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M1.4 Depth: 104.9 km

M1.4 Earthquake near 36 km SW of Skwentna, Alaska (United States)

UTC time: 2025-08-03 03:51:29 UTC Local time: —

About this earthquake

A magnitude M1.4 earthquake was recorded near 36 km SW of Skwentna, Alaska (United States) on August 3, 2025 at 03:51 UTC. The earthquake originated at an intermediate depth of about 105 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 238 earthquakes, the strongest at M4.1.

Details

Magnitude
M1.4
Depth
104.9 km
UTC time
2025-08-03 03:51:29 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.75470, -151.89170
Temperature
11.4°C

Map

Depth profile

Depth profile Depth: 104.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 104.9 km
Intermediate
104.9 km
104.9 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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: 30 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 54 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 148 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 202 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 279 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Buzzard Creek
    Distance: 311 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States

Historic earthquake map · United States

Open history map
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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