M1.8 earthquake 28 km S of La Pine, Oregon
A magnitude 1.8 earthquake struck 28 km S of La Pine, Oregon on Mon, Jun 29, 1981, 5:26 PM PDT (00:26 UTC), 16 km (10 mi) below the surface.
A larger quake followed: M2.1 28 km SSE of La Pine, Oregon. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 1.8 (md), micro
- Local time
- UTC
- 1981-06-30 00:26:21 UTC
- Depth
- 15.7 km (9.7 mi), shallow
- Epicenter
- 43.418° N, 121.498° 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 2.7 km horizontally, 7.8 km in depth
- Magnitude uncertainty
- ±0.31
- Depth from
- From location
- Station coverage gap
- 116°
- Stations used
- 6
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 uw10116988. Read Thu, Sep 24, 2026, 7:10 AM UTC.