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United States · Alaska

M1.3 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-10-31 16:53:30 UTC Local time: —
Magnitude
M1.3
Depth
75.8 km
Source
USGS

Alaska · Matanuska-Susitna Borough

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About this earthquake

On October 31, 2026 at 16:53 UTC, a magnitude M1.3 earthquake occurred near Matanuska-Susitna Borough, Alaska (United States). The earthquake originated at an intermediate depth of about 76 km. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 192 earthquakes, the strongest at M4.3.

Depth profile

Depth profile Depth: 75.8 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 75.8 km
Intermediate
75.8 km
75.8 km — deeper than the regional average (15.2 km)
Regional average: 15.2 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: 95 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Wrangell
    Distance: 258 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Hayes
    Distance: 273 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 293 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 381 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Churchill
    Distance: 396 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States

Alaska

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 4,148 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · United States

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Country statistics · United States

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

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