PWSID: SD4600091
System Information
| PWSID | SD4600091 |
| System Name | CLARK |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | South Dakota |
| City | CLARK |
| ZIP Code | 57225 |
| Address | 120 N COMMERCIAL |
| Organization | CLARK |
| Phone | 6055325665 |
Population & Service
| Population Served | 1,148 |
| Service Connections | 635 |
Drinking Water Violations (20)
This water system has 20 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 1, 2016 | - | TT | Yes | No | - | - | - | Resolved | May 5, 2016 | - | |
| Feb 1, 2016 | - | TT | Yes | No | - | - | - | Resolved | May 5, 2016 | - | |
| Nov 12, 2000 | Dec 11, 2000 | Other | No | No | - | 5% of samples | - | Archived | Dec 11, 2000 | - | |
| Sep 1, 2000 | Sep 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Sep 30, 2000 | - | |
| Sep 1, 2000 | Sep 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Sep 30, 2000 | - | |
| Sep 1, 2000 | Sep 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Sep 30, 2000 | - | |
| Jul 1, 2000 | Jul 21, 2000 | Other | No | Yes | - | - | - | Resolved | Jul 21, 2000 | - | |
| Jul 1, 2000 | Jul 21, 2000 | Other | No | Yes | - | - | - | Resolved | Jul 21, 2000 | - | |
| Jan 1, 1997 | Oct 7, 1997 | MR | No | No | - | TT | - | Resolved | Oct 7, 1997 | - | |
| Jan 1, 1997 | Oct 7, 1997 | MR | No | No | - | TT | - | Resolved | Oct 7, 1997 | - | |
| Jan 1, 1997 | Oct 7, 1997 | MR | No | No | - | TT | - | Resolved | Oct 7, 1997 | - | |
| Jun 1, 1994 | Jun 30, 1994 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1994 | - | |
| Jun 1, 1994 | Jun 30, 1994 | MR | No | No | - | 5% of samples | - | Archived | Jun 30, 1994 | - | |
| Jul 1, 1991 | Jul 31, 1991 | MR | No | Yes | - | 5% of samples | - | Archived | Jul 31, 1991 | - | |
| Jul 1, 1991 | Jul 31, 1991 | MR | No | Yes | - | 5% of samples | - | Archived | Jul 31, 1991 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | 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.