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M4.1 Depth: 101.4 km

M4.1 Earthquake near FOX ISLANDS, ALEUTIAN ISLANDS (United States)

UTC time: 2025-09-05 17:40:11 UTC Local time: —

About this earthquake

On September 5, 2025 at 17:40 UTC, a magnitude M4.1 earthquake occurred near FOX ISLANDS, ALEUTIAN ISLANDS (United States). At around 101 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by EMSC and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 231 earthquakes, the strongest at M3.5.

Details

Magnitude
M4.1
Depth
101.4 km
UTC time
2025-09-05 17:40:11 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
54.03190, -166.02430
Temperature
14.8°C

Map

Depth profile

Depth profile Depth: 101.4 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 101.4 km
Intermediate
101.4 km
101.4 km — deeper than the regional average (15.4 km)
Regional average: 15.4 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

  • Akutan
    Distance: 12 km ·Stratovolcano ·Elevation: 1'303 m ·Last eruption: 1992 ·United States
  • Makushin
    Distance: 61 km ·Stratovolcano ·Elevation: 1'800 m ·Last eruption: 1995 ·United States
  • Westdahl
    Distance: 104 km ·Stratovolcano? ·Elevation: 1'563 m ·Last eruption: 1992 ·United States
  • Fisher
    Distance: 124 km ·Stratovolcano ·Elevation: 1'112 m ·Last eruption: 1830 ·United States
  • Bogoslof
    Distance: 132 km ·Stratovolcano ·Elevation: 150 m ·Last eruption: 2017 ·United States
  • Okmok
    Distance: 154 km ·Shield ·Elevation: 1'073 m ·Last eruption: 2008 ·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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