Wyoming earthquakes

M1.7 earthquake 67 km SSE of Mammoth, Wyoming

A magnitude 1.7 earthquake struck 67 km SSE of Mammoth, Wyoming on Sat, Jul 17, 2021, 1:11 AM MDT (07:11 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.2 44 km ENE of Warm River, Idaho. 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
1.7 (Md, duration), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
2021-07-17 07:11:16 UTC
Depth
-0.1 km (-0.1 mi), shallow
Epicenter
44.444° N, 110.301° W
Region
Wyoming
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 1.0 km horizontally, 0.8 km in depth
Magnitude uncertainty
±0.28
Depth from
From location
Station coverage gap
147°
Stations used
5

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 at least 200 in the 30 days before it.

After

  1. 1.664 km ESE of West Yellowstone, Montana · 1906 days ago · 4 km deep · 4 km away
  2. 2.164 km ESE of West Yellowstone, Montana · 1906 days ago · 5 km deep · 7 km away
  3. 2.463 km ESE of West Yellowstone, Montana · 1906 days ago · 3 km deep · 7 km away
  4. 2.063 km ESE of West Yellowstone, Montana · 1906 days ago · 4 km deep · 8 km away
  5. 1.664 km ESE of West Yellowstone, Montana · 1906 days ago · 2 km deep · 9 km away
  6. 2.464 km ESE of West Yellowstone, Montana · 1906 days ago · 7 km deep · 7 km away
  7. 2.663 km ESE of West Yellowstone, Montana · 1906 days ago · 2 km deep · 7 km away
  8. 1.963 km ESE of West Yellowstone, Montana · 1906 days ago · 2 km deep · 5 km away
  9. 1.865 km SSE of Mammoth, Wyoming · 1906 days ago · 7 km deep · 3 km away
  10. 1.665 km ESE of West Yellowstone, Montana · 1906 days ago · 5 km deep · 4 km away
  11. 1.865 km ESE of West Yellowstone, Montana · 1906 days ago · 6 km deep · 3 km away
  12. 1.560 km ESE of West Yellowstone, Montana · 1905 days ago · 6 km deep · 8 km away
  13. 1.560 km SSE of Mammoth, Wyoming · 1905 days ago · 6 km deep · 8 km away
  14. 1.665 km ESE of West Yellowstone, Montana · 1905 days ago · 5 km deep · 3 km away
  15. 1.665 km ESE of West Yellowstone, Montana · 1905 days ago · 7 km deep · 4 km away
  16. 2.060 km ESE of West Yellowstone, Montana · 1905 days ago · 4 km deep · 8 km away
  17. 1.960 km ESE of West Yellowstone, Montana · 1905 days ago · 4 km deep · 8 km away
  18. 1.960 km SSE of Mammoth, Wyoming · 1905 days ago · 3 km deep · 8 km away
  19. 1.759 km ESE of West Yellowstone, Montana · 1905 days ago · 2 km deep · 9 km away
  20. 1.861 km SSE of Mammoth, Wyoming · 1905 days ago · 7 km deep · 6 km away
  21. 1.966 km ESE of West Yellowstone, Montana · 1905 days ago · 8 km deep · 3 km away
  22. 1.865 km ESE of West Yellowstone, Montana · 1905 days ago · 8 km deep · 3 km away
  23. 1.762 km SSE of Mammoth, Wyoming · 1905 days ago · 3 km deep · 5 km away
  24. 1.662 km ESE of West Yellowstone, Montana · 1905 days ago · 2 km deep · 6 km away
  25. 1.962 km SSE of Mammoth, Wyoming · 1905 days ago · 7 km deep · 5 km away
  26. 2.162 km SSE of Mammoth, Wyoming · 1905 days ago · 6 km deep · 6 km away
  27. 2.066 km ESE of West Yellowstone, Montana · 1905 days ago · 8 km deep · 3 km away
  28. 1.764 km ESE of West Yellowstone, Montana · 1905 days ago · 5 km deep · 5 km away
  29. 1.8Wyoming · 1905 days ago · 7 km deep · 4 km away
  30. 1.764 km ESE of West Yellowstone, Montana · 1905 days ago · 8 km deep · 4 km away
  31. 2.064 km ESE of West Yellowstone, Montana · 1905 days ago · 7 km deep · 4 km away
  32. 1.563 km ESE of West Yellowstone, Montana · 1905 days ago · 4 km deep · 5 km away
  33. 1.563 km ESE of West Yellowstone, Montana · 1905 days ago · 2 km deep · 6 km away
  34. 2.264 km ESE of West Yellowstone, Montana · 1905 days ago · 5 km deep · 5 km away
  35. 2.163 km ESE of West Yellowstone, Montana · 1905 days ago · 2 km deep · 5 km away
  36. 2.164 km ESE of West Yellowstone, Montana · 1905 days ago · 7 km deep · 4 km away
  37. 2.365 km ESE of West Yellowstone, Montana · 1905 days ago · 10 km deep · 3 km away
  38. 1.664 km ESE of West Yellowstone, Montana · 1905 days ago · 8 km deep · 4 km away
  39. 1.661 km SSE of Mammoth, Wyoming · 1905 days ago · 7 km deep · 7 km away
  40. 2.166 km ESE of West Yellowstone, Montana · 1905 days ago · 7 km deep · 4 km away
  41. 2.165 km ESE of West Yellowstone, Montana · 1905 days ago · 3 km deep · 4 km away
  42. 2.165 km ESE of West Yellowstone, Montana · 1905 days ago · 6 km deep · 4 km away
  43. 1.765 km ESE of West Yellowstone, Montana · 1905 days ago · 8 km deep · 3 km away
  44. 1.767 km ESE of West Yellowstone, Montana · 1904 days ago · 6 km deep · 4 km away
  45. 1.867 km ESE of West Yellowstone, Montana · 1904 days ago · 7 km deep · 3 km away
  46. 1.863 km SSE of Mammoth, Wyoming · 1904 days ago · 8 km deep · 5 km away
  47. 1.665 km ESE of West Yellowstone, Montana · 1904 days ago · 6 km deep · 3 km away
  48. 1.563 km ESE of West Yellowstone, Montana · 1904 days ago · 7 km deep · 5 km away
  49. 1.859 km SSE of Mammoth, Wyoming · 1904 days ago · 2 km deep · 7 km away
  50. 2.0Wyoming · 1904 days ago · 3 km deep · 6 km away
  51. 1.863 km ESE of West Yellowstone, Montana · 1904 days ago · 4 km deep · 5 km away
  52. 1.662 km ESE of West Yellowstone, Montana · 1904 days ago · 2 km deep · 6 km away
  53. 2.763 km ESE of West Yellowstone, Montana · 1904 days ago · 3 km deep · 5 km away
  54. 1.862 km ESE of West Yellowstone, Montana · 1904 days ago · 3 km deep · 5 km away
  55. 1.562 km ESE of West Yellowstone, Montana · 1904 days ago · 3 km deep · 6 km away
  56. 1.962 km ESE of West Yellowstone, Montana · 1904 days ago · 3 km deep · 5 km away
  57. 2.164 km ESE of West Yellowstone, Montana · 1903 days ago · 9 km deep · 4 km away
  58. 1.663 km ESE of West Yellowstone, Montana · 1903 days ago · 2 km deep · 5 km away
  59. 1.763 km ESE of West Yellowstone, Montana · 1903 days ago · 2 km deep · 5 km away
  60. 1.762 km ESE of West Yellowstone, Montana · 1903 days ago · 1 km deep · 7 km away

