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M2.1 Depth: 56.8 km

M2.1 Earthquake near 4 km ENE of Salamatof, Alaska (United States)

UTC time: 2025-10-04 03:24:10 UTC Local time: —

About this earthquake

A magnitude M2.1 earthquake was recorded near 4 km ENE of Salamatof, Alaska (United States) on October 4, 2025 at 03:24 UTC. With a focal depth of about 57 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 217 earthquakes, the strongest at M3.4.

Details

Magnitude
M2.1
Depth
56.8 km
UTC time
2025-10-04 03:24:10 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.62350, -151.24400
Temperature
8.6°C

Map

Depth profile

Depth profile Depth: 56.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 56.8 km
Shallow
56.8 km
56.8 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

  • Redoubt
    Distance: 83 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Spurr
    Distance: 93 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Iliamna
    Distance: 121 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Hayes
    Distance: 129 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Augustine
    Distance: 186 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 235 km ·Stratovolcano ·Elevation: 2'140 m ·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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