Idaho earthquakes

M2.3 earthquake 37 km NW of Challis, Idaho

A magnitude 2.3 earthquake struck 37 km NW of Challis, Idaho on Fri, Jun 5, 2015, 10:52 PM MDT (04:52 UTC), 11 km (7 mi) below the surface.

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

A larger quake followed: M3.2 14 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
2015-06-06 04:52:25 UTC
Depth
10.8 km (6.7 mi), shallow
Epicenter
44.745° N, 114.563° 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, 2.3 km in depth
Magnitude uncertainty
±0.50
Station coverage gap
58°
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: 20 in the 60 days after this one and 22 in the 30 days before it.

After

  1. 2.09 km NW of Challis, Idaho · 4135 days ago · 7 km deep · 28 km away
  2. 3.214 km SE of Challis, Idaho · 4134 days ago · 5 km deep · 52 km away
  3. 1.635 km SSE of Salmon, Idaho · 4133 days ago · 10 km deep · 65 km away
  4. 2.322 km NNE of Sun Valley, Idaho · 4132 days ago · 13 km deep · 97 km away
  5. 2.313 km WNW of Clayton, Idaho · 4131 days ago · 12 km deep · 51 km away
  6. 2.027 km SSW of Yellow Pine, Idaho · 4116 days ago · 10 km deep · 80 km away
  7. 2.413 km NW of Challis, Idaho · 4113 days ago · 5 km deep · 24 km away
  8. 2.413 km NW of Challis, Idaho · 4113 days ago · 5 km deep · 24 km away
  9. 2.38 km ESE of Challis, Idaho · 4107 days ago · 10 km deep · 45 km away
  10. 2.011 km SSE of Challis, Idaho · 4107 days ago · 13 km deep · 49 km away
  11. 1.810 km SE of Challis, Idaho · 4107 days ago · 8 km deep · 48 km away
  12. 2.38 km NW of Challis, Idaho · 4103 days ago · 5 km deep · 29 km away
  13. 2.43 km ENE of Challis, Idaho · 4096 days ago · 11 km deep · 39 km away
  14. 2.613 km NW of Challis, Idaho · 4089 days ago · 9 km deep · 25 km away
  15. 2.311 km SE of Challis, Idaho · 4087 days ago · 10 km deep · 48 km away
  16. 1.914 km SE of Challis, Idaho · 4087 days ago · 13 km deep · 52 km away
  17. 2.113 km SE of Challis, Idaho · 4087 days ago · 14 km deep · 51 km away
  18. 2.238 km NNE of Challis, Idaho · 4086 days ago · 14 km deep · 46 km away
  19. 2.311 km NW of Challis, Idaho · 4084 days ago · 11 km deep · 26 km away
  20. 2.010 km NW of Challis, Idaho · 4084 days ago · 9 km deep · 27 km away

Before

  1. 1.540 km ESE of Salmon, Idaho · 4140 days ago · 10 km deep · 100 km away
  2. 1.617 km S of Clayton, Idaho · 4141 days ago · 7 km deep · 72 km away
  3. 2.311 km ESE of Challis, Idaho · 4145 days ago · 12 km deep · 49 km away
  4. 1.98 km NW of Challis, Idaho · 4147 days ago · 8 km deep · 29 km away
  5. 2.012 km SE of Challis, Idaho · 4148 days ago · 10 km deep · 50 km away
  6. 3.011 km NNE of Stanley, Idaho · 4153 days ago · 13 km deep · 54 km away
  7. 3.312 km SE of Challis, Idaho · 4154 days ago · 6 km deep · 50 km away · felt by 2
  8. 2.612 km NNE of Stanley, Idaho · 4157 days ago · 18 km deep · 54 km away
  9. 2.111 km NNE of Stanley, Idaho · 4163 days ago · 14 km deep · 55 km away
  10. 1.911 km NNE of Stanley, Idaho · 4163 days ago · 12 km deep · 55 km away
  11. 1.810 km NE of Stanley, Idaho · 4163 days ago · 13 km deep · 55 km away
  12. 3.012 km NNE of Stanley, Idaho · 4164 days ago · 12 km deep · 54 km away · felt by 2
  13. 2.011 km NNE of Stanley, Idaho · 4164 days ago · 11 km deep · 54 km away
  14. 2.112 km NNE of Stanley, Idaho · 4164 days ago · 13 km deep · 54 km away
  15. 2.011 km NNE of Stanley, Idaho · 4164 days ago · 13 km deep · 54 km away
  16. 1.811 km NNE of Stanley, Idaho · 4164 days ago · 11 km deep · 55 km away
  17. 2.010 km NE of Stanley, Idaho · 4164 days ago · 12 km deep · 56 km away
  18. 2.08 km NNE of Stanley, Idaho · 4164 days ago · 10 km deep · 57 km away
  19. 2.710 km NNE of Stanley, Idaho · 4165 days ago · 13 km deep · 55 km away
  20. 1.911 km NNE of Stanley, Idaho · 4165 days ago · 9 km deep · 55 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb15075955. Read Thu, Oct 1, 2026, 8:46 PM UTC.