United States · Alaska

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

UTC time: 2026-09-09 07:52:16 UTC Local time:
Magnitude
M1.3
Depth
17.6 km
Source
USGS

Alaska · Matanuska-Susitna Borough

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About this earthquake

On September 9, 2026 at 07:52 UTC, a magnitude M1.3 earthquake occurred near Matanuska-Susitna Borough, Alaska (United States). With a focal depth of about 18 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 220 earthquakes, the strongest at M3.1.

Depth profile

Depth profile Depth: 17.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17.6 km
Shallow
17.6 km
17.6 km — close to the regional average (15.2 km)
Regional average: 15.2 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

  • Distance: 191 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Distance: 239 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Distance: 251 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Distance: 252 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Distance: 316 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Distance: 319 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States

Alaska

Context for this earthquake

09 Sep 2025 – 09 Sep 2026 · M ≥ 2.0 · 4,086 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

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

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