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United States · Alaska

M2.4 Earthquake near Matanuska-Susitna Borough, Alaska (United States)

UTC time: 2026-10-01 09:23:37 UTC Local time: —
Magnitude
M2.4
Depth
62.7 km
Source
USGS

Alaska · Matanuska-Susitna Borough

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About this earthquake

On October 1, 2026 at 09:23 UTC, a magnitude M2.4 earthquake occurred near Matanuska-Susitna Borough, Alaska (United States). With a focal depth of about 63 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 215 earthquakes, the strongest at M4.2.

Depth profile

Depth profile Depth: 62.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 62.7 km
Shallow
62.7 km
62.7 km — deeper than 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

  • Buzzard Creek
    Distance: 157 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 200 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 219 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Wrangell
    Distance: 284 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Redoubt
    Distance: 306 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 359 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States

Alaska

Context for this earthquake

01 Oct 2025 – 01 Oct 2026 · M ≥ 2.0 · 4,149 Catalogue entries

Of 4,148 other entries for this area and period, 1,615 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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