HYSHAM REST AREA WESTBOUND
Montana - Transient Non-Community - PWSID: MT0002688
System Information
| PWSID | MT0002688 |
| System Name | HYSHAM REST AREA WESTBOUND |
| 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 | Dec 30, 1983 |
| Last Reported | Jun 29, 2026 |
Location & Contact
| State | Montana |
| City | BILLINGS |
| ZIP Code | 59104-0437 |
| Address | PO BOX 20437 |
| Organization | PROKOP, ROB |
| Phone | 406-856-4810 |
Population & Service
| Population Served | 500 |
| Service Connections | 1 |
Drinking Water Violations (34)
This water system has 34 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, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Jan 1, 2021 | Dec 31, 2021 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2021 | - | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | No | - | - | - | Resolved | Aug 31, 2016 | - | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | No | - | - | - | Resolved | Aug 31, 2016 | - | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | No | - | - | - | Resolved | Aug 31, 2016 | - | |
| Aug 1, 2016 | Aug 31, 2016 | MON | No | No | - | - | - | Resolved | Aug 31, 2016 | - | |
| Apr 1, 2014 | Apr 30, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2014 | - | |
| Apr 1, 2014 | Apr 30, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2014 | - | |
| Apr 1, 2014 | Apr 30, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2014 | - | |
| Apr 1, 2014 | Apr 30, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2014 | - | |
| Mar 1, 2014 | Mar 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2014 | - | |
| Mar 1, 2014 | Mar 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2014 | - | |
| Mar 1, 2014 | Mar 31, 2014 | MR | No | No | - | 5% of samples | - | Resolved | Mar 31, 2014 | - | |
| Jul 1, 2013 | - | MR | No | Yes | - | - | - | Resolved | Jan 21, 2014 | - | |
| Jul 1, 2013 | - | MR | No | Yes | - | - | - | Resolved | Jan 21, 2014 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2005 | - | |
| Oct 1, 2005 | Dec 31, 2005 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 2005 | - | |
| Sep 1, 2000 | Sep 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2000 | - | |
| Sep 1, 2000 | Sep 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2000 | - | |
| Sep 1, 2000 | Sep 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2000 | - | |
| Sep 1, 2000 | Sep 30, 2000 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2000 | - | |
| Jan 1, 1998 | Dec 31, 1998 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1998 | - | |
| Jul 1, 1995 | Jul 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 1995 | - | |
| Jul 1, 1995 | Jul 31, 1995 | MCL | Yes | No | - | 5% of samples | - | Resolved | Jul 31, 1995 | - | |
| Jul 1, 1995 | Jul 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 1995 | - | |
| Jan 1, 1995 | Jan 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1995 | - | |
| Jan 1, 1995 | Jan 31, 1995 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1995 | - | |
| Dec 1, 1994 | Dec 31, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Dec 31, 1994 | - | |
| Oct 1, 1994 | Oct 31, 1994 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 1994 | - | |
| Jul 1, 1993 | Jul 31, 1993 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 1993 | - | |
| Jan 1, 1993 | Dec 31, 1993 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 1993 | - |
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.