SUNSET COLONY UNAPPROVED
Montana — Community Water System — PWSID: MT0005111
System Information
| PWSID | MT0005111 |
| System Name | SUNSET COLONY UNAPPROVED |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 18, 2025 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | ROUNDUP |
| ZIP Code | 59072 |
| Address | 240 N COLONY RD |
| Organization | WIPF, WALTER |
| Phone | 406-855-0078 |
Population & Service
| Population Served | 75 |
| Service Connections | 2 |
Drinking Water Violations (5)
This water system has 5 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, 2026 | Jan 31, 2026 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2026 | — | |
| Jan 1, 2026 | Jan 31, 2026 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2026 | — | |
| Jan 1, 2026 | Jan 31, 2026 | MON | No | Yes | — | — | — | Resolved | Jan 31, 2026 | — | |
| Dec 1, 2025 | Dec 31, 2025 | MON | No | Yes | — | — | — | Archived | Dec 31, 2025 | — | |
| Dec 1, 2025 | Dec 31, 2025 | MON | No | Yes | — | — | — | Archived | 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.