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M1.8 Depth: 2.3 km

M1.8 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-08-25 04:52:43 UTC Local time: —

About this earthquake

A magnitude M1.8 earthquake was recorded near Unorganized Borough, Alaska (United States) on August 25, 2026 at 04:52 UTC. With a focal depth of about 2 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: over the past 24 hours, QuakeMap24 logged 225 earthquakes, the strongest at M4.7.

Map

Depth profile

Depth profile Depth: 2.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 2.3 km
Shallow
2.3 km
2.3 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

  • Buzzard Creek
    Distance: 237 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Wrangell
    Distance: 411 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Fort Selkirk
    Distance: 481 km ·Volcanic field ·Elevation: 1'239 m ·Canada

Historic earthquake map · United States

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

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

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