M2.6 earthquake 15 km WSW of Chiloquin, Oregon

A magnitude 2.6 earthquake struck 15 km WSW of Chiloquin, Oregon on Tue, Sep 21, 1993, 12:43 PM PDT (19:43 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.7 27 km W of Klamath Falls, Oregon. This one was a foreshock.

Map

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

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

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

Within 100 km, magnitude 1.5 and up: 134 in the 60 days after this one and 65 in the 30 days before it.

The first 60 of 134.

From the USGS Earthquake Hazards Program and its partner networks, event usp00060tf. Read Tue, Sep 22, 2026, 2:50 PM UTC.