M1.5 earthquake 8 km NW of Junction, Utah
A magnitude 1.5 earthquake struck 8 km NW of Junction, Utah on Wed, Dec 31, 1986, 7:34 PM MST (02:34 UTC), 4 km (2 mi) below the surface.
A larger quake followed: M2.8 19 km S of Beaver, Utah. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.5 (md), micro
- Local time
- UTC
- 1987-01-01 02:34:03 UTC
- Depth
- 3.6 km (2.3 mi), shallow
- Epicenter
- 38.287° N, 112.293° 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 1.2 km horizontally, 21.3 km in depth
- Depth from
- From location
- Station coverage gap
- 104°
- Stations used
- 11
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 4 in the 30 days before it.
After
- 1.77 km S of Joseph, Utah · 14503 days ago · -1 km deep · 30 km away
- 1.67 km S of Joseph, Utah · 14500 days ago · 3 km deep · 31 km away
- 1.7Utah · 14500 days ago · 2 km deep · 30 km away
- 2.819 km S of Beaver, Utah · 14500 days ago · 4 km deep · 38 km away
- 2.421 km S of Beaver, Utah · 14500 days ago · 4 km deep · 39 km away
- 2.322 km S of Beaver, Utah · 14499 days ago · 5 km deep · 40 km away
- 2.77 km NW of Circleville, Utah · 14479 days ago · 13 km deep · 9 km away
- 2.124 km SSW of Kanosh, Utah · 14477 days ago · 17 km deep · 41 km away
Before
Earthquakes todayUtah earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uu50031130. Read Tue, Sep 29, 2026, 6:48 AM UTC.