Wyoming earthquakes

M3.5 earthquake 12 km W of Fairview, Wyoming

A magnitude 3.5 earthquake struck 12 km W of Fairview, Wyoming on Mon, Feb 7, 1994, 9:43 AM MST (16:43 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.8 3 km SSE of Auburn, Wyoming. This one was a foreshock.

Afton forecastMore in Wyoming

Map

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

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The earthquake

Magnitude
3.5 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1994-02-07 16:43:15 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
42.667° N, 111.138° W
Region
Wyoming
Tsunami flag
No
Status
Reviewed by a seismologist

What happened

The USGS’s account of the effects of this earthquake.

Felt at Afton, Wyoming.

From the USGS event page for usp000686b. U.S. Geological Survey text and figures are in the public domain.

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Depth from
OPERATOR_ASSIGNED

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 108 in the 60 days after this one and 131 in the 30 days before it.

After

The first 60 of 108.

Before

Earthquakes todayWyoming earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000686b. Read Thu, Oct 1, 2026, 3:14 PM UTC.