| Magnitude | 2.1 |
| Region | YELLOWSTONE NAT. PARK, MONTANA |
| Date time | 2017-08-21 05:20:14.1 UTC |
| Location | 44.804 ; -111.084 |
| Depth | 8 km |
| Distance | 230 km SW of Billings, United States / pop: 110,000 / local time: 23:20:14.1 2017-08-20 16 km N of West Yellowstone, United States / pop: 1,300 / local time: 23:20:14.1 2017-08-20 |
All data providers for this event:
University of Utah Regional Network, University of Utah Seismograph Stations -- Salt Lake City, United States (UU)Further information can be found at:
GeoForschungsZentrum (GFZ) -- Potsdam, Germany (GFZ)National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)