Oregon earthquakes

M2.9 earthquake 23 km SW of Chiloquin, Oregon

A magnitude 2.9 earthquake struck 23 km SW of Chiloquin, Oregon on Mon, Oct 11, 1993, 4:47 PM PDT (23:47 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M3.1 16 km WNW of Klamath Falls, Oregon. This one was a foreshock.

Chiloquin forecastMore in Oregon

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.9 (md), micro
Local time
UTC
1993-10-11 23:47:39 UTC
Depth
11.8 km (7.3 mi), shallow
Epicenter
42.411° N, 122.042° 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 1.9 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.04
Depth from
From location
Station coverage gap
170°
Stations used
15

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 182 in the 60 days after this one and 16 in the 30 days before it.

After

The first 60 of 182.

Before

Earthquakes todayOregon earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10322453 (also filed as usp00061uc). Read Tue, Sep 22, 2026, 12:08 PM UTC.