Idaho earthquakes

M1.5 earthquake 12 km SE of Challis, Idaho

A magnitude 1.5 earthquake struck 12 km SE of Challis, Idaho on Sun, Feb 14, 2016, 11:08 PM MST (06:08 UTC), 6 km (3 mi) below the surface.

A larger quake followed: M3.6 15 km NE 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
1.5 (ml), micro
Local time
UTC
2016-02-15 06:08:59 UTC
Depth
5.6 km (3.5 mi), shallow
Epicenter
44.432° N, 114.112° 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.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 0.8 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
128°
Stations used
7

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 37 in the 60 days after this one and 36 in the 30 days before it.

After

  1. 1.914 km SE of Challis, Idaho · 3878 days ago · 7 km deep · 3 km away
  2. 1.622 km W of Challis, Idaho · 3873 days ago · 5 km deep · 34 km away
  3. 2.223 km WNW of Challis, ID · 3873 days ago · 6 km deep · 34 km away
  4. 1.722 km WNW of Challis, Idaho · 3873 days ago · 7 km deep · 34 km away
  5. 1.823 km WNW of Challis, Idaho · 3871 days ago · 5 km deep · 35 km away
  6. 3.223 km WNW of Challis, Idaho · 3869 days ago · 7 km deep · 35 km away
  7. 3.314 km NNE of Challis, Idaho · 3869 days ago · 6 km deep · 21 km away · felt by 1
  8. 1.821 km W of Challis, Idaho · 3869 days ago · 3 km deep · 33 km away
  9. 2.022 km WNW of Challis, Idaho · 3869 days ago · 7 km deep · 34 km away
  10. 2.316 km NNE of Challis, Idaho · 3868 days ago · 6 km deep · 23 km away
  11. 3.615 km NE of Challis, Idaho · 3867 days ago · 7 km deep · 21 km away · felt by 9
  12. 1.722 km WNW of Challis, Idaho · 3867 days ago · 5 km deep · 34 km away
  13. 2.114 km NE of Challis, Idaho · 3867 days ago · 5 km deep · 19 km away
  14. 1.622 km WNW of Challis, Idaho · 3866 days ago · 4 km deep · 34 km away
  15. 2.122 km W of Challis, Idaho · 3866 days ago · 5 km deep · 34 km away
  16. 1.724 km WNW of Challis, Idaho · 3866 days ago · 8 km deep · 36 km away
  17. 1.623 km W of Challis, Idaho · 3865 days ago · 2 km deep · 34 km away
  18. 1.714 km NE of Challis, Idaho · 3865 days ago · -2 km deep · 19 km away
  19. 2.223 km WNW of Challis, Idaho · 3865 days ago · 7 km deep · 35 km away
  20. 2.013 km SE of Challis, Idaho · 3865 days ago · 5 km deep · 1 km away
  21. 1.622 km WNW of Challis, Idaho · 3865 days ago · 7 km deep · 34 km away
  22. 1.514 km W of Clayton, Idaho · 3864 days ago · 6 km deep · 43 km away
  23. 2.523 km W of Challis, Idaho · 3863 days ago · 1 km deep · 35 km away
  24. 1.714 km NE of Challis, Idaho · 3861 days ago · 5 km deep · 17 km away
  25. 1.822 km W of Challis, Idaho · 3858 days ago · 4 km deep · 34 km away
  26. 2.614 km NE of Challis, Idaho · 3853 days ago · 10 km deep · 19 km away
  27. 1.8southern Idaho · 3853 days ago · 7 km deep · 22 km away
  28. 1.525 km SE of Challis, Idaho · 3853 days ago · 5 km deep · 13 km away
  29. 2.2southern Idaho · 3852 days ago · 9 km deep · 18 km away
  30. 1.622 km WNW of Challis, Idaho · 3850 days ago · 3 km deep · 34 km away
  31. 1.917 km NNE of Challis, Idaho · 3848 days ago · 5 km deep · 23 km away · felt by 1
  32. 1.622 km WNW of Challis, Idaho · 3846 days ago · 5 km deep · 34 km away
  33. 1.639 km NNE of Leadore, Idaho · 3846 days ago · 5 km deep · 100 km away
  34. 1.510 km SE of Challis, Idaho · 3842 days ago · 5 km deep · 2 km away
  35. 1.629 km E of Clayton, Idaho · 3839 days ago · 5 km deep · 24 km away
  36. 1.722 km WNW of Challis, Idaho · 3839 days ago · 6 km deep · 34 km away
  37. 1.919 km NE of Challis, Idaho · 3832 days ago · 7 km deep · 22 km away

Before

  1. 1.810 km NW of Challis, Idaho · 3880 days ago · -1 km deep · 23 km away
  2. 1.920 km SE of Challis, Idaho · 3881 days ago · 3 km deep · 8 km away
  3. 1.512 km SE of Challis, Idaho · 3882 days ago · 6 km deep · 0 km away
  4. 2.212 km SE of Challis, Idaho · 3885 days ago · 8 km deep · 1 km away
  5. 1.813 km SE of Challis, Idaho · 3886 days ago · 7 km deep · 1 km away
  6. 2.315 km W of Clayton, Idaho · 3887 days ago · 8 km deep · 43 km away
  7. 1.822 km WNW of Challis, Idaho · 3892 days ago · 6 km deep · 34 km away
  8. 1.622 km WNW of Challis, Idaho · 3892 days ago · 5 km deep · 34 km away
  9. 1.819 km SE of Challis, Idaho · 3892 days ago · 2 km deep · 7 km away
  10. 2.32 km NNW of Challis, Idaho · 3894 days ago · 8 km deep · 15 km away
  11. 1.6Idaho-Montana border region · 3894 days ago · 8 km deep · 95 km away
  12. 3.136 km SW of Lima, Montana · 3894 days ago · 5 km deep · 95 km away
  13. 1.64 km NNW of Challis, Idaho · 3894 days ago · 5 km deep · 17 km away
  14. 1.7southern Idaho · 3895 days ago · 1 km deep · 10 km away
  15. 1.822 km SE of Challis, Idaho · 3895 days ago · 1 km deep · 10 km away
  16. 1.614 km SE of Challis, Idaho · 3895 days ago · 5 km deep · 2 km away
  17. 2.013 km NE of Challis, Idaho · 3896 days ago · 5 km deep · 18 km away
  18. 1.612 km NE of Challis, Idaho · 3897 days ago · 3 km deep · 17 km away
  19. 1.611 km ENE of Challis, Idaho · 3897 days ago · 5 km deep · 14 km away
  20. 1.711 km NE of Challis, Idaho · 3897 days ago · 5 km deep · 16 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80124744. Read Wed, Sep 30, 2026, 1:07 AM UTC.