LOLO WATER AND SEWER DIST
Montana - Community Water System - PWSID: MT0000278
System Information
| PWSID | MT0000278 |
| System Name | LOLO WATER AND SEWER DIST |
| System Type | Community Water System |
| Water Source | Ground 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 | LOLO |
| ZIP Code | 59847 |
| Address | PO BOX 476 |
| Organization | NEESE, JASEN J |
| Phone | 406-544-1458 |
Population & Service
| Population Served | 3,315 |
| Service Connections | 1,243 |
Drinking Water Violations (92)
This water system has 92 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Aug 1, 2022 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Aug 1, 2022 | - | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2018 | - | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2018 | - | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2018 | - | |
| Jan 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2018 | - | |
| Oct 1, 2016 | - | Other | No | No | - | - | - | Resolved | Oct 26, 2016 | - | |
| Oct 1, 2016 | - | Other | No | No | - | - | - | Resolved | Oct 26, 2016 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 7, 2014 | - | |
| Jan 1, 2014 | - | MR | No | No | - | TT | - | Resolved | Feb 7, 2014 | - | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2013 | - | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2013 | - | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2013 | - | |
| Nov 1, 2013 | Nov 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Sep 1, 2013 | Sep 30, 2013 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 7 MFL | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 7 MFL | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 7 MFL | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | - | 7 MFL | - | Resolved | Dec 31, 2013 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Jul 28, 2010 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Jul 28, 2010 | - | |
| Jul 1, 2010 | - | Other | No | No | - | - | - | Resolved | Jul 28, 2010 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| Jun 1, 2008 | Jun 30, 2008 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jun 30, 2008 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Dec 31, 2010 | - | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | - | 0.010 mg/L | - | Archived | Dec 31, 2010 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Nov 1, 2005 | Nov 30, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2005 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Aug 17, 2005 | - | |
| Jul 1, 2005 | - | Other | No | No | - | - | - | Resolved | Aug 17, 2005 | - | |
| Oct 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Aug 2, 2007 | - | |
| Oct 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Aug 2, 2007 | - | |
| Oct 1, 2004 | - | MR | No | No | - | TT | - | Resolved | Aug 2, 2007 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - | |
| Jan 1, 2003 | Jan 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2003 | - |
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.