Utah earthquakes

M1.7 earthquake 11 km E of Howell, Utah

A magnitude 1.7 earthquake struck 11 km E of Howell, Utah on Thu, Apr 16, 1987, 7:15 AM MDT (13:15 UTC), 3 km (2 mi) below the surface.

A larger quake followed: M3.2 12 km SSE of Snowville, Utah. This one was a foreshock.

Thatcher 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
1.7 (Md, duration), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
1987-04-16 13:15:59 UTC
Depth
2.8 km (1.7 mi), shallow
Epicenter
41.812° N, 112.310° 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, 0.9 km in depth
Depth from
From location
Station coverage gap
74°
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 17 in the 60 days after this one and 20 in the 30 days before it.

After

  1. 2.711 km S of Snowville, Utah · 14412 days ago · 10 km deep · 33 km away
  2. 1.615 km S of Snowville, Utah · 14412 days ago · 11 km deep · 33 km away
  3. 1.912 km SSE of Snowville, Utah · 14407 days ago · 5 km deep · 30 km away
  4. 3.212 km SSE of Snowville, Utah · 14407 days ago · 5 km deep · 30 km away
  5. 1.611 km SSE of Snowville, Utah · 14406 days ago · 1 km deep · 29 km away
  6. 2.312 km SSE of Snowville, Utah · 14406 days ago · 4 km deep · 28 km away
  7. 3.112 km SSE of Snowville, Utah · 14406 days ago · 5 km deep · 30 km away
  8. 2.713 km W of Portage, Utah · 14406 days ago · 7 km deep · 19 km away
  9. 2.412 km SSE of Snowville, Utah · 14404 days ago · 5 km deep · 30 km away
  10. 2.613 km SSE of Snowville, Utah · 14404 days ago · 6 km deep · 30 km away
  11. 1.812 km SSE of Snowville, Utah · 14396 days ago · 1 km deep · 29 km away
  12. 1.810 km ENE of Howell, Utah · 14395 days ago · 4 km deep · 2 km away
  13. 1.710 km ENE of Howell, Utah · 14390 days ago · 5 km deep · 4 km away
  14. 1.611 km ENE of Howell, Utah · 14389 days ago · 4 km deep · 4 km away
  15. 1.88 km ENE of Avon, Utah · 14385 days ago · 5 km deep · 56 km away
  16. 2.29 km ENE of Howell, Utah · 14375 days ago · 6 km deep · 2 km away
  17. 2.111 km SSE of Snowville, Utah · 14358 days ago · 5 km deep · 30 km away

Before

  1. 1.712 km S of Snowville, Utah · 14415 days ago · 6 km deep · 33 km away
  2. 2.710 km ENE of Howell, Utah · 14426 days ago · 4 km deep · 2 km away
  3. 3.110 km ENE of Howell, Utah · 14429 days ago · 5 km deep · 2 km away
  4. 1.89 km ENE of Howell, Utah · 14429 days ago · -1 km deep · 2 km away
  5. 2.610 km ENE of Howell, Utah · 14429 days ago · 4 km deep · 2 km away
  6. 3.510 km ENE of Howell, Utah · 14429 days ago · 5 km deep · 2 km away
  7. 2.011 km E of Howell, Utah · 14429 days ago · 1 km deep · 1 km away
  8. 2.010 km ENE of Howell, Utah · 14432 days ago · 4 km deep · 4 km away
  9. 1.68 km NW of Garden City, Utah · 14438 days ago · -2 km deep · 72 km away
  10. 2.27 km NW of Garden City, Utah · 14438 days ago · -2 km deep · 72 km away
  11. 2.28 km NW of Garden City, Utah · 14438 days ago · -3 km deep · 73 km away
  12. 2.48 km SSW of Snowville, Utah · 14440 days ago · 6 km deep · 37 km away
  13. 2.19 km S of Snowville, Utah · 14440 days ago · 0 km deep · 33 km away
  14. 3.19 km S of Snowville, Utah · 14440 days ago · 4 km deep · 34 km away
  15. 1.617 km ENE of Snowville, Utah · 14440 days ago · 2 km deep · 30 km away
  16. 2.59 km S of Snowville, Utah · 14441 days ago · 5 km deep · 35 km away
  17. 1.88 km E of Huntsville, Utah · 14441 days ago · 7 km deep · 81 km away
  18. 1.98 km E of Huntsville, Utah · 14441 days ago · 10 km deep · 81 km away
  19. 2.110 km ENE of Howell, Utah · 14444 days ago · 2 km deep · 3 km away
  20. 3.010 km ENE of Howell, Utah · 14444 days ago · 2 km deep · 4 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50032360. Read Fri, Oct 2, 2026, 8:37 PM UTC.