M2.5 earthquake 15 km ENE of Princeton, Idaho
A magnitude 2.5 earthquake struck 15 km ENE of Princeton, Idaho on Thu, Nov 21, 1985, 1:19 PM PST (21:19 UTC), 18 km (11 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.5 (md), micro
- Local time
- UTC
- 1985-11-21 21:19:40 UTC
- Depth
- 18.4 km (11.4 mi), shallow
- Epicenter
- 46.950° N, 116.634° 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 99.0 km horizontally, 31.6 km in depth
- Magnitude uncertainty
- ±0.04
- Depth from
- Operator assigned
- Station coverage gap
- 244°, poorly surrounded by stations
- 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: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10200073. Read Tue, Sep 22, 2026, 7:57 AM UTC.