Grand Marais
Minnesota — Community Water System — PWSID: MN1160001
System Information
| PWSID | MN1160001 |
| System Name | Grand Marais |
| System Type | Community Water System |
| Water Source | Surface 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 | Grand Marais |
| ZIP Code | 55604 |
| Address | Grand Marais City Hall |
| Organization | Grand Marais City Council |
| Phone | 2183871848 |
Population & Service
| Population Served | 1,344 |
| Service Connections | 760 |
Drinking Water Violations (18)
This water system has 18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2023 | Sep 30, 2023 | Interim Enhanced Surface Water Treatment Rule | MR | No | Yes | — | — | — | Archived | Sep 30, 2023 | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Sep 1, 2023 | Sep 30, 2023 | Interim Enhanced Surface Water Treatment Rule | MR | No | Yes | — | — | — | Archived | Sep 30, 2023 | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Aug 1, 2023 | Aug 31, 2023 | Interim Enhanced Surface Water Treatment Rule | MR | No | Yes | — | — | — | Archived | Aug 31, 2023 | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Aug 1, 2023 | Aug 31, 2023 | Interim Enhanced Surface Water Treatment Rule | MR | No | Yes | — | — | — | Archived | Aug 31, 2023 | Interim and Long Term 1 Enhanced Surface Water Treatment Rule |
| Oct 1, 2012 | Dec 31, 2012 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 4, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2012 | Dec 31, 2012 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 4, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2012 | Dec 31, 2012 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 4, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2012 | Dec 31, 2012 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Dec 4, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jun 1, 2008 | Jun 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2008 | Total Coliform Rule |
| Jun 1, 2008 | Jun 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2008 | Total Coliform Rule |
| Jun 1, 2008 | Jun 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2008 | Total Coliform Rule |
| Jun 1, 2008 | Jun 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2008 | Total Coliform Rule |
| Jun 1, 2008 | Jun 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2008 | Total Coliform Rule |
| Apr 1, 2008 | Jun 30, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Jun 30, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2008 | Jun 30, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Jun 30, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2008 | Jun 30, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Jun 30, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2008 | Jun 30, 2008 | Chlorine | MR | No | No | — | 4.0 mg/L | — | Resolved | Jun 30, 2008 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| — | — | — | 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.