| Magnitude | 2.4 |
| Region | WESTERN MONTANA |
| Date time | 2017-12-20 06:22:23.7 UTC |
| Location | 46.540 ; -112.507 |
| Depth | 17 km |
| Distance | 320 km W of Billings, United States / pop: 110,000 / local time: 23:22:23.7 2017-12-19 23 km NE of Deer Lodge, United States / pop: 2,900 / local time: 23:22:23.7 2017-12-19 |
All data providers for this event:
Montana Regional Seismic Network, Montana Bureau of Mines and Geology -- Helena, United States (MB)Further information can be found at:
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)