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M1.2 Depth: 22.5 km

M1.2 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-08-23 19:06:35 UTC Local time: —

About this earthquake

On August 23, 2026 at 19:06 UTC, a magnitude M1.2 earthquake occurred near Matanuska-Susitna Borough, Alaska (United States). The hypocenter lay relatively close to the surface at around 23 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 246 earthquakes, the strongest at M4.1.

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Depth profile

Depth profile Depth: 22.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 22.5 km
Shallow
22.5 km
22.5 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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: 182 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Wrangell
    Distance: 219 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Hayes
    Distance: 239 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 250 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 326 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Churchill
    Distance: 354 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·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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