M4.6 earthquake 14 km SSE of Hoback, Wyoming
A magnitude 4.6 earthquake struck 14 km SSE of Hoback, Wyoming on Fri, Sep 6, 1985, 9:47 PM MDT (03:47 UTC), 5 km (3 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1985-09-07 03:47:29 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 43.156° N, 110.724° W
- Region
- Wyoming
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 1 in the 60 days after this one and 6 in the 30 days before it.
After
Before
- 3.66 km ESE of Alpine, Wyoming · 14991 days ago · 5 km deep · 17 km away
- 4.210 km ESE of Alpine Northeast, Wyoming · 14997 days ago · 5 km deep · 14 km away
- 3.212 km E of Alpine Northeast, Wyoming · 15005 days ago · 5 km deep · 11 km away
- 3.412 km ESE of Alpine, Wyoming · 15005 days ago · 5 km deep · 12 km away
- 4.317 km ESE of Alpine, Wyoming · 15006 days ago · 5 km deep · 8 km away
- 4.812 km S of Hoback, Wyoming · 15007 days ago · 5 km deep · 5 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002jg7 (also filed as ushis3901). Read Tue, Sep 22, 2026, 7:51 AM UTC.