Utah earthquakes

M1.8 earthquake 8 km NE of Marysvale, Utah

A magnitude 1.8 earthquake struck 8 km NE of Marysvale, Utah on Wed, Dec 9, 1981, 12:01 PM MST (19:01 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M2.2 14 km SSE of Beaver, Utah. This one was a foreshock.

Monroe 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
1.8 (Md, duration), micro
Magnitude from
University of Utah Seismograph Stations
Local time
UTC
1981-12-09 19:01:28 UTC
Depth
3.8 km (2.3 mi), shallow
Epicenter
38.509° N, 112.172° 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 1.8 km horizontally, 0.8 km in depth
Depth from
From location
Station coverage gap
159°
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 9 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 1.910 km NE of Marysvale, Utah · 16369 days ago · 1 km deep · 2 km away
  2. 1.99 km SSW of Monroe, Utah · 16368 days ago · 2 km deep · 5 km away
  3. 1.617 km WSW of Emery, Utah · 16365 days ago · 6 km deep · 76 km away
  4. 1.715 km SW of Kanosh, Utah · 16354 days ago · 0 km deep · 37 km away
  5. 2.011 km E of Beaver, Utah · 16349 days ago · 15 km deep · 40 km away
  6. 1.58 km ESE of Beaver, Utah · 16345 days ago · 6 km deep · 45 km away
  7. 1.75 km S of Circleville, Utah · 16337 days ago · 6 km deep · 44 km away
  8. 2.16 km S of Circleville, Utah · 16334 days ago · 6 km deep · 45 km away
  9. 2.214 km SSE of Beaver, Utah · 16330 days ago · 10 km deep · 52 km away

Before

  1. 1.86 km SE of Joseph, Utah · 16373 days ago · 11 km deep · 8 km away
  2. 2.215 km SSW of Kanosh, Utah · 16378 days ago · 6 km deep · 36 km away
  3. 1.615 km SW of Kanosh, Utah · 16378 days ago · 3 km deep · 41 km away
  4. 1.62 km SW of Circleville, Utah · 16393 days ago · 6 km deep · 41 km away
  5. 1.84 km SW of Kingston, Utah · 16393 days ago · 6 km deep · 36 km away
  6. 1.7Utah · 16396 days ago · 2 km deep · 20 km away

Earthquakes todayUtah earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uu50003305. Read Sun, Oct 4, 2026, 3:10 AM UTC.