Utah earthquakes

M3.9 earthquake 82 km W of Hooper, Utah

A magnitude 3.9 earthquake struck 82 km W of Hooper, Utah on Fri, Sep 25, 1987, 6:28 PM MDT (00:28 UTC), 17 km (10 mi) below the surface.

A larger quake followed: M3.9 83 km W of Hooper, Utah. This one was a foreshock.

Hooper forecastMore in Utah

Map

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

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The earthquake

Magnitude
3.9 (ml), minor
Local time
UTC
1987-09-26 00:28:02 UTC
Depth
16.7 km (10.4 mi), shallow
Epicenter
41.208° N, 113.102° W
Region
Utah
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 2.0 km horizontally, 0.9 km in depth
Depth from
From location
Station coverage gap
209°, poorly surrounded by stations
Stations used
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 102 in the 60 days after this one and 23 in the 30 days before it.

After

  1. 2.384 km E of Montello, Nevada · 14241 days ago · 9 km deep · 7 km away
  2. 2.085 km E of Montello, Nevada · 14241 days ago · 8 km deep · 6 km away
  3. 3.385 km E of Montello, Nevada · 14241 days ago · 11 km deep · 6 km away
  4. 2.985 km E of Montello, Nevada · 14240 days ago · 8 km deep · 6 km away
  5. 1.785 km E of Montello, Nevada · 14240 days ago · 10 km deep · 6 km away
  6. 1.786 km W of Hooper, Utah · 14240 days ago · 6 km deep · 4 km away
  7. 1.785 km E of Montello, Nevada · 14239 days ago · 7 km deep · 6 km away
  8. 3.983 km W of Hooper, Utah · 14239 days ago · 10 km deep · 1 km away
  9. 1.684 km E of Montello, Nevada · 14239 days ago · 10 km deep · 7 km away
  10. 1.785 km E of Montello, Nevada · 14239 days ago · 7 km deep · 6 km away
  11. 1.785 km E of Montello, Nevada · 14238 days ago · 8 km deep · 6 km away
  12. 2.086 km E of Montello, Nevada · 14237 days ago · 9 km deep · 6 km away
  13. 3.584 km W of Hooper, Utah · 14236 days ago · 11 km deep · 2 km away
  14. 1.885 km E of Montello, Nevada · 14236 days ago · 8 km deep · 6 km away
  15. 2.185 km E of Montello, Nevada · 14236 days ago · 9 km deep · 7 km away
  16. 1.718 km SW of Thatcher, Utah · 14235 days ago · 7 km deep · 68 km away
  17. 3.318 km SW of Thatcher, Utah · 14235 days ago · 7 km deep · 68 km away
  18. 2.219 km SW of Thatcher, Utah · 14235 days ago · 5 km deep · 68 km away
  19. 1.818 km SW of Thatcher, Utah · 14235 days ago · 8 km deep · 69 km away
  20. 2.017 km SW of Thatcher, Utah · 14234 days ago · 6 km deep · 69 km away
  21. 1.786 km E of Montello, Nevada · 14233 days ago · 6 km deep · 5 km away
  22. 3.120 km SW of Thatcher, Utah · 14233 days ago · 21 km deep · 66 km away
  23. 1.584 km E of Montello, Nevada · 14232 days ago · 5 km deep · 8 km away
  24. 3.385 km W of Hooper, Utah · 14232 days ago · 14 km deep · 4 km away
  25. 1.884 km E of Montello, Nevada · 14232 days ago · 7 km deep · 8 km away
  26. 1.681 km E of Montello, Nevada · 14231 days ago · 8 km deep · 10 km away
  27. 2.385 km E of Montello, Nevada · 14231 days ago · 9 km deep · 7 km away
  28. 1.785 km E of Montello, Nevada · 14231 days ago · 5 km deep · 6 km away
  29. 1.783 km E of Montello, Nevada · 14230 days ago · 7 km deep · 8 km away
  30. 1.985 km E of Montello, Nevada · 14230 days ago · 9 km deep · 7 km away
  31. 1.683 km W of Hooper, Utah · 14229 days ago · 11 km deep · 4 km away
  32. 1.886 km E of Montello, Nevada · 14228 days ago · 6 km deep · 6 km away
  33. 1.684 km E of Montello, Nevada · 14227 days ago · 5 km deep · 7 km away
  34. 1.519 km SW of Thatcher, Utah · 14224 days ago · 3 km deep · 67 km away
  35. 1.786 km W of Hooper, Utah · 14222 days ago · 7 km deep · 5 km away
  36. 1.985 km E of Montello, Nevada · 14222 days ago · 9 km deep · 6 km away
  37. 1.784 km E of Montello, Nevada · 14222 days ago · 7 km deep · 7 km away
  38. 1.684 km E of Montello, Nevada · 14221 days ago · 5 km deep · 7 km away
  39. 2.118 km SW of Thatcher, Utah · 14219 days ago · 8 km deep · 68 km away
  40. 1.984 km E of Montello, Nevada · 14217 days ago · 11 km deep · 8 km away
  41. 1.777 km E of Montello, Nevada · 14214 days ago · 20 km deep · 14 km away
  42. 4.186 km E of Montello, Nevada · 14214 days ago · 9 km deep · 6 km away
  43. 1.985 km E of Montello, Nevada · 14214 days ago · 7 km deep · 6 km away
  44. 2.685 km E of Montello, Nevada · 14213 days ago · 10 km deep · 7 km away
  45. 1.886 km E of Montello, Nevada · 14213 days ago · 10 km deep · 6 km away
  46. 1.783 km E of Montello, Nevada · 14213 days ago · 7 km deep · 8 km away
  47. 2.084 km E of Montello, Nevada · 14213 days ago · 6 km deep · 7 km away
  48. 2.486 km E of Montello, Nevada · 14213 days ago · 8 km deep · 6 km away
  49. 1.686 km E of Montello, Nevada · 14213 days ago · 7 km deep · 6 km away
  50. 1.686 km E of Montello, Nevada · 14213 days ago · 8 km deep · 6 km away
  51. 2.685 km E of Montello, Nevada · 14212 days ago · 9 km deep · 7 km away
  52. 3.085 km E of Montello, Nevada · 14212 days ago · 9 km deep · 7 km away
  53. 2.885 km E of Montello, Nevada · 14212 days ago · 10 km deep · 7 km away
  54. 2.018 km SW of Thatcher, Utah · 14212 days ago · 7 km deep · 68 km away
  55. 2.311 km E of Snowville, Utah · 14211 days ago · 9 km deep · 93 km away
  56. 4.685 km E of Montello, Nevada · 14211 days ago · 10 km deep · 7 km away
  57. 2.484 km E of Montello, Nevada · 14211 days ago · 8 km deep · 7 km away
  58. 1.685 km E of Montello, Nevada · 14211 days ago · 11 km deep · 8 km away
  59. 1.586 km E of Montello, Nevada · 14211 days ago · 8 km deep · 6 km away
  60. 1.885 km E of Montello, Nevada · 14211 days ago · 10 km deep · 7 km away

