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M1.6 Depth: 23.7 km

M1.6 Earthquake near Island County, Washington (United States)

UTC time: 2026-08-04 17:07:18 UTC Local time: —

About this earthquake

On August 4, 2026 at 17:07 UTC, a magnitude M1.6 earthquake occurred near Island County, Washington (United States). With a focal depth of about 24 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 174 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Map

Depth profile

Depth profile Depth: 23.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 23.7 km
Shallow
23.7 km
23.7 km — deeper than the regional average (15.5 km)
Regional average: 15.5 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

  • Baker
    Distance: 80 km ·Stratovolcano(es) ·Elevation: 3'285 m ·Last eruption: 1880 ·United States
  • Glacier Peak
    Distance: 113 km ·Stratovolcano ·Elevation: 3'213 m ·Last eruption: 1700 ·United States
  • Rainier
    Distance: 172 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • Garibaldi
    Distance: 176 km ·Stratovolcano ·Elevation: 2'678 m ·Last eruption: -8060 ·Canada
  • Garibaldi Lake
    Distance: 185 km ·Volcanic field ·Elevation: 2'316 m ·Canada
  • Cayley Volcanic Field
    Distance: 209 km ·Volcanic field ·Elevation: 2'375 m ·Canada

Historic earthquake map · United States

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Country statistics · United States

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