QUARTZ FLAT REST STOP EAST
Montana - Transient Non-Community - PWSID: MT0001944
System Information
| PWSID | MT0001944 |
| System Name | QUARTZ FLAT REST STOP EAST |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 2, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | MISSOULA |
| ZIP Code | 59807 |
| Address | PO BOX 7039 |
| Organization | MITCHELL, CHRIS |
| Phone | 406-649-2768 |
Population & Service
| Population Served | 3,301 |
| Service Connections | 1 |
Drinking Water Violations (52)
This water system has 52 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, 2023 | Dec 31, 2023 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2023 | - | |
| Sep 1, 2022 | Sep 30, 2022 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2022 | - | |
| Sep 1, 2022 | Sep 30, 2022 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2022 | - | |
| Sep 1, 2022 | Sep 30, 2022 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2022 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Jan 1, 2021 | Jan 31, 2021 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2021 | - | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2014 | - | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2014 | - | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2014 | - | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2014 | - | |
| Apr 1, 2014 | Apr 30, 2014 | MCL | Yes | No | - | 5% of samples | - | Resolved | Apr 30, 2014 | - | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Aug 8, 2012 | - | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Aug 8, 2012 | - | |
| Aug 1, 2012 | Aug 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Aug 8, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | - | - | Resolved | Oct 17, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | - | - | Resolved | Oct 17, 2012 | - | |
| Jan 1, 2012 | Dec 31, 2012 | MR | No | Yes | - | - | - | Resolved | Oct 17, 2012 | - | |
| Aug 1, 2011 | Aug 31, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2011 | - | |
| Aug 1, 2011 | Aug 31, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2011 | - | |
| Aug 1, 2011 | Aug 31, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2011 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Jul 1, 2009 | Jul 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2009 | - | |
| Mar 1, 2009 | Mar 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2009 | - | |
| Mar 1, 2009 | Mar 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2009 | - | |
| Mar 1, 2009 | Mar 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2009 | - | |
| Mar 1, 2009 | Mar 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2009 | - | |
| Mar 1, 2009 | Mar 31, 2009 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2009 | - | |
| Jan 1, 2009 | Jan 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2009 | - | |
| Jan 1, 2009 | Jan 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2009 | - | |
| Jan 1, 2009 | Jan 31, 2009 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 2009 | - | |
| Mar 1, 2008 | Mar 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2008 | - | |
| Mar 1, 2008 | Mar 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2008 | - | |
| Mar 1, 2008 | Mar 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2008 | - | |
| Mar 1, 2008 | Mar 31, 2008 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2008 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Nov 1, 2006 | Nov 30, 2006 | MCL | Yes | No | - | 5% of samples | - | Resolved | Nov 30, 2006 | - | |
| Oct 1, 1997 | Oct 31, 1997 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 1997 | - | |
| Oct 1, 1997 | Oct 31, 1997 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 1997 | - | |
| Aug 1, 1997 | Aug 31, 1997 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1997 | - | |
| Aug 1, 1997 | Aug 31, 1997 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 1997 | - |
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.