Idaho earthquakes

M2.7 earthquake 8 km NNW of Georgetown, Idaho

A magnitude 2.7 earthquake struck 8 km NNW of Georgetown, Idaho on Sun, Oct 15, 2017, 10:54 PM MDT (04:54 UTC), 7 km (4 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
2.7 (ml), micro
Local time
UTC
2017-10-16 04:54:10 UTC
Depth
7.2 km (4.4 mi), shallow
Epicenter
42.557° N, 111.412° W
Region
Idaho
Felt reports
2
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

2 people reported to the USGS what they felt; the strongest reported shaking was II, 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 0.9 km horizontally, 1.5 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
43°
Stations used
45

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 92 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of 92.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us1000asmv (also filed as uu60253372). Read Sun, Sep 27, 2026, 3:00 PM UTC.