C-M RANCH, LLC
Montana - Non-Transient Non-Community - PWSID: MT0004883
System Information
| PWSID | MT0004883 |
| System Name | C-M RANCH, LLC |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Non-Inventory |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 30, 2015 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | COLUMBUS |
| ZIP Code | 59019 |
| Address | PO BOX 1267 |
| Organization | WALKER, RON |
| Phone | 406-322-1303 |
Population & Service
| Population Served | 40 |
| Service Connections | 10 |
Drinking Water Violations (109)
This water system has 109 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 30, 2019 | - | TT | Yes | No | - | - | - | Resolved | Aug 11, 2020 | - | |
| Aug 30, 2019 | - | TT | Yes | No | - | - | - | Resolved | Aug 11, 2020 | - | |
| Aug 30, 2019 | - | TT | Yes | No | - | - | - | Resolved | Aug 11, 2020 | - | |
| Jun 25, 2019 | - | MR | No | Yes | - | - | - | Resolved | Jul 2, 2019 | - | |
| Jun 25, 2019 | - | MR | No | Yes | - | - | - | Resolved | Jul 2, 2019 | - | |
| Jun 25, 2019 | - | MR | No | Yes | - | - | - | Resolved | Jul 2, 2019 | - | |
| Apr 10, 2019 | - | MR | No | Yes | - | - | - | Resolved | Apr 11, 2019 | - | |
| Apr 10, 2019 | - | MR | No | Yes | - | - | - | Resolved | Apr 11, 2019 | - | |
| Apr 10, 2019 | - | MR | No | Yes | - | - | - | Resolved | Apr 11, 2019 | - | |
| Apr 10, 2019 | - | MR | No | Yes | - | - | - | Resolved | Apr 11, 2019 | - | |
| Apr 10, 2019 | - | MR | No | Yes | - | - | - | Resolved | Apr 11, 2019 | - | |
| Apr 10, 2019 | - | MR | No | Yes | - | - | - | Resolved | Apr 11, 2019 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Sep 30, 2017 | - | |
| Sep 29, 2015 | - | MR | No | No | - | TT | - | Resolved | Aug 11, 2020 | - | |
| Sep 29, 2015 | - | MR | No | No | - | TT | - | Resolved | Aug 11, 2020 | - | |
| Sep 1, 2015 | - | MR | No | Yes | - | - | - | Resolved | Oct 13, 2015 | - | |
| Sep 1, 2015 | - | MR | No | Yes | - | - | - | Resolved | Oct 13, 2015 | - | |
| Sep 1, 2015 | - | MR | No | Yes | - | - | - | Resolved | Oct 13, 2015 | - | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2015 | - | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2015 | - | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2015 | - | |
| Aug 1, 2015 | Aug 31, 2015 | MCL | Yes | No | - | 5% of samples | - | Resolved | Aug 31, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.07 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | - | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.4 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.04 mg/L | - | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Sep 30, 2015 | - |
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.