Washington earthquakes

M5.7 earthquake 38 km NNE of Amboy, Washington

A magnitude 5.7 earthquake struck 38 km NNE of Amboy, Washington on Sun, May 18, 1980, 8:32 AM PDT (15:32 UTC), 2 km (1 mi) below the surface.

Amboy forecast More in Washington

Map

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

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The earthquake

Magnitude: 5.7 (md), moderate
Local time: Sun, May 18, 1980, 8:32 AM PDT
UTC: 1980-05-18 15:32:11 UTC
Depth: 1.5 km (0.9 mi), shallow
Epicenter: 46.207° N, 122.188° W
Region: Washington
Strongest shaking: VI, strong shaking
Tsunami flag: No
Status: Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated: VI, strong shaking
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 0.7 km horizontally, 0.6 km in depth
Magnitude uncertainty: ±0.08
Depth from: From location
Station coverage gap: 62°
Stations used: 18

Nearest places

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

Nearby

Within 100 km, magnitude 2.5 and up: 105 in the 60 days after this one and 92 in the 30 days before it.

After

The first 60 of 105.

Before

Earthquakes today Washington earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10084803 (also filed as gcmtb051880c, ushis3628, gcmt19800518153211, iscgem645847, usp00017a2, atlas19800518153217). Read Wed, Sep 23, 2026, 12:59 AM UTC.