Washington earthquakes

M2.4 earthquake 10 km WNW of Allyn, Washington

A magnitude 2.4 earthquake struck 10 km WNW of Allyn, Washington on Sun, Aug 26, 1973, 11:57 AM PDT (18:57 UTC), 14 km (9 mi) below the surface.

A larger quake followed: M2.8 0 km NNE of Enetai, Washington. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.4 (md), micro
Local time
UTC
1973-08-26 18:57:27 UTC
Depth
14.3 km (8.9 mi), shallow
Epicenter
47.406° N, 122.966° 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
±0.14
Depth from
Operator assigned
Station coverage gap
164°
Stations used
11

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 84 in the 60 days after this one and 8 in the 30 days before it.

After

The first 60 of 84.

Before

Earthquakes todayWashington earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10856798. Read Tue, Sep 22, 2026, 3:57 AM UTC.