Utah earthquakes

M1.8 earthquake 15 km NNE of Fayette, Utah

A magnitude 1.8 earthquake struck 15 km NNE of Fayette, Utah on Tue, Jul 20, 1982, 11:08 AM MDT (17:08 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.1 8 km NW of Helper, Utah. This one was a foreshock.

Manti 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
1982-07-20 17:08:48 UTC
Depth
5.7 km (3.6 mi), shallow
Epicenter
39.363° N, 111.814° 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, 1.9 km in depth
Depth from
From location
Station coverage gap
90°
Stations used
18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 1.714 km N of Fayette, Utah · 16135 days ago · 4 km deep · 1 km away
  2. 1.513 km N of Scipio, Utah · 16129 days ago · 0 km deep · 25 km away
  3. 2.18 km NW of Helper, Utah · 16128 days ago · 1 km deep · 87 km away
  4. 2.414 km NNW of Orangeville, Utah · 16119 days ago · 7 km deep · 59 km away
  5. 2.17 km NW of Helper, Utah · 16111 days ago · 4 km deep · 87 km away
  6. 2.12 km N of Santaquin, Utah · 16104 days ago · 2 km deep · 71 km away
  7. 1.86 km WNW of Hiawatha, Utah · 16090 days ago · 0 km deep · 66 km away

Before

  1. 1.614 km NNE of Fayette, Utah · 16135 days ago · 3 km deep · 1 km away
  2. 2.311 km NNW of Orangeville, Utah · 16135 days ago · 3 km deep · 61 km away
  3. 1.512 km N of Scipio, Utah · 16136 days ago · 2 km deep · 26 km away
  4. 1.714 km N of Fayette, Utah · 16137 days ago · 4 km deep · 2 km away
  5. 1.714 km NNE of Fayette, Utah · 16137 days ago · 2 km deep · 1 km away
  6. 2.07 km E of Monroe, Utah · 16150 days ago · 19 km deep · 83 km away
  7. 1.64 km ESE of Annabella, Utah · 16152 days ago · 12 km deep · 76 km away
  8. 1.515 km NNE of Fayette, Utah · 16159 days ago · 6 km deep · 0 km away
  9. 1.714 km NNE of Fayette, Utah · 16159 days ago · 7 km deep · 1 km away
  10. 1.6Utah · 16159 days ago · 1 km deep · 5 km away
  11. 2.119 km ESE of Sterling, Utah · 16162 days ago · 4 km deep · 38 km away
  12. 1.86 km NNW of Helper, Utah · 16162 days ago · 6 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50005275. Read Tue, Sep 22, 2026, 3:07 PM UTC.