M3.5 earthquake Wyoming
A magnitude 3.5 earthquake struck in Wyoming on Mon, Mar 6, 1978, 6:10 PM MST (01:10 UTC), 5 km (3 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.5 (ml), minor
- Local time
- UTC
- 1978-03-07 01:10:47 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 44.433° N, 110.843° W
- Region
- Montana
- 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
- 17
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 1 in the 30 days before it.
After
- 3.138 km ENE of Warm River, Idaho · 17736 days ago · 5 km deep · 16 km away
- 3.244 km ENE of Kelly, Wyoming · 17733 days ago · 5 km deep · 85 km away
Before
Earthquakes todayMontana earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000t8v. Read Sun, Sep 27, 2026, 5:05 AM UTC.