HARDIN CITY OF
Montana - Community Water System - PWSID: MT0000235
System Information
| PWSID | MT0000235 |
| System Name | HARDIN CITY OF |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | HARDIN |
| ZIP Code | 59034 |
| Address | 406 N CHEYENNE |
| Organization | HURFF JR, MICHAEL D |
| Phone | 406-665-9260 |
Population & Service
| Population Served | 3,500 |
| Service Connections | 1,307 |
Drinking Water Violations (63)
This water system has 63 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, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Apr 1, 2025 | Jun 30, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2025 | - | |
| Sep 1, 2020 | Aug 31, 2021 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2021 | - | |
| Sep 1, 2020 | Aug 31, 2021 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2021 | - | |
| Sep 1, 2020 | Aug 31, 2021 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2021 | - | |
| Sep 1, 2020 | Aug 31, 2021 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2021 | - | |
| Sep 1, 2020 | Aug 31, 2021 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Aug 31, 2021 | - | |
| Sep 1, 2020 | Aug 31, 2021 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Aug 31, 2021 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Jan 27, 2014 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Jan 27, 2014 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Jul 18, 2013 | - | |
| Jul 1, 2013 | - | Other | No | No | - | - | - | Resolved | Jul 18, 2013 | - | |
| Jul 1, 2012 | - | Other | No | No | - | - | - | Resolved | Aug 20, 2012 | - | |
| Jul 1, 2012 | - | Other | No | No | - | - | - | Resolved | Aug 20, 2012 | - | |
| Jul 1, 2012 | - | Other | No | No | - | - | - | Resolved | Aug 20, 2012 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Jul 27, 2010 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Jul 27, 2010 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Jul 27, 2010 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Oct 23, 2008 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Oct 23, 2008 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Oct 23, 2008 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jul 1, 2004 | Sep 30, 2004 | MR | No | Yes | - | TT | - | Resolved | Sep 30, 2004 | - | |
| Jan 1, 2002 | Dec 31, 2010 | MR | No | Yes | - | 7 MFL | - | Archived | Dec 31, 2010 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2000 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2000 | - | |
| Jan 1, 2000 | Dec 31, 2000 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Dec 31, 2000 | - | |
| Dec 1, 1996 | Dec 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 1996 | - | |
| Jan 1, 1996 | Jan 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1996 | - | |
| Apr 1, 1995 | Apr 30, 1995 | TT | Yes | No | - | - | - | Resolved | Apr 30, 1995 | - | |
| Feb 1, 1995 | Feb 28, 1995 | TT | Yes | No | - | - | - | Resolved | Feb 28, 1995 | - | |
| Dec 1, 1994 | Dec 31, 1994 | TT | Yes | No | - | - | - | Resolved | Dec 31, 1994 | - | |
| Oct 1, 1994 | Oct 31, 1994 | TT | Yes | No | - | - | - | Resolved | Oct 31, 1994 | - | |
| Aug 1, 1994 | Aug 31, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1994 | - |
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.