Utah earthquakes

M2.8 earthquake 9 km NNE of Sunnyside, Utah

A magnitude 2.8 earthquake struck 9 km NNE of Sunnyside, Utah on Sat, Sep 28, 1985, 11:10 PM MDT (05:10 UTC), 3 km (2 mi) below the surface.

East Carbon City forecastMore in Utah

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
2.8 (md), micro
Local time
UTC
1985-09-29 05:10:36 UTC
Depth
3.0 km (1.8 mi), shallow
Epicenter
39.630° N, 110.352° 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 2.7 km horizontally, 1.9 km in depth
Depth from
From location
Station coverage gap
245°, poorly surrounded by stations
Stations used
12

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 10 in the 30 days before it.

After

  1. 2.117 km WNW of Orangeville, Utah · 14965 days ago · 8 km deep · 86 km away
  2. 2.67 km N of East Carbon City, Utah · 14960 days ago · -1 km deep · 6 km away
  3. 1.86 km NE of Sunnyside, Utah · 14959 days ago · 5 km deep · 4 km away
  4. 1.915 km WNW of Orangeville, Utah · 14959 days ago · 6 km deep · 86 km away
  5. 2.59 km N of Sunnyside, Utah · 14956 days ago · 2 km deep · 3 km away
  6. 2.0Utah · 14952 days ago · 7 km deep · 23 km away
  7. 2.410 km NNW of East Carbon City, Utah · 14950 days ago · 4 km deep · 10 km away
  8. 2.58 km NNE of Sunnyside, Utah · 14941 days ago · 2 km deep · 1 km away
  9. 2.414 km S of Independence, Utah · 14924 days ago · 7 km deep · 97 km away
  10. 2.77 km N of Sunnyside, Utah · 14912 days ago · 6 km deep · 3 km away
  11. 2.521 km E of Kenilworth, Utah · 14909 days ago · 8 km deep · 20 km away

Before

  1. 2.313 km NW of Orangeville, Utah · 14971 days ago · 2 km deep · 80 km away
  2. 2.68 km N of Sunnyside, Utah · 14973 days ago · 5 km deep · 3 km away
  3. 1.912 km WNW of Orangeville, Utah · 14974 days ago · 11 km deep · 83 km away
  4. 2.67 km N of East Carbon City, Utah · 14974 days ago · 0 km deep · 6 km away
  5. 2.35 km N of East Carbon City, Utah · 14977 days ago · 4 km deep · 7 km away
  6. 2.66 km N of East Carbon City, Utah · 14984 days ago · 2 km deep · 6 km away
  7. 2.97 km N of Sunnyside, Utah · 14991 days ago · 3 km deep · 3 km away
  8. 2.77 km NNE of Sunnyside, Utah · 14991 days ago · 1 km deep · 2 km away
  9. 2.715 km ENE of Kenilworth, Utah · 14994 days ago · -2 km deep · 26 km away
  10. 2.48 km NNE of Sunnyside, Utah · 14997 days ago · 3 km deep · 1 km away

Earthquakes todayUtah earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50024330. Read Tue, Sep 22, 2026, 9:25 AM UTC.