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United States · Alaska

M2.6 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-09-08 17:56:34 UTC Local time: —
Magnitude
M2.6
Depth
78.3 km
Source
USGS

Alaska · Matanuska-Susitna Borough

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About this earthquake

On September 8, 2026 at 17:56 UTC, a magnitude M2.6 earthquake occurred near Matanuska-Susitna Borough, Alaska (United States). At around 78 km, the focal depth places this among intermediate-depth events. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 166 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Depth profile

Depth profile Depth: 78.3 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 78.3 km
Intermediate
78.3 km
78.3 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

  • Buzzard Creek
    Distance: 133 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Wrangell
    Distance: 242 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Hayes
    Distance: 251 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 268 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 353 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Churchill
    Distance: 380 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States

Alaska

Context for this earthquake

08 Sep 2025 – 08 Sep 2026 · M ≥ 2.0 · 4,086 Catalogue entries

Of 4,085 other entries for this area and period, 1,091 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

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

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

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