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M2.1 Depth: 91.3 km

M2.1 Earthquake near SOUTHERN ALASKA (United States)

UTC time: 2025-09-25 16:51:18 UTC Local time: —

About this earthquake

On September 25, 2025 at 16:51 UTC, a magnitude M2.1 earthquake occurred near SOUTHERN ALASKA (United States). The earthquake originated at an intermediate depth of about 91 km. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by EMSC. United States: over the past 24 hours, QuakeMap24 logged 169 earthquakes, the strongest at M3.7.

Details

Magnitude
M2.1
Depth
91.3 km
UTC time
2025-09-25 16:51:18 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
61.32260, -151.97100
Temperature
1.3°C

Map

Depth profile

Depth profile Depth: 91.3 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 91.3 km
Intermediate
91.3 km
91.3 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

  • Spurr
    Distance: 15 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 42 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 102 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 156 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 232 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 288 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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