| Magnitude | 3.3 |
| Region | YELLOWSTONE NAT. PARK, MONTANA |
| Date time | 2017-08-21 03:00:48.0 UTC |
| Location | 44.810 ; -111.088 |
| Depth | 9 km |
| Distance | 229 km SW of Billings, United States / pop: 110,000 / local time: 21:00:48.0 2017-08-20 17 km N of West Yellowstone, United States / pop: 1,300 / local time: 21:00:48.0 2017-08-20 |
All data providers for this event:
National Earthquake Information Center, U.S. Geological Survey -- Golden, United States (NEIC)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)