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M1.6 Depth: 22.1 km

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

UTC time: 2026-06-18 11:29:50 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near Unorganized Borough, Alaska (United States) on June 18, 2026 at 11:29 UTC. The hypocenter lay relatively close to the surface at around 22 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 173 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Map

Depth profile

Depth profile Depth: 22.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 22.1 km
Shallow
22.1 km
22.1 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

  • Churchill
    Distance: 142 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Wrangell
    Distance: 156 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Fort Selkirk
    Distance: 427 km ·Volcanic field ·Elevation: 1'239 m ·Canada
  • Buzzard Creek
    Distance: 451 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Spurr
    Distance: 460 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Alligator Lake
    Distance: 462 km ·Volcanic field ·Elevation: 2'217 m ·Canada

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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