Wyoming earthquakes

M2.6 earthquake 3 km NNW of Thayne, Wyoming

A magnitude 2.6 earthquake struck 3 km NNW of Thayne, Wyoming on Sat, Jan 6, 2018, 9:20 PM MST (04:20 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.4 5 km NNW of Georgetown, Idaho. This one was a foreshock.

Star Valley Ranch 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
2.6 (ml), micro
Local time
UTC
2018-01-07 04:20:42 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
42.951° N, 111.017° W
Region
Wyoming
Felt reports
6
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

6 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 1.3 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.06
Depth from
Operator assigned
Station coverage gap
98°
Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 42 in the 60 days after this one and 13 in the 30 days before it.

After

Before

Earthquakes todayWyoming earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000c1md. Read Mon, Sep 28, 2026, 4:35 AM UTC.