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M1.4 Depth: 3.7 km

M1.4 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-07-31 17:52:24 UTC Local time: —

About this earthquake

A magnitude M1.4 earthquake was recorded near Unorganized Borough, Alaska (United States) on July 31, 2026 at 17:52 UTC. The hypocenter lay relatively close to the surface at around 4 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 165 earthquakes were recorded in the past 24 hours, the strongest reaching M3.2.

Map

Depth profile

Depth profile Depth: 3.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 3.7 km
Shallow
3.7 km
3.7 km — shallower 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

  • Wrangell
    Distance: 159 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Buzzard Creek
    Distance: 190 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Churchill
    Distance: 275 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Fort Selkirk
    Distance: 381 km ·Volcanic field ·Elevation: 1'239 m ·Canada
  • Hayes
    Distance: 431 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 444 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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