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M1.0 Depth: 11.7 km

M1.0 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-06-04 06:39:31 UTC Local time: —

About this earthquake

On June 4, 2026 at 06:39 UTC, a magnitude M1.0 earthquake occurred near Unorganized Borough, Alaska (United States). With a focal depth of about 12 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: 171 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Map

Depth profile

Depth profile Depth: 11.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.7 km
Shallow
11.7 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

  • Spurr
    Distance: 222 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Wrangell
    Distance: 228 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Hayes
    Distance: 231 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 268 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Buzzard Creek
    Distance: 304 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Iliamna
    Distance: 308 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States

Sources: Smithsonian GVP & USGS

Historic earthquake map · United States

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Country statistics · United States

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