Montana earthquakes

M1.5 earthquake 26 km SSW of Mammoth, Wyoming

A magnitude 1.5 earthquake struck 26 km SSW of Mammoth, Wyoming on Tue, Mar 4, 2014, 6:23 PM MST (01:23 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M4.8 22 km S of Mammoth, Wyoming. This one was a foreshock.

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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, local (Richter)), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
2014-03-05 01:23:27 UTC
Depth
7.2 km (4.5 mi), shallow
Epicenter
44.744° N, 110.776° W
Region
Montana
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 0.5 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.34
Depth from
From location
Station coverage gap
147°
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: 198 in the 60 days after this one and 90 in the 30 days before it.

After

  1. 1.726 km SSW of Mammoth, Wyoming · 4595 days ago · 6 km deep · 0 km away
  2. 1.726 km SSW of Mammoth, Wyoming · 4594 days ago · 8 km deep · 1 km away
  3. 1.526 km SSW of Mammoth, Wyoming · 4593 days ago · 6 km deep · 0 km away
  4. 1.720 km SSE of Mammoth, Wyoming · 4591 days ago · 5 km deep · 12 km away
  5. 1.823 km SE of Mammoth, Wyoming · 4590 days ago · 7 km deep · 20 km away
  6. 1.621 km NNE of Mammoth, WY · 4590 days ago · 3 km deep · 5 km away
  7. 1.722 km SSE of Mammoth, Wyoming · 4589 days ago · 5 km deep · 19 km away
  8. 1.724 km NW of West Yellowstone, MT · 4589 days ago · 2 km deep · 25 km away
  9. 2.223 km SE of West Yellowstone, Montana · 4589 days ago · 3 km deep · 25 km away
  10. 1.720 km SE of Mammoth, Wyoming · 4588 days ago · 7 km deep · 22 km away
  11. 2.126 km SSW of Mammoth, Wyoming · 4588 days ago · 6 km deep · 1 km away
  12. 1.625 km SSW of Mammoth, Wyoming · 4588 days ago · 6 km deep · 1 km away
  13. 1.826 km SSW of Mammoth, Wyoming · 4588 days ago · 6 km deep · 1 km away
  14. 1.626 km SSW of Mammoth, Wyoming · 4588 days ago · 7 km deep · 0 km away
  15. 2.125 km SSW of Mammoth, Wyoming · 4584 days ago · 9 km deep · 1 km away
  16. 1.820 km SE of Mammoth, Wyoming · 4584 days ago · 7 km deep · 21 km away
  17. 1.921 km SE of Mammoth, Wyoming · 4582 days ago · 5 km deep · 20 km away
  18. 1.736 km S of Ennis, Montana · 4581 days ago · 10 km deep · 76 km away
  19. 1.924 km SSW of Mammoth, Wyoming · 4580 days ago · 8 km deep · 2 km away
  20. 1.540 km SE of West Yellowstone, Montana · 4579 days ago · 2 km deep · 40 km away
  21. 2.0Wyoming · 4579 days ago · 8 km deep · 2 km away
  22. 1.717 km SSW of Mammoth, Wyoming · 4578 days ago · 6 km deep · 9 km away
  23. 1.919 km SSW of Mammoth, Wyoming · 4578 days ago · 4 km deep · 7 km away
  24. 2.317 km SSW of Mammoth, Wyoming · 4578 days ago · 7 km deep · 9 km away
  25. 1.917 km SSW of Mammoth, Wyoming · 4577 days ago · 4 km deep · 10 km away
  26. 2.325 km SSW of Mammoth, Wyoming · 4577 days ago · 8 km deep · 1 km away
  27. 1.925 km SSW of Mammoth, Wyoming · 4577 days ago · 8 km deep · 1 km away
  28. 2.325 km SSW of Mammoth, Wyoming · 4577 days ago · 8 km deep · 1 km away
  29. 1.625 km SSW of Mammoth, Wyoming · 4577 days ago · 8 km deep · 1 km away
  30. 1.817 km SSW of Mammoth, Wyoming · 4577 days ago · 4 km deep · 9 km away
  31. 1.616 km SSW of Mammoth, Wyoming · 4577 days ago · 3 km deep · 10 km away
  32. 1.619 km SSW of Mammoth, Wyoming · 4577 days ago · 4 km deep · 7 km away
  33. 1.842 km SSE of Mammoth, Wyoming · 4577 days ago · 9 km deep · 25 km away
  34. 2.023 km SSW of Mammoth, Wyoming · 4576 days ago · 8 km deep · 3 km away
  35. 1.538 km NE of Spencer, Idaho · 4576 days ago · 14 km deep · 89 km away
  36. 1.722 km SSW of Mammoth, Wyoming · 4575 days ago · 7 km deep · 4 km away
  37. 3.019 km SSW of Mammoth, Wyoming · 4573 days ago · 6 km deep · 7 km away
  38. 2.118 km SSW of Mammoth, Wyoming · 4573 days ago · 4 km deep · 8 km away
  39. 3.520 km SSW of Mammoth, Wyoming · 4573 days ago · 5 km deep · 6 km away
  40. 2.020 km SSW of Mammoth, Wyoming · 4573 days ago · 4 km deep · 6 km away
  41. 2.217 km SSW of Mammoth, Wyoming · 4573 days ago · 4 km deep · 9 km away
  42. 2.220 km SSW of Mammoth, Wyoming · 4573 days ago · 4 km deep · 6 km away
  43. 1.919 km SSW of Mammoth, Wyoming · 4573 days ago · 4 km deep · 7 km away
  44. 1.818 km SSW of Mammoth, Wyoming · 4573 days ago · 4 km deep · 9 km away
  45. 2.520 km SSW of Mammoth, Wyoming · 4573 days ago · 6 km deep · 6 km away
  46. 1.616 km SSW of Mammoth, Wyoming · 4572 days ago · 4 km deep · 10 km away
  47. 2.117 km SSW of Mammoth, Wyoming · 4572 days ago · 4 km deep · 9 km away
  48. 1.515 km SW of Mammoth, Wyoming · 4572 days ago · 7 km deep · 15 km away
  49. 1.626 km ENE of West Yellowstone, Montana · 4572 days ago · 7 km deep · 2 km away
  50. 1.822 km S of Mammoth, Wyoming · 4572 days ago · 4 km deep · 8 km away
  51. 2.021 km SSE of Mammoth, Wyoming · 4572 days ago · 4 km deep · 12 km away
  52. 1.820 km SSW of Mammoth, Wyoming · 4571 days ago · 4 km deep · 6 km away
  53. 2.021 km SE of Mammoth, Wyoming · 4571 days ago · 7 km deep · 23 km away
  54. 1.620 km SSE of Mammoth, Wyoming · 4570 days ago · 3 km deep · 14 km away
  55. 3.021 km S of Mammoth, Wyoming · 4569 days ago · 4 km deep · 9 km away
  56. 1.521 km S of Mammoth, Wyoming · 4569 days ago · 3 km deep · 8 km away
  57. 1.620 km S of Mammoth, Wyoming · 4569 days ago · 2 km deep · 9 km away
  58. 1.922 km S of Mammoth, Wyoming · 4569 days ago · 3 km deep · 7 km away
  59. 2.420 km S of Mammoth, Wyoming · 4569 days ago · 4 km deep · 10 km away
  60. 3.422 km S of Mammoth, Wyoming · 4569 days ago · 4 km deep · 8 km away

