Idaho earthquakes

M2.3 earthquake 11 km SE of Challis, Idaho

A magnitude 2.3 earthquake struck 11 km SE of Challis, Idaho on Fri, Jul 24, 2015, 8:38 AM MDT (14:38 UTC), 10 km (6 mi) below the surface.

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

A larger quake followed: M3.3 10 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.

Open the live map with earthquakes

The earthquake

Magnitude
2.3 (mc), micro
Local time
UTC
2015-07-24 14:38:04 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
44.446° N, 114.120° 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 1.4 km horizontally, 2.2 km in depth
Magnitude uncertainty
±0.50
Station coverage gap
79°
Stations used
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 34 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 1.914 km SE of Challis, Idaho · 4086 days ago · 13 km deep · 3 km away
  2. 2.113 km SE of Challis, Idaho · 4086 days ago · 14 km deep · 2 km away
  3. 2.238 km NNE of Challis, Idaho · 4085 days ago · 14 km deep · 41 km away
  4. 2.311 km NW of Challis, Idaho · 4083 days ago · 11 km deep · 23 km away
  5. 2.010 km NW of Challis, Idaho · 4082 days ago · 9 km deep · 22 km away
  6. 1.630 km WNW of Mackay, Idaho · 4064 days ago · 12 km deep · 46 km away
  7. 1.96 km NW of Challis, Idaho · 4063 days ago · 4 km deep · 18 km away
  8. 1.87 km NW of Challis, Idaho · 4062 days ago · 6 km deep · 19 km away
  9. 2.09 km NNE of Stanley, Idaho · 4061 days ago · 13 km deep · 63 km away
  10. 1.68 km NE of Stanley, Idaho · 4061 days ago · 6 km deep · 63 km away
  11. 2.121 km E of Challis, Idaho · 4059 days ago · 13 km deep · 13 km away
  12. 2.15 km NNW of Challis, Idaho · 4058 days ago · 11 km deep · 16 km away
  13. 1.910 km SE of Challis, Idaho · 4057 days ago · 11 km deep · 1 km away
  14. 2.339 km NNW of Challis, Idaho · 4056 days ago · 15 km deep · 50 km away
  15. 2.711 km SE of Challis, Idaho · 4047 days ago · 5 km deep · 1 km away · felt by 1
  16. 2.315 km SE of Challis, Idaho · 4047 days ago · 7 km deep · 4 km away
  17. 2.712 km SE of Challis, Idaho · 4046 days ago · 6 km deep · 2 km away
  18. 2.615 km SE of Challis, Idaho · 4046 days ago · 5 km deep · 5 km away
  19. 1.913 km SE of Challis, Idaho · 4046 days ago · 9 km deep · 3 km away
  20. 1.636 km SSW of Salmon, Idaho · 4046 days ago · 10 km deep · 51 km away
  21. 1.515 km SE of Challis, Idaho · 4046 days ago · 7 km deep · 5 km away
  22. 1.912 km ESE of Challis, Idaho · 4042 days ago · 4 km deep · 2 km away
  23. 2.411 km SE of Challis, Idaho · 4041 days ago · 11 km deep · 0 km away
  24. 2.524 km SE of Challis, Idaho · 4039 days ago · 10 km deep · 14 km away
  25. 2.524 km NW of Clayton, Idaho · 4038 days ago · 8 km deep · 43 km away
  26. 1.913 km SE of Challis, Idaho · 4034 days ago · 13 km deep · 3 km away
  27. 2.030 km E of Clayton, Idaho · 4032 days ago · 5 km deep · 26 km away
  28. 3.310 km SE of Challis, Idaho · 4031 days ago · 10 km deep · 1 km away · felt by 4
  29. 2.013 km W of Clayton, Idaho · 4029 days ago · 9 km deep · 42 km away
  30. 1.513 km W of Clayton, Idaho · 4029 days ago · 10 km deep · 43 km away
  31. 1.914 km W of Clayton, Idaho · 4027 days ago · 6 km deep · 42 km away
  32. 2.826 km W of Challis, Idaho · 4027 days ago · 5 km deep · 37 km away
  33. 1.8southern Idaho · 4027 days ago · 10 km deep · 16 km away
  34. 1.64 km NNW of Challis, Idaho · 4026 days ago · 8 km deep · 15 km away

Before

  1. 2.613 km NW of Challis, Idaho · 4088 days ago · 9 km deep · 24 km away
  2. 1.924 km ENE of Leadore, Idaho · 4094 days ago · 7 km deep · 90 km away
  3. 2.43 km ENE of Challis, Idaho · 4095 days ago · 11 km deep · 9 km away
  4. 2.38 km NW of Challis, Idaho · 4102 days ago · 5 km deep · 19 km away
  5. 1.810 km SE of Challis, Idaho · 4105 days ago · 8 km deep · 2 km away
  6. 2.011 km SSE of Challis, Idaho · 4106 days ago · 13 km deep · 4 km away
  7. 2.38 km ESE of Challis, Idaho · 4106 days ago · 10 km deep · 3 km away
  8. 2.413 km NW of Challis, Idaho · 4112 days ago · 5 km deep · 24 km away
  9. 2.413 km NW of Challis, Idaho · 4112 days ago · 5 km deep · 24 km away

Earthquakes todayIdaho earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb15955375. Read Wed, Sep 30, 2026, 1:52 PM UTC.