SWLO AND MAIN OFFICE
Montana - Non-Transient Non-Community - PWSID: MT0003624
System Information
| PWSID | MT0003624 |
| System Name | SWLO AND MAIN OFFICE |
| System Type | Non-Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | State |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 30, 1992 |
| Last Reported | Jun 29, 2026 |
Location & Contact
| State | Montana |
| City | MISSOULA |
| ZIP Code | 59804 |
| Address | 2705 SPURGIN ROAD |
| Organization | GRAGG, KENNETH J |
| Phone | 406-542-4320 |
Population & Service
| Population Served | 75 |
| Service Connections | 2 |
Drinking Water Violations (534)
This water system has 534 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, 2025 | Dec 31, 2025 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2025 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2024 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2024 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | - | - | - | Resolved | Nov 30, 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 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 2 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 2 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.05 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.006 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.004 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.5 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.2 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 2 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | - | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 0.002 mg/L | - | Resolved | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 31, 2025 | - |
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.