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M1.6 Depth: 3.9 km

M1.6 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-06-28 19:20:17 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near Matanuska-Susitna Borough, Alaska (United States) on June 28, 2026 at 19:20 UTC. With a focal depth of about 4 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 175 earthquakes were recorded in the past 24 hours, the strongest reaching M3.0.

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Depth profile

Depth profile Depth: 3.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 3.9 km
Shallow
3.9 km
3.9 km — shallower than 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

  • Hayes
    Distance: 156 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 162 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 237 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Buzzard Creek
    Distance: 242 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Wrangell
    Distance: 287 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Iliamna
    Distance: 287 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·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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