Montana earthquakes

M1.6 earthquake 49 km SSE of Mammoth, Wyoming

A magnitude 1.6 earthquake struck 49 km SSE of Mammoth, Wyoming on Mon, Mar 31, 2014, 11:39 AM MDT (17:39 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.1 25 km S of Mammoth, Wyoming. This one was a foreshock.

Gardiner forecastMore in Montana

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.6 (ML, local (Richter)), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
2014-03-31 17:39:44 UTC
Depth
5.2 km (3.2 mi), shallow
Epicenter
44.598° N, 110.371° 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 1.5 km horizontally, 1.4 km in depth
Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
178°
Stations used
8

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 107 in the 60 days after this one and 147 in the 30 days before it.

After

  1. 2.125 km S of Mammoth, Wyoming · 4568 days ago · 3 km deep · 28 km away
  2. 1.722 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 30 km away
  3. 2.323 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 29 km away
  4. 1.824 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 29 km away
  5. 2.223 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 30 km away
  6. 2.424 km S of Mammoth, Wyoming · 4568 days ago · 5 km deep · 29 km away
  7. 1.530 km S of Mammoth, Wyoming · 4568 days ago · 5 km deep · 28 km away
  8. 2.224 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 29 km away
  9. 1.923 km S of Mammoth, Wyoming · 4568 days ago · 3 km deep · 29 km away
  10. 1.725 km S of Mammoth, Wyoming · 4568 days ago · 3 km deep · 29 km away
  11. 1.8Wyoming · 4568 days ago · 2 km deep · 29 km away
  12. 1.924 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 29 km away
  13. 1.624 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 29 km away
  14. 2.122 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 30 km away
  15. 1.924 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 29 km away
  16. 2.122 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 29 km away
  17. 3.125 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 28 km away
  18. 1.924 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 29 km away
  19. 1.822 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 32 km away
  20. 1.627 km S of Mammoth, Wyoming · 4567 days ago · 5 km deep · 35 km away
  21. 2.027 km S of Mammoth, Wyoming · 4567 days ago · 2 km deep · 35 km away
  22. 1.926 km S of Mammoth, Wyoming · 4567 days ago · 8 km deep · 35 km away
  23. 1.626 km SSW of Mammoth, Wyoming · 4567 days ago · 6 km deep · 36 km away
  24. 2.022 km S of Mammoth, Wyoming · 4567 days ago · 4 km deep · 31 km away
  25. 1.627 km SSW of Mammoth, Wyoming · 4566 days ago · 5 km deep · 35 km away
  26. 2.117 km ENE of Hebgen Lake Estates, Montana · 4566 days ago · 9 km deep · 56 km away
  27. 2.126 km S of Mammoth, Wyoming · 4566 days ago · 8 km deep · 35 km away
  28. 1.524 km SSW of Mammoth, Wyoming · 4565 days ago · 9 km deep · 36 km away
  29. 2.515 km S of West Yellowstone, Montana · 4565 days ago · 14 km deep · 62 km away
  30. 1.717 km SSW of Mammoth, Wyoming · 4565 days ago · 6 km deep · 40 km away
  31. 2.126 km SSW of Mammoth, Wyoming · 4563 days ago · 8 km deep · 35 km away
  32. 1.626 km SSW of Mammoth, Wyoming · 4563 days ago · 6 km deep · 36 km away
  33. 2.419 km SSW of Mammoth, Wyoming · 4563 days ago · 5 km deep · 39 km away
  34. 2.827 km ENE of West Yellowstone, Montana · 4563 days ago · 5 km deep · 35 km away
  35. 2.527 km ENE of West Yellowstone, Montana · 4563 days ago · 5 km deep · 35 km away
  36. 2.127 km SSW of Mammoth, Wyoming · 4563 days ago · 8 km deep · 35 km away
  37. 1.627 km S of Mammoth, Wyoming · 4563 days ago · 5 km deep · 35 km away
  38. 1.726 km SSW of Mammoth, Wyoming · 4563 days ago · 7 km deep · 35 km away
  39. 1.726 km ENE of West Yellowstone, Montana · 4563 days ago · 4 km deep · 35 km away
  40. 1.626 km SSW of Mammoth, Wyoming · 4563 days ago · 8 km deep · 35 km away
  41. 1.626 km S of Mammoth, Wyoming · 4563 days ago · 7 km deep · 35 km away
  42. 1.821 km SSW of Mammoth, Wyoming · 4563 days ago · 4 km deep · 39 km away
  43. 1.518 km SSW of Mammoth, Wyoming · 4562 days ago · 4 km deep · 40 km away
  44. 1.626 km SSW of Mammoth, Wyoming · 4562 days ago · 6 km deep · 35 km away
  45. 1.617 km SSW of Mammoth, Wyoming · 4561 days ago · 4 km deep · 40 km away
  46. 1.529 km E of West Yellowstone, Montana · 4561 days ago · 7 km deep · 30 km away
  47. 1.630 km E of West Yellowstone, Montana · 4561 days ago · 9 km deep · 30 km away
  48. 1.619 km SSW of Mammoth, Wyoming · 4561 days ago · 5 km deep · 40 km away
  49. 1.626 km SSW of Mammoth, Wyoming · 4560 days ago · 7 km deep · 36 km away
  50. 2.426 km S of Mammoth, Wyoming · 4560 days ago · 8 km deep · 35 km away
  51. 2.741 km SSE of Mammoth, Wyoming · 4560 days ago · 5 km deep · 8 km away
  52. 2.036 km S of Silver Gate, Montana · 4559 days ago · 14 km deep · 30 km away
  53. 1.917 km SSW of Mammoth, Wyoming · 4557 days ago · 4 km deep · 40 km away
  54. 1.625 km SSW of Mammoth, Wyoming · 4556 days ago · 7 km deep · 37 km away
  55. 2.030 km W of Hebgen Lake Estates, Montana · 4552 days ago · 12 km deep · 98 km away
  56. 1.630 km S of Mammoth, Wyoming · 4550 days ago · 7 km deep · 24 km away
  57. 1.735 km SE of West Yellowstone, Montana · 4548 days ago · 4 km deep · 44 km away
  58. 1.537 km SE of West Yellowstone, Montana · 4548 days ago · 6 km deep · 43 km away
  59. 2.035 km SSE of West Yellowstone, Montana · 4548 days ago · 6 km deep · 45 km away
  60. 1.835 km SE of West Yellowstone, Montana · 4548 days ago · 7 km deep · 44 km away

