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M1.3 Depth: 34.3 km

M1.3 Earthquake near 9 km N of Willow, Alaska (United States)

UTC time: 2025-08-31 13:27:38 UTC Local time: —

About this earthquake

A magnitude M1.3 earthquake was recorded near 9 km N of Willow, Alaska (United States) on August 31, 2025 at 13:27 UTC. With a focal depth of about 34 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 238 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

Magnitude
M1.3
Depth
34.3 km
UTC time
2025-08-31 13:27:38 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.83010, -150.04430
Temperature
8.1°C

Map

Depth profile

Depth profile Depth: 34.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 34.3 km
Shallow
34.3 km
34.3 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: 126 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 131 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 208 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 259 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Buzzard Creek
    Distance: 261 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Wrangell
    Distance: 316 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·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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