Utah earthquakes

M2.0 earthquake 21 km SW of Kanosh, Utah

A magnitude 2.0 earthquake struck 21 km SW of Kanosh, Utah on Wed, Dec 17, 1986, 11:05 PM MST (06:05 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.5 19 km SW of Kanosh, 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
2.0 (md), micro
Local time
UTC
1986-12-18 06:05:09 UTC
Depth
4.5 km (2.8 mi), shallow
Epicenter
38.646° N, 112.579° 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 1.2 km horizontally, 2.2 km in depth
Depth from
From location
Station coverage gap
120°
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: 15 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 2.519 km SW of Kanosh, Utah · 14514 days ago · 1 km deep · 2 km away
  2. 2.618 km SW of Kanosh, Utah · 14514 days ago · 0 km deep · 3 km away
  3. 2.121 km SW of Kanosh, Utah · 14513 days ago · 2 km deep · 1 km away
  4. 1.58 km NW of Junction, Utah · 14510 days ago · 4 km deep · 47 km away
  5. 2.29 km ESE of Scipio, Utah · 14503 days ago · 0 km deep · 79 km away
  6. 1.610 km ESE of Scipio, Utah · 14503 days ago · 3 km deep · 82 km away
  7. 1.77 km S of Joseph, Utah · 14496 days ago · -1 km deep · 32 km away
  8. 1.67 km S of Joseph, Utah · 14494 days ago · 3 km deep · 33 km away
  9. 1.7Utah · 14494 days ago · 2 km deep · 32 km away
  10. 3.39 km SSE of Mayfield, Utah · 14494 days ago · 19 km deep · 92 km away
  11. 2.819 km S of Beaver, Utah · 14493 days ago · 4 km deep · 61 km away
  12. 2.421 km S of Beaver, Utah · 14493 days ago · 4 km deep · 63 km away
  13. 2.322 km S of Beaver, Utah · 14493 days ago · 5 km deep · 64 km away
  14. 2.77 km NW of Circleville, Utah · 14472 days ago · 13 km deep · 52 km away
  15. 2.124 km SSW of Kanosh, Utah · 14471 days ago · 17 km deep · 6 km away

Before

  1. 1.621 km SSW of Kanosh, Utah · 14549 days ago · 2 km deep · 2 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50031015. Read Tue, Sep 22, 2026, 10:28 PM UTC.