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M1.2 Depth: 87.3 km

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

UTC time: 2026-09-03 16:59:23 UTC Local time: —

About this earthquake

A magnitude M1.2 earthquake was recorded near Matanuska-Susitna Borough, Alaska (United States) on September 3, 2026 at 16:59 UTC. At around 87 km, the focal depth places this among intermediate-depth events. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 211 earthquakes, the strongest at M5.9.

Map

Depth profile

Depth profile Depth: 87.3 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 87.3 km
Intermediate
87.3 km
87.3 km — deeper than the regional average (15.3 km)
Regional average: 15.3 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Spurr
    Distance: 31 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 43 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 118 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 172 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 248 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 303 km ·Stratovolcano ·Elevation: 2'140 m ·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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