Utah earthquakes

M1.6 earthquake 17 km SSE of Sunnyside, Utah

A magnitude 1.6 earthquake struck 17 km SSE of Sunnyside, Utah on Tue, Dec 4, 2018, 3:29 AM MST (10:29 UTC), -2 km (-1 mi) below the surface.

A larger quake followed: M2.3 7 km ENE of Kenilworth, Utah. 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
1.6 (Md, duration), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
2018-12-04 10:29:09 UTC
Depth
-2.1 km (-1.3 mi), shallow
Epicenter
39.411° N, 110.304° 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 0.7 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
199°, poorly surrounded by stations
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 1.617 km SSE of Sunnyside, Utah · 2860 days ago · -3 km deep · 1 km away
  2. 1.917 km SSE of Sunnyside, Utah · 2860 days ago · -3 km deep · 0 km away
  3. 1.817 km SSE of Sunnyside, Utah · 2860 days ago · -3 km deep · 1 km away
  4. 1.5Utah · 2859 days ago · 6 km deep · 0 km away
  5. 1.617 km SSE of Sunnyside, Utah · 2855 days ago · -3 km deep · 0 km away
  6. 1.917 km SSE of Sunnyside, Utah · 2855 days ago · -2 km deep · 1 km away
  7. 1.716 km SSE of Sunnyside, Utah · 2853 days ago · -2 km deep · 1 km away
  8. 2.37 km ENE of Kenilworth, Utah · 2853 days ago · -2 km deep · 49 km away
  9. 1.76 km ENE of Kenilworth, Utah · 2853 days ago · -2 km deep · 49 km away
  10. 1.87 km ENE of Kenilworth, Utah · 2853 days ago · -2 km deep · 49 km away
  11. 1.817 km SSE of Sunnyside, Utah · 2852 days ago · -3 km deep · 1 km away
  12. 2.27 km ENE of Kenilworth, Utah · 2851 days ago · -3 km deep · 48 km away
  13. 1.87 km ENE of Kenilworth, Utah · 2851 days ago · -2 km deep · 48 km away
  14. 2.017 km W of Orangeville, Utah · 2834 days ago · -1 km deep · 84 km away
  15. 1.85 km ENE of Kenilworth, Utah · 2830 days ago · -3 km deep · 51 km away
  16. 1.610 km WNW of Clear Creek, Utah · 2827 days ago · -2 km deep · 87 km away
  17. 1.56 km W of Clear Creek, Utah · 2805 days ago · -1 km deep · 83 km away
  18. 1.610 km WNW of Clear Creek, Utah · 2802 days ago · -3 km deep · 88 km away

Before

  1. 1.77 km WNW of Hiawatha, Utah · 2869 days ago · 5 km deep · 68 km away
  2. 1.59 km SSW of Hiawatha, Utah · 2886 days ago · 2 km deep · 66 km away
  3. 1.79 km SW of Hiawatha, Utah · 2891 days ago · 12 km deep · 66 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu60306452. Read Sun, Oct 4, 2026, 8:51 AM UTC.