M5.5 earthquake 230 km W of Langlois, Oregon
A magnitude 5.5 earthquake struck 230 km W of Langlois, Oregon on Wed, May 8, 1968, 8:03 PM GMT-7 (03:03 UTC), 19 km (11 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.5 (mw), moderate
- Local time
- UTC
- 1968-05-09 03:03:01 UTC
- Depth
- 18.5 km (11.5 mi), shallow
- Epicenter
- 43.312° N, 127.235° 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.
- Magnitude uncertainty
- ±0.20
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 0 in the 60 days after this one and 2 in the 30 days before it.
Before
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event iscgem821711. Read Tue, Sep 22, 2026, 7:41 AM UTC.