Utah earthquakes

M1.5 earthquake 27 km ESE of Mapleton, Utah

A magnitude 1.5 earthquake struck 27 km ESE of Mapleton, Utah on Wed, Nov 7, 1984, 11:51 PM MST (06:51 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.0 11 km W of Huntington, Utah. This one was a foreshock.

Mapleton 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
1.5 (md), micro
Local time
UTC
1984-11-08 06:51:56 UTC
Depth
5.8 km (3.6 mi), shallow
Epicenter
40.026° N, 111.281° 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 1.7 km horizontally, 1.4 km in depth
Depth from
From location
Station coverage gap
197°, poorly surrounded by stations
Stations used
7

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 5 in the 30 days before it.

After

  1. 2.011 km W of Huntington, Utah · 15274 days ago · 6 km deep · 79 km away
  2. 1.610 km W of Clear Creek, Utah · 15272 days ago · 9 km deep · 43 km away
  3. 2.22 km SSW of Clear Creek, Utah · 15272 days ago · 11 km deep · 46 km away
  4. 1.58 km SW of Levan, Utah · 15270 days ago · 0 km deep · 80 km away
  5. 1.66 km SW of Levan, Utah · 15269 days ago · -1 km deep · 79 km away
  6. 1.56 km SW of Levan, Utah · 15268 days ago · -1 km deep · 78 km away
  7. 1.8Utah · 15265 days ago · 5 km deep · 81 km away
  8. 1.510 km NW of Fayette, Utah · 15264 days ago · -3 km deep · 99 km away
  9. 1.59 km NW of Fayette, Utah · 15263 days ago · 0 km deep · 99 km away
  10. 2.43 km N of Wallsburg, Utah · 15256 days ago · 5 km deep · 46 km away
  11. 1.7Utah · 15253 days ago · 6 km deep · 75 km away
  12. 1.522 km ESE of Manti, Utah · 15242 days ago · 29 km deep · 95 km away

Before

  1. 1.912 km NW of Helper, Utah · 15302 days ago · 7 km deep · 41 km away
  2. 1.78 km E of Clear Creek, Utah · 15304 days ago · 14 km deep · 46 km away
  3. 1.917 km ENE of Kenilworth, Utah · 15308 days ago · 4 km deep · 67 km away
  4. 1.68 km ESE of Fairview, Utah · 15320 days ago · 6 km deep · 49 km away
  5. 1.67 km E of Leamington, Utah · 15321 days ago · 6 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50017225. Read Wed, Sep 23, 2026, 3:38 AM UTC.