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M1.8 Depth: 23.3 km

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

UTC time: 2026-06-16 05:00:08 UTC Local time: —

About this earthquake

A magnitude M1.8 earthquake was recorded near Unorganized Borough, Alaska (United States) on June 16, 2026 at 05:00 UTC. With a focal depth of about 23 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 161 earthquakes, the strongest at M3.6.

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Depth profile

Depth profile Depth: 23.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 23.3 km
Shallow
23.3 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: 130 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Churchill
    Distance: 244 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Buzzard Creek
    Distance: 294 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Spurr
    Distance: 316 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 321 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 366 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States

Sources: Smithsonian GVP & USGS

Historic earthquake map · United States

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Country statistics · United States

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