MISSOULA COUNTY PUBLIC WATER DEPT
Montana - Non-Transient Non-Community - PWSID: MT0004479
System Information
| PWSID | MT0004479 |
| System Name | MISSOULA COUNTY PUBLIC WATER DEPT |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 21, 2006 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | MISSOULA |
| ZIP Code | 59808 |
| Address | 6089 TRAINING DR |
| Organization | OCONNOR, BRENT |
| Phone | 406-258-4832 |
Population & Service
| Population Served | 38 |
| Service Connections | 5 |
Drinking Water Violations (8)
This water system has 8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2016 | Mar 31, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2016 | - | |
| Mar 1, 2016 | Mar 31, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2016 | - | |
| Mar 1, 2016 | Mar 31, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2016 | - | |
| Mar 1, 2016 | Mar 31, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2016 | - | |
| Mar 1, 2016 | Mar 31, 2016 | MCL | Yes | No | - | 5% of samples | - | Resolved | Mar 31, 2016 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Jul 26, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Jul 26, 2007 | - | |
| Jan 1, 2007 | - | MR | No | No | - | TT | - | Resolved | Jul 26, 2007 | - |
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.