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M1.3 Depth: 23.6 km

M1.3 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-02-18 03:32:40 UTC Local time: —

About this earthquake

A magnitude M1.3 earthquake was recorded near Unorganized Borough, Alaska (United States) on February 18, 2026 at 03:32 UTC. The hypocenter lay relatively close to the surface at around 24 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 195 earthquakes were recorded in the past 24 hours, the strongest reaching M5.8.

Map

Depth profile

Depth profile Depth: 23.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 23.6 km
Shallow
23.6 km
23.6 km — deeper than the regional average (15.9 km)
Regional average: 15.9 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: 255 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Spurr
    Distance: 290 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 300 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Hayes
    Distance: 312 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Churchill
    Distance: 321 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Iliamna
    Distance: 323 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States

Historic earthquake map · United States

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Country statistics · United States

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

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