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M4.1 Depth: 85.1 km

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

UTC time: 2025-07-27 06:31:05 UTC Local time: —

About this earthquake

A magnitude M4.1 earthquake was recorded near ANDREANOF ISLANDS, ALEUTIAN IS. (United States) on July 27, 2025 at 06:31 UTC. At around 85 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: 253 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

Magnitude
M4.1
Depth
85.1 km
UTC time
2025-07-27 06:31:05 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
51.78210, -177.83750
Temperature
11.2°C

Map

Depth profile

Depth profile Depth: 85.1 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 85.1 km
Intermediate
85.1 km
85.1 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

  • Takawangha
    Distance: 15 km ·Stratovolcano ·Elevation: 1'449 m ·Last eruption: 1550 ·United States
  • Tanaga
    Distance: 24 km ·Stratovolcano(es) ·Elevation: 1'806 m ·Last eruption: 1914 ·United States
  • Bobrof
    Distance: 31 km ·Stratovolcano ·Elevation: 738 m ·United States
  • Kanaga
    Distance: 49 km ·Stratovolcano ·Elevation: 1'307 m ·Last eruption: 2023 ·United States
  • Gareloi
    Distance: 66 km ·Stratovolcano ·Elevation: 1'573 m ·Last eruption: 1989 ·United States
  • Moffett
    Distance: 77 km ·Stratovolcano ·Elevation: 1'196 m ·Last eruption: -1600 ·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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