Utah earthquakes

M1.6 earthquake 4 km NE of Howell, Utah

A magnitude 1.6 earthquake struck 4 km NE of Howell, Utah on Tue, Oct 30, 1984, 1:55 PM MST (20:55 UTC), -3 km (-2 mi) below the surface.

A larger quake followed: M2.7 11 km WSW of Bennington, Idaho. 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
1.6 (Md, duration), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
1984-10-30 20:55:40 UTC
Depth
-3.0 km (-1.8 mi), shallow
Epicenter
41.820° N, 112.400° 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 0.9 km horizontally, 9.8 km in depth
Depth from
From location
Station coverage gap
90°
Stations used
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 11 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 1.84 km SW of Wellsville, Utah · 15303 days ago · 2 km deep · 42 km away
  2. 1.512 km SSE of Snowville, Utah · 15291 days ago · 1 km deep · 21 km away
  3. 1.5Utah · 15284 days ago · 1 km deep · 15 km away
  4. 2.711 km WSW of Bennington, Idaho · 15275 days ago · -3 km deep · 98 km away
  5. 2.512 km WSW of Bennington, Idaho · 15274 days ago · -1 km deep · 98 km away
  6. 1.914 km W of Georgetown, Idaho · 15271 days ago · 0 km deep · 100 km away
  7. 1.818 km ENE of Snowville, Utah · 15267 days ago · 2 km deep · 25 km away
  8. 1.619 km ENE of Snowville, Utah · 15267 days ago · 7 km deep · 27 km away
  9. 1.917 km N of Howell, Utah · 15265 days ago · 6 km deep · 15 km away
  10. 2.118 km ENE of Snowville, Utah · 15263 days ago · 8 km deep · 25 km away
  11. 1.912 km ESE of Providence, Utah · 15260 days ago · 0 km deep · 62 km away

Before

  1. 1.83 km ENE of Howell, Utah · 15328 days ago · 0 km deep · 1 km away
  2. 1.712 km ESE of Snowville, Utah · 15328 days ago · 0 km deep · 17 km away
  3. 2.44 km E of Howell, Utah · 15328 days ago · 3 km deep · 2 km away
  4. 3.43 km ENE of Howell, Utah · 15329 days ago · 6 km deep · 2 km away
  5. 1.616 km N of Howell, Utah · 15331 days ago · 1 km deep · 14 km away
  6. 1.64 km SE of Snowville, Utah · 15335 days ago · 1 km deep · 26 km away
  7. 1.74 km ENE of Howell, Utah · 15335 days ago · 4 km deep · 1 km away
  8. 2.317 km ENE of Snowville, Utah · 15339 days ago · 8 km deep · 22 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50017010. Read Sun, Oct 4, 2026, 1:49 PM UTC.