Idaho earthquakes

M1.9 earthquake 11 km NW of Challis, Idaho

A magnitude 1.9 earthquake struck 11 km NW of Challis, Idaho on Fri, Aug 1, 2014, 4:27 PM MDT (22:27 UTC), 5 km (3 mi) below the surface.

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

A larger quake followed: M2.5 21 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
1.9 (mc), micro
Local time
UTC
2014-08-01 22:27:51 UTC
Depth
4.9 km (3.0 mi), shallow
Epicenter
44.588° N, 114.316° 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, 0.7 km in depth
Magnitude uncertainty
±0.50
Station coverage gap
83°
Stations used
24

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 1.619 km N of Salmon, Idaho · 4429 days ago · 9 km deep · 92 km away
  2. 2.521 km SE of Challis, Idaho · 4428 days ago · 9 km deep · 33 km away
  3. 1.751 km W of Salmon, Idaho · 4421 days ago · 18 km deep · 61 km away
  4. 2.319 km NW of Challis, Idaho · 4411 days ago · 9 km deep · 9 km away
  5. 2.311 km NW of Challis, Idaho · 4411 days ago · 6 km deep · 1 km away
  6. 2.018 km N of Salmon, Idaho · 4406 days ago · 25 km deep · 91 km away
  7. 1.812 km E of Clayton, Idaho · 4405 days ago · 1 km deep · 36 km away
  8. 2.113 km SE of Challis, Idaho · 4403 days ago · 5 km deep · 25 km away
  9. 2.113 km SE of Challis, Idaho · 4403 days ago · 5 km deep · 25 km away
  10. 2.913 km SE of Challis, Idaho · 4402 days ago · 3 km deep · 25 km away
  11. 1.814 km SSE of Challis, Idaho · 4402 days ago · 5 km deep · 25 km away
  12. 2.010 km NW of Challis, Idaho · 4402 days ago · 6 km deep · 1 km away
  13. 1.814 km SE of Challis, Idaho · 4399 days ago · 5 km deep · 26 km away
  14. 1.911 km NW of Challis, Idaho · 4398 days ago · 5 km deep · 0 km away
  15. 1.97 km NW of Challis, Idaho · 4397 days ago · 6 km deep · 4 km away
  16. 1.811 km NNW of Challis, Idaho · 4393 days ago · 7 km deep · 1 km away
  17. 1.622 km WSW of Stanley, Idaho · 4391 days ago · 7 km deep · 87 km away
  18. 2.513 km NW of Challis, Idaho · 4391 days ago · 5 km deep · 2 km away
  19. 2.111 km NW of Challis, Idaho · 4391 days ago · 6 km deep · 1 km away
  20. 1.616 km SW of Clayton, Idaho · 4390 days ago · 7 km deep · 52 km away
  21. 2.525 km NW of Stanley, Idaho · 4386 days ago · 14 km deep · 69 km away
  22. 2.728 km NW of Stanley, Idaho · 4386 days ago · 13 km deep · 71 km away
  23. 1.521 km NE of Lowman, Idaho · 4382 days ago · 2 km deep · 98 km away

Before

  1. 2.07 km NW of Challis, Idaho · 4441 days ago · 7 km deep · 4 km away
  2. 2.16 km NNW of Challis, Idaho · 4443 days ago · 7 km deep · 5 km away
  3. 2.06 km NNW of Challis, Idaho · 4444 days ago · 7 km deep · 5 km away
  4. 2.225 km E of Clayton, Idaho · 4447 days ago · 10 km deep · 37 km away
  5. 2.210 km NNW of Challis, Idaho · 4449 days ago · 7 km deep · 1 km away
  6. 2.911 km NW of Challis, Idaho · 4452 days ago · 5 km deep · 0 km away
  7. 1.9southern Idaho · 4456 days ago · 5 km deep · 4 km away
  8. 2.78 km NW of Challis, Idaho · 4457 days ago · 7 km deep · 3 km away
  9. 1.920 km E of Clayton, Idaho · 4457 days ago · 10 km deep · 35 km away
  10. 2.020 km E of Clayton, Idaho · 4458 days ago · 6 km deep · 36 km away
  11. 1.522 km SW of Clayton, Idaho · 4459 days ago · 7 km deep · 58 km away
  12. 2.922 km SSW of Clayton, Idaho · 4460 days ago · 11 km deep · 58 km away
  13. 1.8southern Idaho · 4461 days ago · 13 km deep · 33 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb14760489. Read Tue, Sep 22, 2026, 3:36 PM UTC.