M1.6 earthquake 12 km S of Sunnyside, Utah
A magnitude 1.6 earthquake struck 12 km S of Sunnyside, Utah on Sat, Nov 14, 1981, 1:05 AM MST (08:05 UTC), 9 km (6 mi) below the surface.
A larger quake followed: M2.0 11 km W of Huntington, Utah. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.6 (md), micro
- Local time
- UTC
- 1981-11-14 08:05:04 UTC
- Depth
- 9.1 km (5.6 mi), shallow
- Epicenter
- 39.438° N, 110.362° 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 5.3 km horizontally, 6.9 km in depth
- Depth from
- From location
- Station coverage gap
- 246°, poorly surrounded by stations
- Stations used
- 9
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
- 2.011 km W of Huntington, Utah · 16380 days ago · 5 km deep · 64 km away
- 1.614 km W of Huntington, Utah · 16380 days ago · 6 km deep · 67 km away
- 1.711 km NNW of Orangeville, Utah · 16376 days ago · 6 km deep · 65 km away
- 2.038 km W of Green River, Utah · 16375 days ago · 7 km deep · 48 km away
- 2.05 km WNW of Hiawatha, Utah · 16356 days ago · 6 km deep · 61 km away
- 1.56 km WSW of Hiawatha, Utah · 16349 days ago · 14 km deep · 62 km away
Before
- 1.73 km W of Hiawatha, Utah · 16384 days ago · 11 km deep · 59 km away
- 1.711 km W of Huntington, Utah · 16387 days ago · 3 km deep · 65 km away
- 1.64 km WSW of Hiawatha, Utah · 16388 days ago · 6 km deep · 60 km away
- 2.45 km N of Helper, Utah · 16392 days ago · 2 km deep · 53 km away
- 2.33 km W of Hiawatha, Utah · 16395 days ago · 9 km deep · 60 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uu50003025. Read Tue, Sep 22, 2026, 12:09 PM UTC.