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M3.1 Depth: 16.9 km

M3.1 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-05-17 13:33:45 UTC Local time: —

About this earthquake

A magnitude M3.1 earthquake was recorded near Matanuska-Susitna Borough, Alaska (United States) on May 17, 2026 at 13:33 UTC. With a focal depth of about 17 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The data is provided by USGS and cross-checked across seismological networks. United States: 162 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

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Depth profile

Depth profile Depth: 16.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 16.9 km
Shallow
16.9 km
16.9 km — close to 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

  • Hayes
    Distance: 155 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 176 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Buzzard Creek
    Distance: 191 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Redoubt
    Distance: 266 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 319 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Wrangell
    Distance: 319 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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