Washington earthquakes

M2.8 earthquake 37 km NNE of Amboy, Washington

A magnitude 2.8 earthquake struck 37 km NNE of Amboy, Washington on Mon, Mar 24, 1980, 12:41 PM PST (20:41 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.8 37 km NNE of Amboy, Washington. This one was a foreshock.

Amboy forecastMore in Washington

Map

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

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The earthquake

Magnitude
2.8 (md), micro
Local time
UTC
1980-03-24 20:41:18 UTC
Depth
0.2 km (0.1 mi), shallow
Epicenter
46.199° N, 122.187° W
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.

Magnitude uncertainty
±0.03
Depth from
From location
Station coverage gap
228°, poorly surrounded by stations
Stations used
5

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.

After

The first 60 of 200.

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10076628. Read Tue, Sep 22, 2026, 8:36 PM UTC.