M1.5 earthquake Utah
A magnitude 1.5 earthquake struck in Utah on Tue, Mar 19, 1985, 10:49 AM MST (17:49 UTC), 2 km (1 mi) below the surface.
A larger quake followed: M2.7 19 km WSW of Georgetown, Idaho. 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
- 1985-03-19 17:49:36 UTC
- Depth
- 1.7 km (1.1 mi), shallow
- Epicenter
- 41.950° N, 112.500° W
- Region
- Idaho
- 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 1.6 km horizontally, 4.8 km in depth
- Depth from
- From location
- Station coverage gap
- 259°, poorly surrounded by stations
- Stations used
- 3
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 7 in the 60 days after this one and 2 in the 30 days before it.
After
- 1.513 km S of Snowville, Utah · 15158 days ago · 2 km deep · 19 km away
- 2.719 km WSW of Georgetown, Idaho · 15145 days ago · 4 km deep · 91 km away
- 1.648 km W of Plain City, Utah · 15140 days ago · 5 km deep · 68 km away
- 1.844 km W of Plain City, Utah · 15140 days ago · 7 km deep · 66 km away
- 1.612 km ENE of Avon, Utah · 15117 days ago · 11 km deep · 78 km away
- 1.613 km W of Paris, Idaho · 15110 days ago · 13 km deep · 82 km away
- 2.412 km E of North Logan, Utah · 15102 days ago · 4 km deep · 73 km away
Before
Earthquakes todayIdaho earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uu50020530. Read Tue, Sep 22, 2026, 2:12 PM UTC.