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M2.5 Depth: 17.1 km

M2.5 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-02-23 23:27:30 UTC Local time: —

About this earthquake

On February 23, 2026 at 23:27 UTC, a magnitude M2.5 earthquake occurred near Unorganized Borough, Alaska (United States). With a focal depth of about 17 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 event was recorded by EMSC. United States: over the past 24 hours, QuakeMap24 logged 189 earthquakes, the strongest at M5.8.

Map

Depth profile

Depth profile Depth: 17.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17.1 km
Shallow
17.1 km
17.1 km — close to the regional average (15.8 km)
Regional average: 15.8 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

  • Buzzard Creek
    Distance: 253 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 324 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 362 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • St. Michael
    Distance: 432 km ·Volcanic field ·Elevation: 715 m ·United States
  • Redoubt
    Distance: 449 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Imuruk Lake
    Distance: 476 km ·Volcanic field ·Elevation: 610 m ·Last eruption: 300 ·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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