| Magnitude | 2.3 |
| Region | WESTERN MONTANA |
| Date time | 2017-12-28 20:02:39.4 UTC |
| Location | 46.006 ; -112.459 |
| Depth | -2 km |
| Distance | 307 km W of Billings, United States / pop: 110,000 / local time: 13:02:39.4 2017-12-28 6 km ENE of Butte, United States / pop: 34,100 / local time: 13:02:39.4 2017-12-28 |
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)