Utah earthquakes

M2.1 earthquake 17 km NNW of Sunnyside, Utah

A magnitude 2.1 earthquake struck 17 km NNW of Sunnyside, Utah on Tue, Aug 24, 1982, 11:27 PM MDT (05:27 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M2.5 20 km NW of East Carbon City, Utah. This one was a foreshock.

East Carbon City forecastMore in Utah

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.1 (md), micro
Local time
UTC
1982-08-25 05:27:42 UTC
Depth
16.2 km (10.1 mi), shallow
Epicenter
39.708° N, 110.433° 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 12.7 km horizontally, 15.5 km in depth
Depth from
From location
Station coverage gap
227°, poorly surrounded by stations
Stations used
8

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 6 in the 30 days before it.

After

Before

Earthquakes todayUtah earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50005495. Read Tue, Sep 22, 2026, 7:47 PM UTC.