Idaho earthquakes

M2.3 earthquake 19 km NW of Challis, Idaho

A magnitude 2.3 earthquake struck 19 km NW of Challis, Idaho on Sun, Aug 24, 2014, 10:53 PM MDT (04:53 UTC), 9 km (6 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M2.9 13 km SE of Challis, Idaho. This one was a foreshock.

Challis forecastMore in Idaho

Map

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

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The earthquake

Magnitude
2.3 (Mc), micro
Magnitude from
Montana Bureau of Mines and Geology
Local time
UTC
2014-08-25 04:53:16 UTC
Depth
8.9 km (5.5 mi), shallow
Epicenter
44.654° N, 114.372° W
Region
Idaho
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

An automatic solution; a seismologist may revise it.

Location uncertainty
About 0.8 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.50
Station coverage gap
86°
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: 22 in the 60 days after this one and 5 in the 30 days before it.

After

  1. 2.311 km NW of Challis, Idaho · 4420 days ago · 6 km deep · 9 km away
  2. 2.018 km N of Salmon, Idaho · 4415 days ago · 25 km deep · 86 km away
  3. 1.812 km E of Clayton, Idaho · 4414 days ago · 1 km deep · 44 km away
  4. 2.113 km SE of Challis, Idaho · 4412 days ago · 5 km deep · 33 km away
  5. 2.113 km SE of Challis, Idaho · 4412 days ago · 5 km deep · 34 km away
  6. 2.913 km SE of Challis, Idaho · 4411 days ago · 3 km deep · 33 km away
  7. 1.814 km SSE of Challis, Idaho · 4411 days ago · 5 km deep · 34 km away
  8. 2.010 km NW of Challis, Idaho · 4410 days ago · 6 km deep · 10 km away
  9. 1.814 km SE of Challis, Idaho · 4408 days ago · 5 km deep · 34 km away
  10. 1.911 km NW of Challis, Idaho · 4406 days ago · 5 km deep · 9 km away
  11. 1.97 km NW of Challis, Idaho · 4406 days ago · 6 km deep · 13 km away
  12. 1.811 km NNW of Challis, Idaho · 4402 days ago · 7 km deep · 9 km away
  13. 1.622 km WSW of Stanley, Idaho · 4400 days ago · 7 km deep · 88 km away
  14. 2.513 km NW of Challis, Idaho · 4399 days ago · 5 km deep · 7 km away
  15. 2.111 km NW of Challis, Idaho · 4399 days ago · 6 km deep · 9 km away
  16. 1.616 km SW of Clayton, Idaho · 4399 days ago · 7 km deep · 58 km away
  17. 2.525 km NW of Stanley, Idaho · 4395 days ago · 14 km deep · 68 km away
  18. 2.728 km NW of Stanley, Idaho · 4394 days ago · 13 km deep · 69 km away
  19. 1.521 km NE of Lowman, Idaho · 4390 days ago · 2 km deep · 97 km away
  20. 2.813 km NNW of Challis, Idaho · 4381 days ago · 5 km deep · 6 km away
  21. 2.714 km NW of Challis, Idaho · 4380 days ago · 5 km deep · 5 km away
  22. 1.910 km NW of Challis, Idaho · 4375 days ago · 5 km deep · 9 km away

Before

  1. 1.751 km W of Salmon, Idaho · 4430 days ago · 18 km deep · 53 km away
  2. 2.521 km SE of Challis, Idaho · 4437 days ago · 9 km deep · 41 km away
  3. 1.619 km N of Salmon, Idaho · 4438 days ago · 9 km deep · 87 km away
  4. 1.911 km NW of Challis, Idaho · 4443 days ago · 5 km deep · 9 km away
  5. 2.07 km NW of Challis, Idaho · 4449 days ago · 7 km deep · 13 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb14717934. Read Thu, Oct 1, 2026, 6:24 AM UTC.