Wyoming earthquakes

M1.7 earthquake 26 km S of Silver Gate, Montana

A magnitude 1.7 earthquake struck 26 km S of Silver Gate, Montana on Sun, Apr 16, 2017, 3:41 AM MDT (09:41 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.2 12 km E of Hebgen Lake Estates, Montana. 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
1.7 (Md, duration), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
2017-04-16 09:41:37 UTC
Depth
6.9 km (4.3 mi), shallow
Epicenter
44.772° N, 110.022° W
Region
Wyoming
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 0.8 km horizontally, 1.2 km in depth
Magnitude uncertainty
±0.29
Depth from
From location
Station coverage gap
125°
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 94 in the 60 days after this one and 11 in the 30 days before it.

After

The first 60 of 94.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60194232. Read Thu, Oct 1, 2026, 10:44 PM UTC.