Washington earthquakes

M1.5 earthquake 4 km SE of Belfair, Washington

A magnitude 1.5 earthquake struck 4 km SE of Belfair, Washington on Wed, Apr 19, 1972, 2:56 AM PST (10:56 UTC), 19 km (11 mi) below the surface.

A larger quake followed: M2.0 0 km N of Artondale, Washington. This one was a foreshock.

Belfair 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
1.5 (md), micro
Local time
UTC
1972-04-19 10:56:05 UTC
Depth
18.5 km (11.5 mi), shallow
Epicenter
47.426° N, 122.780° 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.

Location uncertainty
About 0.1 km horizontally, 0.1 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
139°
Stations used
4

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 37 in the 60 days after this one and 13 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10852953. Read Tue, Sep 22, 2026, 4:15 PM UTC.