Idaho earthquakes

M3.1 earthquake 10 km NW of Challis, Idaho

A magnitude 3.1 earthquake struck 10 km NW of Challis, Idaho on Sat, Apr 12, 2014, 6:23 PM MDT (00:23 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M3.3 9 km NW of Challis, 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
3.1 (ml), minor
Local time
UTC
2014-04-13 00:23:49 UTC
Depth
7.7 km (4.8 mi), shallow
Epicenter
44.580° N, 114.310° W
Region
Idaho
Felt reports
8
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

8 people reported to the USGS what they felt; the strongest reported shaking was IV, light 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.

Stations used
0

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 100 in the 60 days after this one and 45 in the 30 days before it.

After

The first 60 of 100.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usc000pi79. Read Tue, Sep 22, 2026, 7:09 AM UTC.