Washoe Tribe Carson Colony
Nevada — Community Water System — PWSID: 093200161
System Information
| PWSID | 093200161 |
| System Name | Washoe Tribe Carson Colony |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 2, 1984 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Nevada |
| City | Gardnerville |
| ZIP Code | 89410 |
| Address | 919 Highway 395 South |
| Organization | Washoe Tribal Council |
| Phone | 7752658600 |
Population & Service
| Population Served | 450 |
| Service Connections | 93 |
Drinking Water Violations (203)
This water system has 203 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2023 | Jun 30, 2023 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2023 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2022 | MR | No | Yes | — | 0.00000003 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Dec 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Jan 10, 2020 | — | |
| Jul 27, 2017 | — | TT | Yes | No | — | — | — | Resolved | Mar 7, 2019 | — | |
| Jan 1, 2017 | Jun 30, 2017 | MR | No | No | — | TT | — | Resolved | Jun 8, 2017 | — | |
| Jul 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Jun 8, 2017 | — | |
| Jul 1, 2016 | Dec 31, 2016 | MR | No | No | — | TT | — | Resolved | Dec 31, 2016 | — | |
| Apr 1, 2016 | — | Other | No | No | — | — | — | Resolved | Jun 20, 2018 | — | |
| Oct 1, 2013 | — | MR | No | Yes | — | — | — | Resolved | Jun 20, 2018 | — | |
| Apr 1, 2013 | Jun 30, 2013 | MCL | Yes | No | 13 MG/L | 10 mg/L | — | Resolved | Jun 30, 2013 | — | |
| Mar 1, 2013 | Mar 31, 2013 | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2013 | — | |
| Jan 1, 2013 | Mar 31, 2013 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2013 | — | |
| Jul 1, 2012 | — | Other | No | No | — | — | — | Resolved | Jun 28, 2013 | — | |
| Jul 1, 2012 | Sep 30, 2012 | MR | No | Yes | — | 10 mg/L | — | Resolved | Sep 30, 2012 | — | |
| Apr 1, 2012 | Jun 30, 2012 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2012 | — | |
| Jan 1, 2012 | Mar 31, 2012 | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2012 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.0004 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.00005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.02 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2013 | — |
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.