Washington earthquakes

M1.6 earthquake 1 km NNE of Maple Valley, Washington

A magnitude 1.6 earthquake struck 1 km NNE of Maple Valley, Washington on Sat, Aug 29, 2026, 9:09 AM PDT (16:09 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M2.1 4 km NNE of Snoqualmie, Washington. This one was a foreshock.

Maple Valley 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: 1.6 (ml), micro
Local time: Sat, Aug 29, 2026, 9:09 AM PDT
UTC: 2026-08-29 16:09:29 UTC
Depth: 15.9 km (9.9 mi), shallow
Epicenter: 47.403° N, 122.042° W
Region: Washington
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 0.6 km horizontally, 0.8 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 60°
Stations used: 20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 8 since this one and 13 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 uw714090381. Read Tue, Sep 22, 2026, 3:56 PM UTC.