LETCHER
South Dakota — Community Water System — PWSID: SD4600196
System Information
| PWSID | SD4600196 |
| System Name | LETCHER |
| System Type | Community Water System |
| Water Source | Surface 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 | LETCHER |
| ZIP Code | 57359 |
| Address | PO BOX 143 |
| Organization | LETCHER |
| Phone | 6052482242 |
Population & Service
| Population Served | 159 |
| Service Connections | 105 |
Drinking Water Violations (58)
This water system has 58 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, 2017 | — | TT | Yes | No | — | — | — | Resolved | Mar 22, 2017 | — | |
| Feb 1, 2017 | — | TT | Yes | No | — | — | — | Resolved | Mar 22, 2017 | — | |
| Aug 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Aug 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Aug 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Aug 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Mar 15, 2016 | — | Other | No | No | — | — | — | Resolved | Jun 20, 2016 | — | |
| Jul 1, 2015 | Jul 31, 2015 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2015 | — | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2015 | — | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2015 | — | |
| Jul 1, 2015 | Jul 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2015 | — | |
| Jul 1, 2015 | Jul 31, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 2015 | — | |
| Jul 1, 2015 | Jul 31, 2015 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2015 | — | |
| Feb 1, 2015 | Feb 28, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2015 | — | |
| Feb 1, 2015 | Feb 28, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2015 | — | |
| Feb 1, 2015 | Feb 28, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2015 | — | |
| Feb 1, 2015 | Feb 28, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2015 | — | |
| Feb 1, 2014 | — | TT | Yes | No | — | — | — | Resolved | Oct 9, 2014 | — | |
| Feb 1, 2014 | — | TT | Yes | No | — | — | — | Resolved | Oct 9, 2014 | — | |
| Jul 1, 2001 | Jul 31, 2001 | MR | No | Yes | — | 5% of samples | — | Resolved | Jul 31, 2001 | — | |
| Jul 1, 2001 | Jul 31, 2001 | MR | No | Yes | — | 5% of samples | — | Resolved | Jul 31, 2001 | — | |
| Jul 1, 2001 | Jul 31, 2001 | MR | No | Yes | — | 5% of samples | — | Resolved | Jul 31, 2001 | — | |
| Jul 1, 1996 | Jan 7, 1997 | MR | No | No | — | TT | — | Resolved | Jan 7, 1997 | — | |
| Jul 1, 1996 | Jan 7, 1997 | MR | No | No | — | TT | — | Resolved | Jan 7, 1997 | — | |
| Jan 1, 1996 | Jan 7, 1997 | MR | No | No | — | TT | — | Resolved | Jan 7, 1997 | — | |
| Jan 1, 1996 | Jan 7, 1997 | MR | No | No | — | TT | — | Resolved | Jan 7, 1997 | — | |
| Jan 1, 1996 | Jan 7, 1997 | MR | No | No | — | TT | — | Resolved | Jan 7, 1997 | — | |
| Jan 1, 1995 | Dec 28, 1995 | MR | No | No | — | TT | — | Resolved | Dec 28, 1995 | — | |
| Jan 1, 1995 | Dec 28, 1995 | MR | No | No | — | TT | — | Resolved | Dec 28, 1995 | — | |
| Jul 1, 1994 | Dec 28, 1995 | MR | No | No | — | TT | — | Resolved | Dec 28, 1995 | — | |
| Jul 1, 1994 | Dec 28, 1995 | MR | No | No | — | TT | — | Resolved | Dec 28, 1995 | — | |
| Jan 1, 1994 | Dec 28, 1995 | MR | No | No | — | TT | — | Resolved | Dec 28, 1995 | — | |
| Jan 1, 1994 | Dec 28, 1995 | MR | No | No | — | TT | — | Resolved | Dec 28, 1995 | — | |
| Aug 1, 1993 | Aug 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | — | |
| Aug 1, 1993 | Aug 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | — | |
| Aug 1, 1993 | Aug 31, 1993 | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | — | |
| May 5, 1990 | Jun 4, 1990 | Other | No | No | — | — | — | Archived | Jun 4, 1990 | — | |
| Jun 24, 1979 | Jul 23, 1979 | MR | No | No | — | 0.005 mg/L | — | Archived | Jul 23, 1979 | — | |
| Jun 24, 1979 | Jul 23, 1979 | MR | No | No | — | 0.1 mg/L | — | Archived | Jul 23, 1979 | — | |
| Jun 24, 1979 | Jul 23, 1979 | MR | No | No | — | 0.05 mg/L | — | Archived | Jul 23, 1979 | — | |
| Jun 24, 1979 | Jul 23, 1979 | MR | No | No | — | 0.010 mg/L | — | Archived | Jul 23, 1979 | — | |
| Jun 24, 1979 | Jul 23, 1979 | MR | No | No | — | 4.0 mg/L | — | Archived | Jul 23, 1979 | — | |
| Jun 24, 1979 | Jul 23, 1979 | MR | No | No | — | 10 mg/L | — | Archived | Jul 23, 1979 | — | |
| Jun 24, 1979 | Jul 23, 1979 | MR | No | No | — | 0.002 mg/L | — | Archived | Jul 23, 1979 | — | |
| Jun 24, 1979 | Jul 23, 1979 | MR | No | No | — | 2 mg/L | — | Archived | Jul 23, 1979 | — | |
| 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 | — | — | — | — | — | — |
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.