CUSTER DOC
South Dakota — Community Water System — PWSID: SD4600384
System Information
| PWSID | SD4600384 |
| System Name | CUSTER DOC |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Inactive |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | South Dakota |
| City | CUSTER |
| ZIP Code | 57730 |
| Address | 12279 BRADY DRIVE |
| Organization | CUSTER DOC |
| Phone | 6056733003 |
Population & Service
| Population Served | 25 |
| Service Connections | 30 |
Drinking Water Violations (28)
This water system has 28 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, 2018 | Aug 31, 2018 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2018 | — | |
| Aug 1, 2018 | Aug 31, 2018 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2018 | — | |
| Aug 1, 2018 | Aug 31, 2018 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2018 | — | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2008 | — | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2008 | — | |
| Jul 1, 2007 | — | Other | No | No | — | — | — | Resolved | Aug 1, 2007 | — | |
| Jul 1, 2007 | — | Other | No | No | — | — | — | Resolved | Aug 1, 2007 | — | |
| Jan 1, 1995 | Dec 31, 1995 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1995 | — | |
| Jan 1, 1995 | Dec 31, 1995 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1995 | — | |
| Jan 1, 1995 | Dec 31, 1995 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1995 | — | |
| Sep 10, 1993 | Oct 9, 1993 | Other | No | No | — | — | — | Archived | Oct 9, 1993 | — | |
| Jun 1, 1993 | Jun 30, 1993 | MR | No | Yes | — | 5% of samples | — | Archived | Jun 30, 1993 | — | |
| Jun 1, 1993 | Jun 30, 1993 | MR | No | Yes | — | 5% of samples | — | Archived | Jun 30, 1993 | — | |
| Mar 6, 1990 | Mar 5, 1994 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Mar 5, 1994 | — | |
| Mar 6, 1990 | Mar 5, 1994 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 5, 1994 | — | |
| Mar 6, 1990 | Mar 5, 1994 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Mar 5, 1994 | — | |
| Mar 6, 1990 | Mar 5, 1994 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Mar 5, 1994 | — | |
| Jul 1, 1976 | Jun 30, 1980 | MR | No | No | — | 15 pCi/L | — | Archived | Jun 30, 1980 | — | |
| Jul 1, 1976 | Jun 30, 1980 | MR | No | No | — | 5 pCi/L | — | Archived | Jun 30, 1980 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | 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.