M1.9 earthquake 3 km SSE of Koosharem, Utah
A magnitude 1.9 earthquake struck 3 km SSE of Koosharem, Utah on Tue, Jun 4, 1985, 7:41 PM MDT (01:41 UTC), 6 km (4 mi) below the surface.
A larger quake followed: M2.7 12 km SE of Manti, Utah. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.9 (Md, duration), micro
- Magnitude from
- University of Utah Seismograph Stations
- Local time
- UTC
- 1985-06-05 01:41:18 UTC
- Depth
- 6.3 km (3.9 mi), shallow
- Epicenter
- 38.483° N, 111.874° W
- Region
- Utah
- 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.
- Location uncertainty
- About 0.6 km horizontally, 1.1 km in depth
- Depth from
- From location
- Station coverage gap
- 104°
- Stations used
- 11
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 5 in the 30 days before it.
After
- 1.81 km S of Koosharem, Utah · 15093 days ago · 14 km deep · 1 km away
- 2.45 km ESE of Fayette, Utah · 15092 days ago · 7 km deep · 80 km away
- 2.712 km SE of Manti, Utah · 15088 days ago · 6 km deep · 86 km away
- 1.75 km NNE of Gunnison, Utah · 15081 days ago · 7 km deep · 80 km away
- 1.710 km NW of Marysvale, Utah · 15075 days ago · 5 km deep · 38 km away
- 2.618 km SE of Minersville, Utah · 15038 days ago · 6 km deep · 91 km away
Before
- 2.01 km SSW of Koosharem, Utah · 15095 days ago · 4 km deep · 2 km away
- 2.11 km S of Koosharem, Utah · 15096 days ago · 5 km deep · 1 km away
- 1.89 km SSE of Scipio, Utah · 15103 days ago · 2 km deep · 78 km away
- 2.122 km ESE of Sterling, Utah · 15115 days ago · 5 km deep · 80 km away
- 1.56 km ESE of Redmond, UT · 15121 days ago · 7 km deep · 61 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uu50021970. Read Fri, Oct 2, 2026, 9:24 AM UTC.