M2.5 earthquake 15 km WNW of Ione, Oregon
A magnitude 2.5 earthquake struck 15 km WNW of Ione, Oregon on Sun, Aug 27, 1972, 1:31 AM PDT (08:31 UTC), 0 km (0 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
- 1972-08-27 08:31:00 UTC
- Depth
- -0.5 km (-0.3 mi), shallow
- Epicenter
- 45.533° N, 120.016° 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, 0.1 km in depth
- Magnitude uncertainty
- ±0.19
- Depth from
- Operator assigned
- Station coverage gap
- 333°, poorly surrounded by stations
- Stations used
- 11
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 4 in the 30 days before it.
Before
Earthquakes todayOregon earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event uw10853883. Read Tue, Sep 22, 2026, 6:08 AM UTC.