M1.9 earthquake 4 km NE of Magna, Utah
A magnitude 1.9 earthquake struck 4 km NE of Magna, Utah on Sat, Dec 5, 2020, 4:50 PM MST (23:50 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M2.4 9 km W of Independence, Utah. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.9 (ML, local (Richter)), micro
- Magnitude from
- University of Utah Seismograph Stations
- Local time
- UTC
- 2020-12-05 23:50:30 UTC
- Depth
- 9.8 km (6.1 mi), shallow
- Epicenter
- 40.733° N, 112.062° 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 0.3 km horizontally, 0.4 km in depth
- Magnitude uncertainty
- ±0.26
- Depth from
- From location
- Station coverage gap
- 29°
- Stations used
- 39
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 7 in the 30 days before it.
After
- 2.49 km W of Independence, Utah · 2123 days ago · 11 km deep · 75 km away · felt by 3
- 1.68 km E of Avon, Utah · 2123 days ago · 10 km deep · 94 km away
- 1.69 km ENE of Huntsville, Utah · 2111 days ago · 13 km deep · 70 km away
- 2.04 km ENE of Magna, Utah · 2089 days ago · 8 km deep · 1 km away · felt by 12
Before
- 1.620 km WSW of Corinne, Utah · 2141 days ago · 0 km deep · 85 km away
- 2.07 km ESE of Morgan, Utah · 2141 days ago · 11 km deep · 50 km away
- 1.84 km NE of Magna, Utah · 2143 days ago · 10 km deep · 0 km away
- 1.74 km NNW of West Valley City, Utah · 2146 days ago · 8 km deep · 3 km away · felt by 1
- 2.54 km ENE of Magna, UT · 2146 days ago · 10 km deep · 0 km away · felt by 192
- 1.96 km NNE of Magna, UT · 2147 days ago · 10 km deep · 3 km away · felt by 2
- 2.15 km NNE of Magna, Utah · 2154 days ago · 9 km deep · 2 km away · felt by 10
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uu60420857. Read Mon, Oct 5, 2026, 7:24 AM UTC.