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M1.7 Depth: 57.2 km

M1.7 Earthquake near 27 km ENE of Skwentna, Alaska (United States)

UTC time: 2025-09-28 02:52:36 UTC Local time: —

About this earthquake

A magnitude M1.7 earthquake was recorded near 27 km ENE of Skwentna, Alaska (United States) on September 28, 2025 at 02:52 UTC. With a focal depth of about 57 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. 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 168 earthquakes, the strongest at M3.7.

Details

Magnitude
M1.7
Depth
57.2 km
UTC time
2025-09-28 02:52:36 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.09320, -150.91480
Temperature
5.2°C

Map

Depth profile

Depth profile Depth: 57.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 57.2 km
Shallow
57.2 km
57.2 km — deeper than the regional average (15.4 km)
Regional average: 15.4 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: 93 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 113 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 204 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Buzzard Creek
    Distance: 252 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Iliamna
    Distance: 257 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 333 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States

Historic earthquake map · United States

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

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

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