Idaho earthquakes

M2.1 earthquake 13 km E of Alta, Wyoming

A magnitude 2.1 earthquake struck 13 km E of Alta, Wyoming on Sat, Mar 5, 2016, 7:45 AM MST (14:45 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.5 9 km SE of Hoback, Wyoming. This one was a foreshock.

Driggs 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
2.1 (ML, local (Richter)), micro
Magnitude from
Montana Bureau of Mines and Geology
Local time
UTC
2016-03-05 14:45:45 UTC
Depth
6.6 km (4.1 mi), shallow
Epicenter
43.766° N, 110.864° 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 0.4 km horizontally, 1.0 km in depth
Magnitude uncertainty
±0.19
Depth from
From location
Station coverage gap
102°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 28 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 1.514 km E of Alta, Wyoming · 3862 days ago · 8 km deep · 0 km away
  2. 2.112 km E of Alta, Wyoming · 3860 days ago · 9 km deep · 2 km away
  3. 1.535 km ENE of Kelly, Wyoming · 3852 days ago · 4 km deep · 53 km away
  4. 1.731 km ENE of Kelly, WY · 3851 days ago · 10 km deep · 48 km away
  5. 1.922 km ESE of Jackson, Wyoming · 3848 days ago · 6 km deep · 48 km away
  6. 1.613 km E of Alta, Wyoming · 3844 days ago · 7 km deep · 1 km away
  7. 1.617 km SE of West Yellowstone, Montana · 3842 days ago · 8 km deep · 87 km away
  8. 1.816 km SE of West Yellowstone, Montana · 3842 days ago · 8 km deep · 88 km away
  9. 1.517 km SE of West Yellowstone, Montana · 3842 days ago · 10 km deep · 87 km away
  10. 1.918 km SSW of Irwin, Idaho · 3831 days ago · 6 km deep · 71 km away
  11. 2.1Wyoming · 3825 days ago · 5 km deep · 55 km away
  12. 2.36 km S of Hoback, Wyoming · 3825 days ago · -2 km deep · 61 km away
  13. 1.561 km ESE of West Yellowstone, Montana · 3819 days ago · 7 km deep · 79 km away
  14. 2.47 km SSE of Hoback, Wyoming · 3818 days ago · 4 km deep · 61 km away
  15. 1.6Wyoming · 3818 days ago · 12 km deep · 61 km away
  16. 1.96 km S of Hoback, Wyoming · 3818 days ago · 5 km deep · 61 km away
  17. 1.96 km SE of Hoback, Wyoming · 3818 days ago · -2 km deep · 60 km away
  18. 1.68 km ENE of Alta, Wyoming · 3817 days ago · 4 km deep · 6 km away
  19. 1.98 km ENE of Alta, Wyoming · 3817 days ago · 5 km deep · 6 km away
  20. 2.28 km ENE of Alta, Wyoming · 3817 days ago · 10 km deep · 5 km away
  21. 2.59 km SE of Hoback, Wyoming · 3816 days ago · 2 km deep · 62 km away
  22. 1.750 km SSE of Mammoth, Wyoming · 3816 days ago · 2 km deep · 98 km away
  23. 2.49 km S of Hoback, Wyoming · 3816 days ago · 6 km deep · 63 km away
  24. 1.651 km SSE of Mammoth, Wyoming · 3815 days ago · 3 km deep · 97 km away
  25. 1.75 km SSE of Hoback, Wyoming · 3814 days ago · 5 km deep · 60 km away
  26. 1.955 km SE of West Yellowstone, Montana · 3812 days ago · 2 km deep · 64 km away
  27. 1.825 km S of Irwin, Idaho · 3809 days ago · 5 km deep · 76 km away
  28. 1.69 km W of Hoback, Wyoming · 3807 days ago · 2 km deep · 55 km away

Before

  1. 1.743 km ESE of West Yellowstone, Montana · 3867 days ago · 2 km deep · 87 km away
  2. 4.023 km SE of Kelly, Wyoming · 3869 days ago · 5 km deep · 49 km away · felt by 153
  3. 2.45 km SW of West Yellowstone, Montana · 3886 days ago · 9 km deep · 98 km away
  4. 2.028 km WNW of Freedom, Idaho · 3886 days ago · 5 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event mb80128399. Read Thu, Oct 1, 2026, 5:51 AM UTC.