M2.9 earthquake 15 km NE of Ashford, Washington

A magnitude 2.9 earthquake struck 15 km NE of Ashford, Washington on Thu, Aug 3, 2006, 3:27 AM PDT (10:27 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M3.6 37 km NNE of Amboy, Washington. 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
2.9	Md, duration	Pacific Northwest Seismic Network	Preferred · Final · ±0.02 · 18 stations
2.9	Md, duration	USGS National Earthquake Information Center	Reviewed

The USGS’s account of the effects of this earthquake.

Felt at Eatonville, Longmire, Ridgefield and Vancouver.

From the USGS event page for uw10696038. U.S. Geological Survey text and figures are in the public domain.

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: 180 in the 60 days after this one and 113 in the 30 days before it.

The first 60 of 180.

From the USGS Earthquake Hazards Program and its partner networks, event uw10696038 (also filed as usp000eq5p). Read Sat, Oct 3, 2026, 7:54 AM UTC.