Montana earthquakes

M1.9 earthquake 41 km SSE of Mammoth, Wyoming

A magnitude 1.9 earthquake struck 41 km SSE of Mammoth, Wyoming on Sat, Oct 15, 2016, 12:51 AM MDT (06:51 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.9 49 km SE of West Yellowstone, Montana. 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
1.9 (ml), micro
Local time
UTC
2016-10-15 06:51:37 UTC
Depth
5.2 km (3.2 mi), shallow
Epicenter
44.648° N, 110.440° 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 0.4 km horizontally, 1.8 km in depth
Magnitude uncertainty
±0.34
Depth from
From location
Station coverage gap
131°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 62 in the 60 days after this one and 26 in the 30 days before it.

After

  1. 1.532 km ESE of West Yellowstone, Montana · 3635 days ago · 8 km deep · 22 km away
  2. 2.541 km SSE of Mammoth, Wyoming · 3631 days ago · 6 km deep · 1 km away
  3. 2.2Wyoming · 3631 days ago · 6 km deep · 1 km away
  4. 2.423 km ENE of Hebgen Lake Estates, Montana · 3630 days ago · 8 km deep · 42 km away
  5. 2.031 km SSE of West Yellowstone, Montana · 3628 days ago · 8 km deep · 47 km away
  6. 2.047 km SSE of Mammoth, Wyoming · 3628 days ago · 5 km deep · 6 km away
  7. 2.047 km SSE of Mammoth, Wyoming · 3628 days ago · 2 km deep · 6 km away
  8. 2.246 km SSE of Mammoth, Wyoming · 3628 days ago · 2 km deep · 5 km away
  9. 1.747 km SSE of Mammoth, Wyoming · 3628 days ago · 4 km deep · 6 km away
  10. 1.948 km SSE of Mammoth, Wyoming · 3628 days ago · 5 km deep · 6 km away
  11. 1.847 km SSE of Mammoth, Wyoming · 3628 days ago · 3 km deep · 6 km away
  12. 1.648 km SSE of Mammoth, Wyoming · 3628 days ago · 2 km deep · 7 km away
  13. 1.647 km SSE of Mammoth, Wyoming · 3628 days ago · 3 km deep · 6 km away
  14. 1.848 km SSE of Mammoth, Wyoming · 3628 days ago · 4 km deep · 7 km away
  15. 1.948 km SSE of Mammoth, Wyoming · 3628 days ago · 4 km deep · 6 km away
  16. 1.619 km NE of West Yellowstone, Montana · 3627 days ago · 6 km deep · 42 km away
  17. 1.513 km NNE of West Yellowstone, Montana · 3622 days ago · 7 km deep · 47 km away
  18. 1.834 km S of Silver Gate, Montana · 3622 days ago · 2 km deep · 33 km away
  19. 1.733 km S of Silver Gate, Montana · 3621 days ago · 15 km deep · 35 km away
  20. 1.549 km SE of West Yellowstone, Montana · 3620 days ago · 5 km deep · 34 km away
  21. 2.328 km W of Hebgen Lake Estates, Montana · 3616 days ago · 13 km deep · 89 km away · felt by 2
  22. 1.740 km S of Silver Gate, Montana · 3608 days ago · 8 km deep · 32 km away
  23. 1.841 km ENE of Warm River, Idaho · 3606 days ago · 1 km deep · 55 km away
  24. 1.725 km SE of Mammoth, Wyoming · 3605 days ago · 5 km deep · 16 km away
  25. 2.541 km SSE of West Yellowstone, Montana · 3605 days ago · 11 km deep · 48 km away · felt by 1
  26. 2.249 km SE of West Yellowstone, Montana · 3603 days ago · 6 km deep · 38 km away
  27. 1.749 km SE of West Yellowstone, Montana · 3603 days ago · 7 km deep · 37 km away
  28. 2.625 km SE of Mammoth, Wyoming · 3599 days ago · 3 km deep · 18 km away
  29. 1.549 km SE of West Yellowstone, Montana · 3596 days ago · 6 km deep · 38 km away
  30. 1.649 km SE of West Yellowstone, Montana · 3596 days ago · 4 km deep · 37 km away
  31. 1.850 km SE of West Yellowstone, Montana · 3596 days ago · 7 km deep · 38 km away
  32. 2.149 km SE of West Yellowstone, Montana · 3595 days ago · 4 km deep · 37 km away
  33. 2.549 km SE of West Yellowstone, Montana · 3595 days ago · 4 km deep · 37 km away
  34. 2.449 km SE of West Yellowstone, Montana · 3595 days ago · 4 km deep · 37 km away
  35. 2.548 km SE of West Yellowstone, Montana · 3595 days ago · 4 km deep · 37 km away
  36. 1.647 km SE of West Yellowstone, Montana · 3595 days ago · 2 km deep · 37 km away
  37. 2.949 km SE of West Yellowstone, Montana · 3595 days ago · 3 km deep · 37 km away
  38. 2.249 km SE of West Yellowstone, Montana · 3595 days ago · 2 km deep · 38 km away
  39. 1.649 km SE of West Yellowstone, Montana · 3595 days ago · 4 km deep · 37 km away
  40. 1.649 km SE of West Yellowstone, Montana · 3595 days ago · 3 km deep · 37 km away
  41. 1.948 km SE of West Yellowstone, Montana · 3595 days ago · 4 km deep · 37 km away
  42. 1.648 km SE of West Yellowstone, Montana · 3595 days ago · 2 km deep · 37 km away
  43. 1.849 km SE of West Yellowstone, Montana · 3595 days ago · 4 km deep · 37 km away
  44. 2.048 km SE of West Yellowstone, Montana · 3595 days ago · 4 km deep · 36 km away
  45. 1.648 km SE of West Yellowstone, Montana · 3595 days ago · 5 km deep · 37 km away
  46. 2.941 km SSE of Mammoth, Wyoming · 3594 days ago · 4 km deep · 1 km away · felt by 3
  47. 2.342 km SSE of Mammoth, Wyoming · 3594 days ago · 5 km deep · 1 km away
  48. 1.842 km SSE of Mammoth, Wyoming · 3594 days ago · 6 km deep · 2 km away
  49. 1.942 km SSE of Mammoth, Wyoming · 3594 days ago · 5 km deep · 1 km away
  50. 1.627 km S of Mammoth, Wyoming · 3593 days ago · 5 km deep · 28 km away
  51. 1.526 km WNW of Hebgen Lake Estates, Montana · 3593 days ago · 7 km deep · 87 km away
  52. 1.9Wyoming · 3591 days ago · 2 km deep · 37 km away
  53. 2.014 km NE of West Yellowstone, Montana · 3591 days ago · 8 km deep · 44 km away
  54. 1.747 km SE of Mammoth, Wyoming · 3589 days ago · 5 km deep · 9 km away
  55. 2.026 km W of Hebgen Lake Estates, Montana · 3589 days ago · 13 km deep · 88 km away
  56. 1.945 km ESE of West Yellowstone, Montana · 3582 days ago · 4 km deep · 20 km away
  57. 2.044 km ESE of West Yellowstone, Montana · 3582 days ago · 2 km deep · 19 km away
  58. 1.945 km ESE of West Yellowstone, Montana · 3582 days ago · 2 km deep · 19 km away
  59. 2.226 km S of Mammoth, Wyoming · 3578 days ago · 7 km deep · 28 km away
  60. 2.326 km SSW of Mammoth, Wyoming · 3577 days ago · 6 km deep · 28 km away

