M2.3 earthquake 10 km S of Dufur, Oregon
A magnitude 2.3 earthquake struck 10 km S of Dufur, Oregon on Wed, Apr 21, 1982, 10:02 AM PST (18:02 UTC), 5 km (3 mi) below the surface.
A larger quake followed: M2.4 4 km WNW of Sandy, Oregon. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.3 (md), micro
- Local time
- UTC
- 1982-04-21 18:02:13 UTC
- Depth
- 4.7 km (2.9 mi), shallow
- Epicenter
- 45.355° N, 121.131° W
- Region
- Oregon
- 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
- Magnitude uncertainty
- ±0.05
- Depth from
- From location
- Station coverage gap
- 118°
- Stations used
- 5
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 0 in the 30 days before it.
After
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10129938. Read Sat, Sep 26, 2026, 9:18 AM UTC.