NEMO GUEST RANCH
South Dakota - Transient Non-Community - PWSID: SD4600535
System Information
| PWSID | SD4600535 |
| System Name | NEMO GUEST RANCH |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 4, 1980 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | South Dakota |
| City | NEMO |
| ZIP Code | 57759 |
| Address | PO BOX 104 |
| Organization | NEMO GUEST RANCH |
| Phone | - |
Population & Service
| Population Served | 65 |
| Service Connections | 58 |
Drinking Water Violations (169)
This water system has 169 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2019 | Mar 31, 2019 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2019 | - | |
| Mar 1, 2019 | Mar 31, 2019 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2019 | - | |
| Jun 1, 2016 | - | Other | No | No | - | - | - | Resolved | Jul 14, 2016 | - | |
| Jun 1, 2016 | - | TT | Yes | No | - | - | - | Resolved | Jul 13, 2016 | - | |
| Jun 1, 2016 | - | TT | Yes | No | - | - | - | Resolved | Jul 13, 2016 | - | |
| Jun 1, 2016 | - | Other | No | No | - | - | - | Resolved | Jul 14, 2016 | - | |
| Nov 3, 2006 | - | Other | No | No | - | - | - | Resolved | Dec 31, 2010 | - | |
| Sep 5, 2005 | - | Other | No | No | - | - | - | Resolved | Dec 31, 2010 | - | |
| Jul 1, 2005 | Sep 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2005 | - | |
| Jul 1, 2005 | Sep 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2005 | - | |
| Jul 1, 2005 | Sep 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2005 | - | |
| Aug 1, 2004 | Aug 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2004 | - | |
| Aug 1, 2004 | Aug 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2004 | - | |
| Aug 1, 2004 | Aug 31, 2004 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2004 | - | |
| Jul 17, 2002 | Jul 17, 2007 | Other | No | No | - | - | - | Resolved | Jul 17, 2007 | - | |
| Jul 17, 2002 | Jul 17, 2007 | Other | No | No | - | - | - | Resolved | Jul 17, 2007 | - | |
| May 5, 2002 | - | Other | No | No | - | - | - | Resolved | Dec 31, 2010 | - | |
| Mar 1, 2002 | Mar 31, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2002 | - | |
| Mar 1, 2002 | Mar 31, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2002 | - | |
| Mar 1, 2002 | Mar 31, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2002 | - | |
| Feb 12, 2002 | - | Other | No | No | - | - | - | Resolved | Dec 31, 2010 | - | |
| Dec 1, 2001 | Dec 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2001 | - | |
| Dec 1, 2001 | Dec 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2001 | - | |
| Dec 1, 2001 | Dec 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2001 | - | |
| Oct 14, 2000 | Nov 13, 2000 | Other | No | No | - | 5% of samples | - | Archived | Nov 13, 2000 | - | |
| Aug 1, 2000 | Aug 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Aug 31, 2000 | - | |
| Aug 1, 2000 | Aug 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Aug 31, 2000 | - | |
| Aug 1, 2000 | Aug 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Aug 31, 2000 | - | |
| Jul 16, 2000 | Aug 15, 2000 | Other | No | No | - | 5% of samples | - | Archived | Aug 15, 2000 | - | |
| Jun 14, 2000 | Jul 13, 2000 | Other | No | No | - | 5% of samples | - | Archived | Jul 13, 2000 | - | |
| Jun 13, 2000 | Jul 12, 2000 | Other | No | No | - | 5% of samples | - | Archived | Jul 12, 2000 | - | |
| May 16, 2000 | Jun 15, 2000 | Other | No | No | - | 5% of samples | - | Archived | Jun 15, 2000 | - | |
| May 1, 2000 | May 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | May 31, 2000 | - | |
| May 1, 2000 | May 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | May 31, 2000 | - | |
| May 1, 2000 | May 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | May 31, 2000 | - | |
| Apr 10, 2000 | May 9, 2000 | Other | No | No | - | 5% of samples | - | Archived | May 9, 2000 | - | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Apr 30, 2000 | - | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Apr 30, 2000 | - | |
| Apr 1, 2000 | Apr 30, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Apr 30, 2000 | - | |
| Mar 1, 2000 | Mar 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Mar 31, 2000 | - | |
| Mar 1, 2000 | Mar 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Mar 31, 2000 | - | |
| Mar 1, 2000 | Mar 31, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Mar 31, 2000 | - | |
| Feb 13, 2000 | Mar 12, 2000 | Other | No | No | - | 5% of samples | - | Archived | Mar 12, 2000 | - | |
| Feb 1, 2000 | Feb 29, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Feb 29, 2000 | - | |
| Feb 1, 2000 | Feb 29, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Feb 29, 2000 | - | |
| Feb 1, 2000 | Feb 29, 2000 | MR | No | Yes | - | 5% of samples | - | Resolved | Feb 29, 2000 | - | |
| Jan 17, 2000 | Feb 16, 2000 | Other | No | No | - | 5% of samples | - | Archived | Feb 16, 2000 | - | |
| Dec 13, 1999 | Jan 12, 2000 | Other | No | No | - | 5% of samples | - | Archived | Jan 12, 2000 | - | |
| Dec 1, 1999 | Dec 31, 1999 | MR | No | Yes | - | 5% of samples | - | Resolved | Dec 31, 1999 | - | |
| Dec 1, 1999 | Dec 31, 1999 | MR | No | Yes | - | 5% of samples | - | Resolved | Dec 31, 1999 | - |
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.