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M0.9 Depth: 5.0 km

M0.9 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-08-31 17:28:53 UTC Local time: —

About this earthquake

A magnitude M0.9 earthquake was recorded near Unorganized Borough, Alaska (United States) on August 31, 2026 at 17:28 UTC. With a focal depth of about 5 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 164 earthquakes were recorded in the past 24 hours, the strongest reaching M3.3.

Map

Depth profile

Depth profile Depth: 5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5 km
Shallow
5 km
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

  • Wrangell
    Distance: 66 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Churchill
    Distance: 75 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Fort Selkirk
    Distance: 327 km ·Volcanic field ·Elevation: 1'239 m ·Canada
  • Buzzard Creek
    Distance: 384 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Alligator Lake
    Distance: 432 km ·Volcanic field ·Elevation: 2'217 m ·Canada
  • Spurr
    Distance: 490 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States

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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