Utah earthquakes

M1.8 earthquake 11 km S of Beaver, Utah

A magnitude 1.8 earthquake struck 11 km S of Beaver, Utah on Sat, Dec 22, 1984, 11:04 AM MST (18:04 UTC), 8 km (5 mi) below the surface.

A larger quake followed: M1.8 7 km E of Sigurd, Utah. This one was a foreshock.

Beaver 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
1.8 (md), micro
Local time
UTC
1984-12-22 18:04:20 UTC
Depth
7.9 km (4.9 mi), shallow
Epicenter
38.174° N, 112.618° 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 3.5 km horizontally, 3.4 km in depth
Depth from
From location
Station coverage gap
171°
Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 12 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 1.722 km SSW of Kanosh, Utah · 15219 days ago · 0 km deep · 50 km away
  2. 1.89 km SSE of Panguitch, Utah · 15218 days ago · 4 km deep · 52 km away
  3. 1.66 km E of Sigurd, Utah · 15198 days ago · 4 km deep · 97 km away
  4. 1.87 km E of Sigurd, Utah · 15198 days ago · 13 km deep · 99 km away
  5. 1.86 km ENE of Sigurd, Utah · 15198 days ago · 10 km deep · 98 km away
  6. 1.65 km E of Sigurd, Utah · 15198 days ago · 2 km deep · 97 km away
  7. 2.07 km E of Sigurd, Utah · 15198 days ago · 11 km deep · 99 km away
  8. 2.07 km ENE of Sigurd, Utah · 15198 days ago · 10 km deep · 99 km away
  9. 2.03 km NNE of Joseph, Utah · 15195 days ago · 6 km deep · 65 km away
  10. 1.615 km E of Newcastle, Utah · 15194 days ago · 17 km deep · 86 km away
  11. 1.612 km W of Enoch, Utah · 15192 days ago · 2 km deep · 65 km away
  12. 1.510 km SSW of Marysvale, Utah · 15191 days ago · 6 km deep · 36 km away

Before

  1. 2.49 km NNE of Hatch, Utah · 15275 days ago · 6 km deep · 54 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50018095. Read Tue, Sep 22, 2026, 9:10 AM UTC.