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M0.9 Depth: 12.3 km

M0.9 Earthquake near Skamania County, Washington (United States)

UTC time: 2026-08-18 20:38:28 UTC Local time: —

About this earthquake

A magnitude M0.9 earthquake was recorded near Skamania County, Washington (United States) on August 18, 2026 at 20:38 UTC. The hypocenter lay relatively close to the surface at around 12 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 200 earthquakes, the strongest at M3.7.

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Depth profile

Depth profile Depth: 12.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 12.3 km
Shallow
12.3 km
12.3 km — shallower than the regional average (15.4 km)
Regional average: 15.4 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • St. Helens
    Distance: 15 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • West Crater
    Distance: 25 km ·Volcanic field ·Elevation: 1'329 m ·Last eruption: -5750 ·United States
  • Indian Heaven
    Distance: 26 km ·Volcanic field ·Elevation: 1'806 m ·Last eruption: -6250 ·United States
  • Adams
    Distance: 44 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·United States
  • Hood
    Distance: 85 km ·Stratovolcano ·Elevation: 3'426 m ·Last eruption: 1866 ·United States
  • Rainier
    Distance: 86 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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