| Magnitude | 2.4 |
| Region | WESTERN MONTANA |
| Date time | 2017-09-30 05:40:40.9 UTC |
| Location | 46.813 ; -112.282 |
| Depth | 12 km |
| Distance | 312 km W of Billings, United States / pop: 110,000 / local time: 23:40:40.9 2017-09-29 24 km NW of Helena Valley West Central, United States / pop: 7,800 / local time: 23:40:40.9 2017-09-29 |
All data providers for this event:
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)Montana Regional Seismic Network, Montana Bureau of Mines and Geology -- Helena, United States (MB)
Further information can be found at:
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)