The first 60 of 102.

Before

  1. 1.780 km W of Hooper, Utah · 14241 days ago · 9 km deep · 3 km away
  2. 1.984 km W of Hooper, Utah · 14242 days ago · 8 km deep · 3 km away
  3. 1.585 km E of Montello, Nevada · 14242 days ago · 6 km deep · 6 km away
  4. 1.883 km W of Hooper, Utah · 14242 days ago · 9 km deep · 1 km away
  5. 1.583 km W of Hooper, Utah · 14242 days ago · 5 km deep · 1 km away
  6. 2.280 km W of Hooper, Utah · 14242 days ago · 12 km deep · 2 km away
  7. 1.981 km W of Hooper, Utah · 14242 days ago · 6 km deep · 1 km away
  8. 1.679 km W of Hooper, Utah · 14242 days ago · 9 km deep · 3 km away
  9. 1.786 km W of Hooper, Utah · 14242 days ago · 12 km deep · 5 km away
  10. 1.983 km W of Hooper, Utah · 14242 days ago · 11 km deep · 2 km away
  11. 1.883 km W of Hooper, Utah · 14242 days ago · 6 km deep · 1 km away
  12. 1.685 km E of Montello, Nevada · 14242 days ago · 11 km deep · 6 km away
  13. 1.586 km W of Hooper, Utah · 14242 days ago · 9 km deep · 4 km away
  14. 1.882 km W of Hooper, Utah · 14242 days ago · 11 km deep · 2 km away
  15. 1.983 km W of Hooper, Utah · 14242 days ago · 11 km deep · 1 km away
  16. 1.784 km W of Hooper, Utah · 14242 days ago · 12 km deep · 2 km away
  17. 4.282 km W of Hooper, Utah · 14242 days ago · 8 km deep · 5 km away
  18. 2.386 km W of Hooper, Utah · 14242 days ago · 5 km deep · 5 km away
  19. 1.883 km SW of Howell, Utah · 14242 days ago · 9 km deep · 5 km away
  20. 4.786 km E of Montello, Nevada · 14242 days ago · 9 km deep · 5 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50033710 (also filed as usp00038qj). Read Tue, Sep 22, 2026, 7:44 AM UTC.