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M3.1 Depth: 0.2 km

M3.1 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-07-16 05:37:56 UTC Local time: —

About this earthquake

On July 16, 2026 at 05:37 UTC, a magnitude M3.1 earthquake occurred near Unorganized Borough, Alaska (United States). With a focal depth of about 0 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by USGS and cross-checked across seismological networks. United States: 227 earthquakes were recorded in the past 24 hours, the strongest reaching M4.9.

Map

Depth profile

Depth profile Depth: 0.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 0.2 km
Shallow
0.2 km
0.2 km — shallower than the regional average (15.7 km)
Regional average: 15.7 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

  • Ukinrek Maars
    Distance: 305 km ·Maar(s) ·Elevation: 91 m ·Last eruption: 1977 ·United States
  • Ingakslugwat Hills
    Distance: 305 km ·Volcanic field ·Elevation: 190 m ·United States
  • Ugashik-Peulik
    Distance: 318 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Griggs
    Distance: 319 km ·Stratovolcano ·Elevation: 2'317 m ·Last eruption: -1790 ·United States
  • Martin
    Distance: 321 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·United States
  • Novarupta
    Distance: 323 km ·Caldera ·Elevation: 841 m ·Last eruption: 1912 ·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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