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United States · Washington

M1.1 Earthquake near Skamania County, Washington (United States)

UTC time: 2026-08-23 18:29:01 UTC Local time: —

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About this earthquake

A magnitude M1.1 earthquake was recorded near Skamania County, Washington (United States) on August 23, 2026 at 18:29 UTC. The hypocenter lay relatively close to the surface at around 8 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 165 earthquakes, the strongest at M3.3.

Details

ID
fb24f84ebdd82d78afb4aa4fc2b3b4e73fe94822
Magnitude
M1.1
Depth
8.5 km
UTC time
2026-08-23 18:29:01 UTC
Local time
—
Country
United States
State
Washington
City
Skamania County
County
Skamania County
Source
usgs
Coordinates
46.21050, -122.13917
Temperature
15.4°C

Depth profile

Depth profile Depth: 8.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.5 km
Shallow
8.5 km
8.5 km — shallower than the regional average (15.3 km)
Regional average: 15.3 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: 3 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • West Crater
    Distance: 37 km ·Volcanic field ·Elevation: 1'329 m ·Last eruption: -5750 ·United States
  • Indian Heaven
    Distance: 40 km ·Volcanic field ·Elevation: 1'806 m ·Last eruption: -6250 ·United States
  • Adams
    Distance: 50 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·United States
  • Rainier
    Distance: 77 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • Hood
    Distance: 99 km ·Stratovolcano ·Elevation: 3'426 m ·Last eruption: 1866 ·United States

Washington

Context for this earthquake

07 Sep 2025 – 07 Sep 2026 · M ≥ 2.0 · 84 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · United States

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Country statistics · United States

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