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M1.9 Depth: 110.5 km

M1.9 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-09-04 05:53:52 UTC Local time: —

About this earthquake

On September 4, 2026 at 05:53 UTC, a magnitude M1.9 earthquake occurred near Matanuska-Susitna Borough, Alaska (United States). The earthquake originated at an intermediate depth of about 111 km. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 220 earthquakes were recorded in the past 24 hours, the strongest reaching M5.9.

Map

Depth profile

Depth profile Depth: 110.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 110.5 km
Intermediate
110.5 km
110.5 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

  • Hayes
    Distance: 56 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 90 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 184 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 238 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Buzzard Creek
    Distance: 281 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Augustine
    Distance: 314 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States

Historic earthquake map · United States

Open history map
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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