Idaho earthquakes

M3.2 earthquake 15 km NNE of Challis, Idaho

A magnitude 3.2 earthquake struck 15 km NNE of Challis, Idaho on Sun, Jan 6, 1985, 7:39 AM MST (14:39 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.7 6 km NE 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
3.2 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1985-01-06 14:39:59 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
44.624° N, 114.138° 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.

Depth from
OPERATOR_ASSIGNED

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 3.224 km WNW of Challis, Idaho · 15244 days ago · 10 km deep · 32 km away
  2. 3.415 km N of Challis, Idaho · 15237 days ago · 10 km deep · 5 km away
  3. 3.722 km NNE of Challis, Idaho · 15233 days ago · 10 km deep · 9 km away
  4. 3.88 km WSW of Challis, Idaho · 15213 days ago · 10 km deep · 22 km away
  5. 3.410 km N of Clayton, Idaho · 15213 days ago · 10 km deep · 37 km away
  6. 4.76 km NE of Challis, Idaho · 15213 days ago · 10 km deep · 9 km away
  7. 3.710 km SSE of Challis, Idaho · 15213 days ago · 10 km deep · 23 km away
  8. 3.014 km NNW of Clayton, Idaho · 15208 days ago · 5 km deep · 40 km away
  9. 3.85 km S of Challis, Idaho · 15208 days ago · 10 km deep · 20 km away
  10. 3.219 km NNW of Leadore, Idaho · 15208 days ago · 5 km deep · 63 km away
  11. 3.023 km S of Leadore, Idaho · 15200 days ago · 5 km deep · 63 km away
  12. 3.33 km E of Challis, Idaho · 15195 days ago · 10 km deep · 14 km away
  13. 3.14 km SE of Challis, Idaho · 15193 days ago · 10 km deep · 16 km away

Before

  1. 3.227 km E of Clayton, Idaho · 15259 days ago · 10 km deep · 43 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0002at0. Read Fri, Oct 2, 2026, 11:44 PM UTC.