M2.2 earthquake 32 km S of Morton, Washington

A magnitude 2.2 earthquake struck 32 km S of Morton, Washington on Thu, May 22, 1980, 2:50 PM PDT (21:50 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M2.9 26 km SSE of Morton, Washington. 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: 81 in the 60 days after this one and 111 in the 30 days before it.

The first 60 of 81.

From the USGS Earthquake Hazards Program and its partner networks, event uw10095618. Read Wed, Sep 23, 2026, 10:01 PM UTC.