Pompey's Pillar National Monument
PWSID: MT0003684
System Details
| Population Served | 100 |
| Service Connections | 2 |
| Water Source | Groundwater |
| System Type | Transient Non-Community |
| Owner | Federal |
| Status | Active |
| City | Billings |
| Zip Code | 59101 |
Areas Served
- Pompeys Pillar, Yellowstone County
Violation History (2 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|---|---|---|---|
| 2015-01-01 | Major | Returned to Compliance | ||
| 2012-12-01 | Major | Returned to Compliance |