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United States

M1.3 Earthquake near 16 km NW of Susitna, Alaska (United States)

UTC time: 2025-04-23 14:27:26 UTC Local time: —

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About this earthquake

On April 23, 2025 at 14:27 UTC, a magnitude M1.3 earthquake occurred near 16 km NW of Susitna, 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. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 146 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
cc679839001621a08368bb536b948ee2e421629e
Magnitude
M1.3
Depth
63.4 km
UTC time
2025-04-23 14:27:26 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
61.64710, -150.73920
Temperature
7.0°C

Depth profile

Depth profile Depth: 63.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 63.4 km
Shallow
63.4 km
63.4 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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

  • Hayes
    Distance: 88 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 89 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 168 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 220 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Buzzard Creek
    Distance: 293 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Augustine
    Distance: 294 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States

United States

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 2.0 · 11,559 Catalogue entries

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

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Historic earthquake map · United States

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Country statistics · United States

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