Idaho earthquakes

M2.5 earthquake 9 km NNW of Georgetown, Idaho

A magnitude 2.5 earthquake struck 9 km NNW of Georgetown, Idaho on Sun, Oct 15, 2017, 7:26 AM MDT (13:26 UTC), 7 km (5 mi) below the surface.

A larger quake followed: M4.0 15 km NNW of Georgetown, Idaho. 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
2.5 (ml), micro
Local time
UTC
2017-10-15 13:26:37 UTC
Depth
7.4 km (4.6 mi), shallow
Epicenter
42.558° N, 111.420° W
Region
Idaho
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 1.2 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.05
Station coverage gap
47°
Stations used
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 110 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of 110.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000ashx (also filed as uu60253127). Read Sun, Sep 27, 2026, 11:52 AM UTC.