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M1.3 Depth: 120.0 km

M1.3 Earthquake near 64 km W of Tyonek, Alaska (United States)

UTC time: 2025-10-01 10:43:51 UTC Local time: —

About this earthquake

On October 1, 2025 at 10:43 UTC, a magnitude M1.3 earthquake occurred near 64 km W of Tyonek, Alaska (United States). The earthquake originated at an intermediate depth of about 120 km. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 205 earthquakes were recorded in the past 24 hours, the strongest reaching M3.4.

Details

Magnitude
M1.3
Depth
120.0 km
UTC time
2025-10-01 10:43:51 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.99730, -152.32380
Temperature
-2.5°C

Map

Depth profile

Depth profile Depth: 120 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 120 km
Intermediate
120 km
120 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

  • Spurr
    Distance: 34 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 61 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Hayes
    Distance: 72 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Iliamna
    Distance: 115 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 192 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 248 km ·Stratovolcano ·Elevation: 2'140 m ·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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