The first 60 of 62.

Before

  1. 1.839 km S of Silver Gate, Montana · 3640 days ago · 11 km deep · 33 km away
  2. 1.837 km S of Silver Gate, Montana · 3640 days ago · 15 km deep · 34 km away
  3. 1.73 km NE of Hebgen Lake Estates, Montana · 3641 days ago · 11 km deep · 59 km away
  4. 2.110 km NNE of West Yellowstone, Montana · 3643 days ago · 7 km deep · 50 km away
  5. 1.639 km SE of Mammoth, Wyoming · 3646 days ago · 6 km deep · 5 km away
  6. 2.339 km S of Silver Gate, Montana · 3648 days ago · 11 km deep · 34 km away
  7. 2.237 km S of Silver Gate, Montana · 3648 days ago · 14 km deep · 34 km away
  8. 1.837 km S of Silver Gate, Montana · 3648 days ago · 15 km deep · 35 km away
  9. 1.836 km E of West Yellowstone, Montana · 3648 days ago · 5 km deep · 16 km away
  10. 2.226 km SSW of Mammoth, Wyoming · 3650 days ago · 7 km deep · 29 km away
  11. 1.712 km E of West Yellowstone, Montana · 3653 days ago · 7 km deep · 40 km away
  12. 2.5Wyoming · 3654 days ago · 7 km deep · 59 km away
  13. 2.257 km NNE of Kelly, Wyoming · 3655 days ago · 8 km deep · 60 km away
  14. 1.74 km ESE of Hebgen Lake Estates, Montana · 3655 days ago · 11 km deep · 56 km away
  15. 1.65 km ESE of Hebgen Lake Estates, Montana · 3655 days ago · 11 km deep · 56 km away
  16. 2.64 km ESE of Hebgen Lake Estates, Montana · 3656 days ago · 11 km deep · 56 km away
  17. 2.85 km ESE of Hebgen Lake Estates, Montana · 3656 days ago · 11 km deep · 56 km away
  18. 1.75 km ESE of Hebgen Lake Estates, Montana · 3656 days ago · 11 km deep · 56 km away
  19. 2.35 km ESE of Hebgen Lake Estates, Montana · 3656 days ago · 11 km deep · 56 km away
  20. 1.638 km SSE of West Yellowstone, Montana · 3657 days ago · 3 km deep · 46 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60165757. Read Tue, Sep 29, 2026, 1:13 PM UTC.