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M2.3 Depth: 183.3 km

M2.3 Earthquake near SOUTHERN ALASKA (United States)

UTC time: 2025-09-09 19:56:45 UTC Local time: —

About this earthquake

On September 9, 2025 at 19:56 UTC, a magnitude M2.3 earthquake occurred near SOUTHERN ALASKA (United States). At around 183 km, the focal depth places this among intermediate-depth events. Events of this size typically go unnoticed.

The event was recorded by EMSC. United States: 196 earthquakes were recorded in the past 24 hours, the strongest reaching M4.8.

Details

Magnitude
M2.3
Depth
183.3 km
UTC time
2025-09-09 19:56:45 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
60.21160, -153.49410
Temperature
6.7°C

Map

Depth profile

Depth profile Depth: 183.3 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 183.3 km
Intermediate
183.3 km
183.3 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: 30 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Redoubt
    Distance: 51 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Augustine
    Distance: 94 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Spurr
    Distance: 138 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Douglas
    Distance: 151 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 161 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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