The first 60 of 107.

Before

  1. 1.726 km S of Mammoth, Wyoming · 4568 days ago · 8 km deep · 35 km away
  2. 1.621 km S of Mammoth, Wyoming · 4568 days ago · 4 km deep · 32 km away
  3. 1.621 km S of Mammoth, Wyoming · 4569 days ago · 4 km deep · 33 km away
  4. 1.526 km SSW of Mammoth, Wyoming · 4569 days ago · 7 km deep · 35 km away
  5. 2.0Wyoming · 4569 days ago · 3 km deep · 32 km away
  6. 1.624 km S of Mammoth, Wyoming · 4569 days ago · 2 km deep · 30 km away
  7. 1.921 km S of Mammoth, Wyoming · 4569 days ago · 4 km deep · 34 km away
  8. 1.722 km S of Mammoth, Wyoming · 4569 days ago · 1 km deep · 31 km away
  9. 1.621 km S of Mammoth, Wyoming · 4569 days ago · 4 km deep · 35 km away
  10. 1.921 km S of Mammoth, Wyoming · 4569 days ago · 5 km deep · 34 km away
  11. 1.822 km S of Mammoth, Wyoming · 4569 days ago · 2 km deep · 34 km away
  12. 2.923 km S of Mammoth, Wyoming · 4569 days ago · 4 km deep · 33 km away
  13. 2.323 km S of Mammoth, Wyoming · 4569 days ago · 3 km deep · 33 km away
  14. 2.722 km S of Mammoth, Wyoming · 4569 days ago · 5 km deep · 34 km away
  15. 2.122 km S of Mammoth, Wyoming · 4569 days ago · 4 km deep · 34 km away
  16. 1.623 km S of Mammoth, Wyoming · 4569 days ago · 2 km deep · 33 km away
  17. 1.622 km S of Mammoth, Wyoming · 4569 days ago · 3 km deep · 34 km away
  18. 1.625 km S of Mammoth, Wyoming · 4569 days ago · 3 km deep · 31 km away
  19. 1.727 km S of Mammoth, Wyoming · 4569 days ago · 2 km deep · 29 km away
  20. 2.323 km S of Mammoth, Wyoming · 4569 days ago · 4 km deep · 34 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60062497. Read Fri, Oct 2, 2026, 7:16 PM UTC.