Idaho earthquakes

M3.3 earthquake 19 km NNW of Challis, Idaho

A magnitude 3.3 earthquake struck 19 km NNW of Challis, Idaho on Mon, Mar 24, 2014, 12:43 PM MDT (18:43 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.8 15 km NNW of Challis, Idaho. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
3.3 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2014-03-24 18:43:33 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
44.664° N, 114.324° 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.

Magnitude uncertainty
±0.04
Depth from
OPERATOR_ASSIGNED
Station coverage gap
35°
Stations used
52

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 128 in the 60 days after this one and 3 in the 30 days before it.

After

The first 60 of 128.

Before

Earthquakes todayIdaho earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usc000nnc5. Read Fri, Oct 2, 2026, 5:28 AM UTC.