Utah earthquakes

M2.0 earthquake Utah

A magnitude 2.0 earthquake struck in Utah on Tue, Oct 15, 1985, 5:27 AM MDT (11:27 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M2.1 17 km ESE of Mapleton, Utah. This one was a foreshock.

Helper 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
2.0 (md), micro
Local time
UTC
1985-10-15 11:27:52 UTC
Depth
6.6 km (4.1 mi), shallow
Epicenter
39.722° N, 110.596° 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 3.3 km horizontally, 1.6 km in depth
Depth from
From location
Station coverage gap
263°, poorly surrounded by stations
Stations used
10

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 2.117 km ESE of Mapleton, Utah · 14951 days ago · 8 km deep · 78 km away
  2. 2.410 km NNW of East Carbon City, Utah · 14950 days ago · 4 km deep · 15 km away
  3. 2.58 km NNE of Sunnyside, Utah · 14942 days ago · 2 km deep · 23 km away
  4. 2.414 km S of Independence, Utah · 14925 days ago · 7 km deep · 74 km away
  5. 2.77 km N of Sunnyside, Utah · 14913 days ago · 6 km deep · 21 km away
  6. 2.521 km E of Kenilworth, Utah · 14910 days ago · 8 km deep · 3 km away
  7. 2.51 km SSW of Scofield, Utah · 14903 days ago · 7 km deep · 49 km away
  8. 2.115 km ENE of Kenilworth, Utah · 14895 days ago · 7 km deep · 3 km away

Before

  1. 2.59 km N of Sunnyside, Utah · 14957 days ago · 2 km deep · 20 km away
  2. 1.915 km WNW of Orangeville, Utah · 14959 days ago · 6 km deep · 74 km away
  3. 1.86 km NE of Sunnyside, Utah · 14960 days ago · 5 km deep · 26 km away
  4. 2.67 km N of East Carbon City, Utah · 14961 days ago · -1 km deep · 19 km away
  5. 2.117 km WNW of Orangeville, Utah · 14966 days ago · 8 km deep · 75 km away
  6. 2.89 km NNE of Sunnyside, Utah · 14969 days ago · 3 km deep · 23 km away
  7. 2.313 km NW of Orangeville, Utah · 14972 days ago · 2 km deep · 69 km away
  8. 2.68 km N of Sunnyside, Utah · 14973 days ago · 5 km deep · 20 km away
  9. 1.912 km WNW of Orangeville, Utah · 14975 days ago · 11 km deep · 72 km away
  10. 2.67 km N of East Carbon City, Utah · 14975 days ago · 0 km deep · 19 km away
  11. 2.35 km N of East Carbon City, Utah · 14978 days ago · 4 km deep · 21 km away
  12. 1.727 km NNE of Tabiona, Utah · 14979 days ago · 6 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50024965. Read Wed, Sep 23, 2026, 3:39 AM UTC.