Idaho earthquakes

M2.6 earthquake 12 km NNE of Stanley, Idaho

A magnitude 2.6 earthquake struck 12 km NNE of Stanley, Idaho on Fri, May 15, 2015, 7:16 AM MDT (13:16 UTC), 18 km (11 mi) below the surface.

A larger quake followed: M3.3 12 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
2.6 (ml), micro
Local time
UTC
2015-05-15 13:16:49 UTC
Depth
18.3 km (11.4 mi), shallow
Epicenter
44.310° N, 114.857° 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.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 3.3 km horizontally, 6.4 km in depth
Depth from
From location
Station coverage gap
62°
Stations used
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 26 in the 30 days before it.

After

  1. 3.312 km SE of Challis, Idaho · 4145 days ago · 6 km deep · 61 km away · felt by 2
  2. 3.011 km NNE of Stanley, Idaho · 4144 days ago · 13 km deep · 2 km away
  3. 2.012 km SE of Challis, Idaho · 4139 days ago · 10 km deep · 61 km away
  4. 1.98 km NW of Challis, Idaho · 4138 days ago · 8 km deep · 53 km away
  5. 2.311 km ESE of Challis, Idaho · 4136 days ago · 12 km deep · 61 km away
  6. 1.617 km S of Clayton, Idaho · 4132 days ago · 7 km deep · 40 km away
  7. 2.337 km NW of Challis, Idaho · 4127 days ago · 11 km deep · 54 km away
  8. 2.09 km NW of Challis, Idaho · 4126 days ago · 7 km deep · 53 km away
  9. 3.214 km SE of Challis, Idaho · 4125 days ago · 5 km deep · 63 km away
  10. 2.322 km NNE of Sun Valley, Idaho · 4123 days ago · 13 km deep · 66 km away
  11. 2.313 km WNW of Clayton, Idaho · 4122 days ago · 12 km deep · 23 km away
  12. 2.027 km SSW of Yellow Pine, Idaho · 4107 days ago · 10 km deep · 73 km away
  13. 2.413 km NW of Challis, Idaho · 4104 days ago · 5 km deep · 51 km away
  14. 2.413 km NW of Challis, Idaho · 4104 days ago · 5 km deep · 51 km away
  15. 2.38 km ESE of Challis, Idaho · 4098 days ago · 10 km deep · 60 km away
  16. 2.011 km SSE of Challis, Idaho · 4098 days ago · 13 km deep · 57 km away
  17. 1.810 km SE of Challis, Idaho · 4098 days ago · 8 km deep · 58 km away
  18. 2.38 km NW of Challis, Idaho · 4095 days ago · 5 km deep · 53 km away

Before

  1. 2.111 km NNE of Stanley, Idaho · 4154 days ago · 14 km deep · 1 km away
  2. 1.911 km NNE of Stanley, Idaho · 4154 days ago · 12 km deep · 1 km away
  3. 1.810 km NE of Stanley, Idaho · 4154 days ago · 13 km deep · 2 km away
  4. 3.012 km NNE of Stanley, Idaho · 4155 days ago · 12 km deep · 3 km away · felt by 2
  5. 2.011 km NNE of Stanley, Idaho · 4155 days ago · 11 km deep · 2 km away
  6. 2.112 km NNE of Stanley, Idaho · 4155 days ago · 13 km deep · 2 km away
  7. 2.011 km NNE of Stanley, Idaho · 4155 days ago · 13 km deep · 2 km away
  8. 1.811 km NNE of Stanley, Idaho · 4155 days ago · 11 km deep · 2 km away
  9. 2.010 km NE of Stanley, Idaho · 4155 days ago · 12 km deep · 2 km away
  10. 2.08 km NNE of Stanley, Idaho · 4155 days ago · 10 km deep · 4 km away
  11. 2.710 km NNE of Stanley, Idaho · 4156 days ago · 13 km deep · 2 km away
  12. 1.911 km NNE of Stanley, Idaho · 4156 days ago · 9 km deep · 2 km away
  13. 2.410 km NNE of Stanley, Idaho · 4156 days ago · 11 km deep · 2 km away
  14. 1.811 km NNE of Stanley, Idaho · 4156 days ago · 11 km deep · 1 km away
  15. 2.99 km NW of Challis, Idaho · 4158 days ago · 7 km deep · 53 km away
  16. 2.010 km NE of Stanley, Idaho · 4160 days ago · 8 km deep · 2 km away
  17. 1.910 km NNE of Stanley, Idaho · 4162 days ago · 11 km deep · 2 km away
  18. 2.311 km NNE of Stanley, Idaho · 4164 days ago · 13 km deep · 1 km away
  19. 2.011 km SE of Challis, Idaho · 4164 days ago · 9 km deep · 58 km away
  20. 2.69 km NW of Challis, Idaho · 4165 days ago · 6 km deep · 52 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us10002ajg (also filed as mb15121878). Read Tue, Sep 22, 2026, 9:40 PM UTC.