The first 60 of 107.

Before

  1. 1.563 km ESE of West Yellowstone, Montana · 1906 days ago · 2 km deep · 5 km away
  2. 1.663 km ESE of West Yellowstone, Montana · 1906 days ago · 2 km deep · 5 km away
  3. 1.766 km ESE of West Yellowstone, Montana · 1906 days ago · 7 km deep · 3 km away
  4. 1.964 km ESE of West Yellowstone, Montana · 1906 days ago · 4 km deep · 5 km away
  5. 1.564 km ESE of West Yellowstone, Montana · 1906 days ago · 2 km deep · 5 km away
  6. 1.6Wyoming · 1906 days ago · 4 km deep · 5 km away
  7. 2.765 km ESE of West Yellowstone, Montana · 1906 days ago · 8 km deep · 3 km away
  8. 1.664 km ESE of West Yellowstone, Montana · 1906 days ago · 2 km deep · 4 km away
  9. 2.867 km ESE of West Yellowstone, Montana · 1906 days ago · 8 km deep · 3 km away
  10. 2.066 km S of Silver Gate, Montana · 1906 days ago · 12 km deep · 20 km away
  11. 2.064 km S of Silver Gate, Montana · 1906 days ago · 15 km deep · 18 km away
  12. 1.665 km ESE of West Yellowstone, Montana · 1906 days ago · 8 km deep · 4 km away
  13. 1.764 km ESE of West Yellowstone, Montana · 1906 days ago · 5 km deep · 4 km away
  14. 1.563 km ESE of West Yellowstone, Montana · 1906 days ago · 2 km deep · 7 km away
  15. 1.664 km ESE of West Yellowstone, Montana · 1906 days ago · 6 km deep · 7 km away
  16. 1.664 km ESE of West Yellowstone, Montana · 1906 days ago · 7 km deep · 6 km away
  17. 1.864 km SSE of Mammoth, Wyoming · 1906 days ago · 7 km deep · 4 km away
  18. 2.063 km SSE of Mammoth, Wyoming · 1906 days ago · 6 km deep · 4 km away
  19. 1.661 km ESE of West Yellowstone, Montana · 1906 days ago · -2 km deep · 9 km away
  20. 1.663 km ESE of West Yellowstone, Montana · 1906 days ago · 3 km deep · 7 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60447522. Read Sun, Oct 4, 2026, 11:52 PM UTC.