M2.2 earthquake 5 km NNE of Magna, Utah
A magnitude 2.2 earthquake struck 5 km NNE of Magna, Utah on Wed, Mar 8, 1978, 10:51 PM MST (05:51 UTC), 9 km (6 mi) below the surface.
A larger quake followed: M3.3 6 km NNE of Magna, Utah. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.2 (ml), micro
- Local time
- UTC
- 1978-03-09 05:51:12 UTC
- Depth
- 9.0 km (5.6 mi), shallow
- Epicenter
- 40.756° N, 112.074° 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.
- Stations used
- 13
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 3.36 km NNE of Magna, Utah · 17730 days ago · 9 km deep · 1 km away
- 2.57 km NNE of Magna, Utah · 17730 days ago · 7 km deep · 1 km away
- 2.8Utah · 17725 days ago · 13 km deep · 1 km away
Before
Earthquakes todayUtah earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000taa. Read Tue, Sep 22, 2026, 9:18 PM UTC.