Utah earthquakes

M2.7 earthquake 5 km NE of Sunnyside, Utah

A magnitude 2.7 earthquake struck 5 km NE of Sunnyside, Utah on Tue, Aug 6, 1985, 2:58 AM MDT (08:58 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.7 15 km ENE of Kenilworth, Utah. This one was a foreshock.

East Carbon City 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
2.7 (md), micro
Local time
UTC
1985-08-06 08:58:17 UTC
Depth
0.0 km (0.0 mi), shallow
Epicenter
39.580° N, 110.333° 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 2.1 km horizontally, 3.4 km in depth
Depth from
From location
Station coverage gap
230°, poorly surrounded by stations
Stations used
19

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 2.67 km NNE of Sunnyside, Utah · 15022 days ago · 5 km deep · 5 km away
  2. 1.517 km ESE of Mount Pleasant, Utah · 15002 days ago · 3 km deep · 81 km away
  3. 2.48 km NNE of Sunnyside, Utah · 14997 days ago · 3 km deep · 5 km away
  4. 2.715 km ENE of Kenilworth, Utah · 14994 days ago · -2 km deep · 30 km away
  5. 2.77 km NNE of Sunnyside, Utah · 14992 days ago · 1 km deep · 5 km away
  6. 2.97 km N of Sunnyside, Utah · 14991 days ago · 3 km deep · 5 km away
  7. 2.66 km N of East Carbon City, Utah · 14985 days ago · 2 km deep · 8 km away
  8. 2.35 km N of East Carbon City, Utah · 14978 days ago · 4 km deep · 7 km away
  9. 2.67 km N of East Carbon City, Utah · 14974 days ago · 0 km deep · 9 km away
  10. 1.912 km WNW of Orangeville, Utah · 14974 days ago · 11 km deep · 81 km away
  11. 2.68 km N of Sunnyside, Utah · 14973 days ago · 5 km deep · 7 km away
  12. 2.313 km NW of Orangeville, Utah · 14971 days ago · 2 km deep · 79 km away
  13. 2.89 km NNE of Sunnyside, Utah · 14968 days ago · 3 km deep · 6 km away
  14. 2.117 km WNW of Orangeville, Utah · 14965 days ago · 8 km deep · 85 km away

Before

  1. 2.219 km NNW of East Carbon City, Utah · 15029 days ago · 10 km deep · 21 km away
  2. 2.68 km NNE of Sunnyside, Utah · 15038 days ago · 2 km deep · 5 km away
  3. 2.89 km N of Sunnyside, Utah · 15042 days ago · 3 km deep · 9 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50023010. Read Tue, Sep 22, 2026, 10:54 AM UTC.