M2.6 earthquake 27 km ENE of Yacolt, Washington

A magnitude 2.6 earthquake struck 27 km ENE of Yacolt, Washington on Mon, Nov 4, 2002, 12:51 PM PST (20:51 UTC), 12 km (7 mi) below the surface.

A larger quake followed: M2.7 8 km NNE of Government Camp, Oregon. This one was a foreshock.

Map

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

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.6	Md, duration	Pacific Northwest Seismic Network	Preferred · Final · ±0.02 · 11 stations
2.6	Md, duration	USGS National Earthquake Information Center	Reviewed

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: 22 in the 60 days after this one and 10 in the 30 days before it.

From the USGS Earthquake Hazards Program and its partner networks, event uw10572208 (also filed as usp000bgej). Read Thu, Oct 1, 2026, 2:33 AM UTC.