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M1.3 Depth: 92.3 km

M1.3 Earthquake near 57 km W of Happy Valley, Alaska (United States)

UTC time: 2025-10-15 04:46:31 UTC Local time: —

About this earthquake

A magnitude M1.3 earthquake was recorded near 57 km W of Happy Valley, Alaska (United States) on October 15, 2025 at 04:46 UTC. The earthquake originated at an intermediate depth of about 92 km. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 212 earthquakes, the strongest at M5.5.

Details

Magnitude
M1.3
Depth
92.3 km
UTC time
2025-10-15 04:46:31 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.04760, -152.73830
Temperature
4.7°C

Map

Depth profile

Depth profile Depth: 92.3 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 92.3 km
Intermediate
92.3 km
92.3 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

  • Iliamna
    Distance: 20 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Redoubt
    Distance: 49 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Augustine
    Distance: 86 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 140 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Spurr
    Distance: 142 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Fourpeaked
    Distance: 152 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·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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