M2.3 earthquake 8 km SSE of Dubois, Wyoming
A magnitude 2.3 earthquake struck 8 km SSE of Dubois, Wyoming on Thu, Jun 3, 2021, 3:59 PM MDT (21:59 UTC), 6 km (4 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.3 (ML, local (Richter)), micro
- Magnitude from
- Montana Bureau of Mines and Geology
- Local time
- UTC
- 2021-06-03 21:59:24 UTC
- Depth
- 6.0 km (3.8 mi), shallow
- Epicenter
- 43.463° N, 109.600° W
- Region
- Wyoming
- Felt reports
- 1
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
1 person reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 0.8 km horizontally, 2.7 km in depth
- Magnitude uncertainty
- ±0.28
- Depth from
- From location
- Station coverage gap
- 100°
- Stations used
- 14
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 0 in the 30 days before it.
After
- 1.923 km NNE of Bondurant, Wyoming · 1930 days ago · 2 km deep · 59 km away
- 1.933 km ESE of Kelly, Wyoming · 1927 days ago · 6 km deep · 51 km away
- 2.033 km ESE of Kelly, Wyoming · 1927 days ago · 7 km deep · 52 km away
- 1.923 km NE of Kelly, Wyoming · 1911 days ago · 6 km deep · 74 km away
- 1.932 km ESE of Kelly, Wyoming · 1899 days ago · 4 km deep · 52 km away
- 2.119 km WSW of Crowheart, Wyoming · 1897 days ago · 7 km deep · 27 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event mb80507364. Read Sun, Oct 4, 2026, 11:04 AM UTC.