Utah earthquakes

M2.1 earthquake Utah

A magnitude 2.1 earthquake struck in Utah on Fri, Aug 14, 1981, 5:52 PM MDT (23:52 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M2.6 4 km SSW of Hatch, Utah. This one was a foreshock.

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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
1981-08-14 23:52:33 UTC
Depth
9.7 km (6.0 mi), shallow
Epicenter
38.081° N, 112.805° 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 1.1 km horizontally, 2.2 km in depth
Depth from
From location
Station coverage gap
157°
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: 11 in the 60 days after this one and 18 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 uu50002300. Read Mon, Sep 21, 2026, 11:46 PM UTC.