Washington earthquakes

M2.5 earthquake 6 km ENE of Lofall, Washington

A magnitude 2.5 earthquake struck 6 km ENE of Lofall, Washington on Mon, Jul 19, 1971, 11:17 AM PDT (18:17 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.1 0 km WSW of Beaux Arts Village, Washington. This one was a foreshock.

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

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The earthquake

Magnitude
2.5 (md), micro
Local time
UTC
1971-07-19 18:17:00 UTC
Depth
9.8 km (6.1 mi), shallow
Epicenter
47.833° N, 122.576° 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 3.7 km horizontally, 7.0 km in depth
Magnitude uncertainty
±0.06
Depth from
Operator assigned
Station coverage gap
198°, 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: 25 in the 60 days after this one and 15 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw10839378. Read Tue, Sep 22, 2026, 7:11 AM UTC.