The first 60 of 198.

Before

  1. 1.527 km SSW of Mammoth, Wyoming · 4595 days ago · 5 km deep · 1 km away
  2. 1.526 km SSW of Mammoth, Wyoming · 4595 days ago · 5 km deep · 0 km away
  3. 1.638 km SSE of Mammoth, Wyoming · 4596 days ago · 5 km deep · 26 km away
  4. 1.834 km NE of Alta, Wyoming · 4596 days ago · 12 km deep · 88 km away
  5. 2.016 km SSE of Mammoth, Wyoming · 4596 days ago · 4 km deep · 15 km away
  6. 1.719 km SSE of Mammoth, Wyoming · 4597 days ago · 2 km deep · 13 km away
  7. 2.023 km SE of Mammoth, Wyoming · 4597 days ago · 8 km deep · 21 km away
  8. 2.026 km ENE of West Yellowstone, Montana · 4597 days ago · 8 km deep · 1 km away
  9. 1.726 km SSW of Mammoth, Wyoming · 4597 days ago · 7 km deep · 1 km away
  10. 2.026 km SSW of Mammoth, Wyoming · 4597 days ago · 8 km deep · 0 km away
  11. 1.727 km ENE of West Yellowstone, Montana · 4598 days ago · 8 km deep · 1 km away
  12. 2.026 km SSW of Mammoth, Wyoming · 4598 days ago · 7 km deep · 0 km away
  13. 1.626 km SSW of Mammoth, Wyoming · 4598 days ago · 6 km deep · 0 km away
  14. 1.626 km SSW of Mammoth, Wyoming · 4598 days ago · 6 km deep · 0 km away
  15. 2.927 km ENE of West Yellowstone, Montana · 4598 days ago · 10 km deep · 1 km away
  16. 1.926 km SSW of Mammoth, Wyoming · 4598 days ago · 5 km deep · 0 km away
  17. 1.826 km SSW of Mammoth, Wyoming · 4598 days ago · 7 km deep · 0 km away
  18. 1.826 km SSW of Mammoth, Wyoming · 4600 days ago · 6 km deep · 0 km away
  19. 1.524 km ESE of West Yellowstone, Montana · 4602 days ago · 5 km deep · 21 km away
  20. 1.826 km ENE of West Yellowstone, Montana · 4602 days ago · 7 km deep · 2 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60058262. Read Fri, Oct 2, 2026, 3:08 PM UTC.