Washington earthquakes

M2.2 earthquake 10 km NNE of Startup, Washington

A magnitude 2.2 earthquake struck 10 km NNE of Startup, Washington on Fri, Jul 31, 2026, 12:37 AM PDT (07:37 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M2.6 2 km E of Mount Vernon, Washington. This one was a foreshock.

Startup forecast More in Washington

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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: 2.2 (ml), micro
Local time: Fri, Jul 31, 2026, 12:37 AM PDT
UTC: 2026-07-31 07:37:54 UTC
Depth: -0.3 km (-0.2 mi), shallow
Epicenter: 47.958° N, 121.701° W
Region: Washington
Felt reports: 4
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

4 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 0.4 km horizontally, 1.0 km in depth
Magnitude uncertainty: ±0.16
Depth from: From location
Station coverage gap: 78°
Stations used: 33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 27 since this one and 18 in the 30 days before it.

After

Before

Earthquakes today Washington earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event uw714066821 (also filed as us6000th61). Read Thu, Sep 24, 2026, 12:32 AM UTC.