Warren
Minnesota — Community Water System — PWSID: MN1450012
System Information
| PWSID | MN1450012 |
| System Name | Warren |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 24, 1981 |
| Last Reported | Nov 25, 2025 |
Location & Contact
| State | Minnesota |
| City | Warren |
| ZIP Code | 56762-1510 |
| Address | Warren City Hall |
| Organization | Warren City Council |
| Phone | 2187455343 |
Population & Service
| Population Served | 1,551 |
| Service Connections | 733 |
Drinking Water Violations (36)
This water system has 36 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, 2015 | Feb 28, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2015 | Total Coliform Rule |
| Feb 1, 2015 | Feb 28, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2015 | Total Coliform Rule |
| Feb 1, 2015 | Feb 28, 2015 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2015 | Total Coliform Rule |
| Jan 1, 2015 | Mar 31, 2015 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Mar 9, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2015 | Mar 31, 2015 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Mar 9, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2015 | Mar 31, 2015 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Mar 9, 2015 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2014 | Dec 31, 2014 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Nov 6, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2014 | Dec 31, 2014 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Nov 6, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2014 | Dec 31, 2014 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Nov 6, 2014 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2014 | Oct 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2014 | Total Coliform Rule |
| Oct 1, 2014 | Oct 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2014 | Total Coliform Rule |
| Oct 1, 2014 | Oct 31, 2014 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2014 | Total Coliform Rule |
| Dec 1, 2008 | Dec 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2008 | Total Coliform Rule |
| Dec 1, 2008 | Dec 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2008 | Total Coliform Rule |
| Dec 1, 2008 | Dec 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2008 | Total Coliform Rule |
| Dec 1, 2008 | Dec 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2008 | Total Coliform Rule |
| Oct 1, 2008 | Dec 31, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2008 | Dec 31, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2008 | Dec 31, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2008 | Dec 31, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 31, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2002 | Oct 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 2002 | Total Coliform Rule |
| Jun 1, 2001 | Jun 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | Total Coliform Rule |
| Jun 1, 2001 | Jun 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | Total Coliform Rule |
| Jun 1, 2001 | Jun 30, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2001 | Total Coliform Rule |
| Sep 1, 1998 | Sep 30, 1998 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1998 | Total Coliform Rule |
| Sep 1, 1998 | Sep 30, 1998 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1998 | Total Coliform Rule |
| Sep 1, 1998 | Sep 30, 1998 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1998 | Total Coliform Rule |
| Oct 1, 1992 | Oct 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 1992 | Total Coliform Rule |
| Oct 1, 1992 | Oct 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 1992 | Total Coliform Rule |
| Oct 1, 1992 | Oct 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Oct 31, 1992 | Total Coliform Rule |
| Nov 1, 1991 | Nov 30, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Nov 30, 1991 | Total Coliform Rule |
| Nov 1, 1991 | Nov 30, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Nov 30, 1991 | Total Coliform Rule |
| Aug 1, 1991 | Aug 31, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1991 | Total Coliform Rule |
| Jul 1, 1991 | Jul 31, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1991 | Total Coliform Rule |
| — | — | — | 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.