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M1.6 Depth: 21.9 km

M1.6 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-08-13 03:37:41 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near Unorganized Borough, Alaska (United States) on August 13, 2026 at 03:37 UTC. With a focal depth of about 22 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 data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 185 earthquakes, the strongest at M3.4.

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Depth profile

Depth profile Depth: 21.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 21.9 km
Shallow
21.9 km
21.9 km — deeper 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

  • Buzzard Creek
    Distance: 141 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 357 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 392 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Wrangell
    Distance: 459 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Redoubt
    Distance: 486 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·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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