WINNEMUCCA CITY OF
Nevada — Community Water System — PWSID: NV0000248
System Information
| PWSID | NV0000248 |
| System Name | WINNEMUCCA CITY OF |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 24, 1979 |
| Last Reported | Dec 19, 2025 |
Location & Contact
| State | Nevada |
| City | WINNEMUCCA |
| ZIP Code | 89445 |
| Address | 90 W 4TH ST |
| Organization | HEISER, ALICIA |
| Phone | 775-623-6334 |
Population & Service
| Population Served | 8,518 |
| Service Connections | 3,934 |
Drinking Water Violations (210)
This water system has 210 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2024 | Jul 31, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jul 31, 2024 | Nitrate Rule |
| Jul 1, 2024 | Jul 31, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jul 31, 2024 | Nitrate Rule |
| Jul 1, 2024 | Jul 31, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jul 31, 2024 | Nitrate Rule |
| Jun 1, 2024 | Jun 30, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2024 | Nitrate Rule |
| Jun 1, 2024 | Jun 30, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2024 | Nitrate Rule |
| Jun 1, 2024 | Jun 30, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2024 | Nitrate Rule |
| May 1, 2024 | May 31, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | May 31, 2024 | Nitrate Rule |
| May 1, 2024 | May 31, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | May 31, 2024 | Nitrate Rule |
| May 1, 2024 | May 31, 2024 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | May 31, 2024 | Nitrate Rule |
| May 1, 2013 | May 31, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2013 | Total Coliform Rule |
| May 1, 2013 | May 31, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2013 | Total Coliform Rule |
| May 1, 2013 | May 31, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2013 | Total Coliform Rule |
| May 1, 2013 | May 31, 2013 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | May 31, 2013 | Total Coliform Rule |
| Oct 1, 2010 | Dec 31, 2010 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2010 | Dec 31, 2010 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2010 | Dec 31, 2010 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Aug 1, 2010 | Aug 31, 2010 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | Total Coliform Rule |
| Aug 1, 2010 | Aug 31, 2010 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | Total Coliform Rule |
| Aug 1, 2010 | Aug 31, 2010 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | Total Coliform Rule |
| Aug 1, 2010 | Aug 31, 2010 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | Total Coliform Rule |
| Jul 1, 2010 | Sep 30, 2010 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Sep 30, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2010 | Sep 30, 2010 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Sep 30, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2010 | Sep 30, 2010 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Sep 30, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2008 | Dec 31, 2010 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2010 | Nitrate Rule |
| Jan 1, 2008 | Dec 31, 2010 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2010 | Nitrate Rule |
| Jan 1, 2008 | Dec 31, 2010 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2010 | Nitrate Rule |
| Apr 1, 2004 | Jun 30, 2004 | Carbon tetrachloride | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | 1,2-Dichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | 1,1-Dichloroethylene | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | 1,2-Dichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | Carbon tetrachloride | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | 1,1,2-Trichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | 1,1,2-Trichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | Carbon tetrachloride | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | 1,2-Dichloropropane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | p-Dichlorobenzene | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2004 | Nitrate Rule |
| Apr 1, 2004 | Jun 30, 2004 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2004 | Nitrate Rule |
| Apr 1, 2004 | Jun 30, 2004 | 1,1-Dichloroethylene | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | 1,2-Dichloropropane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | Toluene | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | Trichloroethylene | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | 1,2-Dichloropropane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | 1,2-Dichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | Trichloroethylene | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | 1,2-Dichloropropane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | Carbon tetrachloride | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | Trichloroethylene | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | Toluene | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
| Apr 1, 2004 | Jun 30, 2004 | Trichloroethylene | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 2004 | Volatile Organic Chemicals |
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.