M2.6 earthquake 31 km ESE of Leadore, Idaho
A magnitude 2.6 earthquake struck 31 km ESE of Leadore, Idaho on Fri, Apr 25, 1986, 6:30 PM MST (01:30 UTC), 5 km (3 mi) below the surface.
A larger quake followed: M3.2 16 km NE of Dillon, Montana. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.6 (ml), micro
- Local time
- UTC
- 1986-04-26 01:30:13 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 44.544° N, 113.012° 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.
- Depth from
- OPERATOR_ASSIGNED
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 4 in the 30 days before it.
After
- 3.135 km NNE of Spencer, Idaho · 14749 days ago · 5 km deep · 81 km away
- 3.216 km NE of Dillon, Montana · 14748 days ago · 5 km deep · 96 km away
- 2.731 km SSW of Dillon, Montana · 14707 days ago · 5 km deep · 49 km away
Before
Earthquakes todayIdaho earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002t6x. Read Sat, Sep 26, 2026, 11:09 PM UTC.