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United States

M1.9 Earthquake near 51 km SSW of Skwentna, Alaska (United States)

UTC time: 2025-10-24 23:34:53 UTC Local time: —

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About this earthquake

On October 24, 2025 at 23:34 UTC, a magnitude M1.9 earthquake occurred near 51 km SSW of Skwentna, Alaska (United States). The earthquake originated at an intermediate depth of about 83 km. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 189 earthquakes, the strongest at M4.0.

Details

ID
b0587d688e3ba7f219cb84f411f375615c4c510a
Magnitude
M1.9
Depth
82.9 km
UTC time
2025-10-24 23:34:53 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.54700, -151.68430
Temperature
0.8°C

Depth profile

Depth profile Depth: 82.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 82.9 km
Intermediate
82.9 km
82.9 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

  • Hayes
    Distance: 40 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 41 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 131 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 185 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 261 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 316 km ·Stratovolcano ·Elevation: 2'140 m ·United States

Alaska

Context for this earthquake

22 Sep 2025 – 22 Sep 2026 · M ≥ 2.0 · 4,126 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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