Utah earthquakes

M1.7 earthquake 11 km ENE of Howell, Utah

A magnitude 1.7 earthquake struck 11 km ENE of Howell, Utah on Wed, Dec 30, 1987, 12:32 PM MST (19:32 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.1 8 km WNW of Bear River City, 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
1.7 (md), micro
Local time
UTC
1987-12-30 19:32:11 UTC
Depth
0.3 km (0.2 mi), shallow
Epicenter
41.846° N, 112.327° 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 0.5 km horizontally, 12.7 km in depth
Depth from
From location
Station coverage gap
76°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 13 in the 60 days after this one and 7 in the 30 days before it.

After

  1. 2.118 km WSW of Georgetown, Idaho · 14149 days ago · 2 km deep · 90 km away
  2. 1.712 km NE of Howell, Utah · 14143 days ago · 8 km deep · 2 km away
  3. 1.649 km WNW of Hooper, Utah · 14139 days ago · 5 km deep · 73 km away
  4. 2.09 km NNW of Garden City, Utah · 14132 days ago · -2 km deep · 75 km away
  5. 2.010 km ENE of Howell, Utah · 14125 days ago · 0 km deep · 1 km away
  6. 1.910 km ENE of Howell, Utah · 14125 days ago · 5 km deep · 1 km away
  7. 1.985 km E of Montello, Nevada · 14125 days ago · 6 km deep · 100 km away
  8. 1.785 km E of Montello, Nevada · 14122 days ago · 7 km deep · 100 km away
  9. 1.811 km ENE of Howell, Utah · 14122 days ago · 3 km deep · 0 km away
  10. 1.584 km E of Montello, Nevada · 14115 days ago · 4 km deep · 100 km away
  11. 1.711 km NE of Howell, Utah · 14109 days ago · 0 km deep · 2 km away
  12. 2.18 km WNW of Bear River City, Utah · 14109 days ago · 4 km deep · 26 km away
  13. 1.911 km NE of Howell, Utah · 14105 days ago · 6 km deep · 1 km away

Before

  1. 2.613 km ESE of Snowville, Utah · 14163 days ago · 7 km deep · 21 km away
  2. 1.986 km W of Hooper, Utah · 14168 days ago · 5 km deep · 100 km away
  3. 1.69 km NNE of Howell, Utah · 14169 days ago · 11 km deep · 7 km away
  4. 2.810 km ENE of Howell, Utah · 14172 days ago · 2 km deep · 0 km away
  5. 1.810 km ENE of Avon, Utah · 14181 days ago · 4 km deep · 59 km away
  6. 2.218 km ENE of Snowville, Utah · 14181 days ago · 1 km deep · 27 km away
  7. 1.69 km ENE of Howell, Utah · 14183 days ago · 4 km deep · 3 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50035170. Read Tue, Sep 29, 2026, 3:08 PM UTC.