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M2.3 Depth: 87.5 km

M2.3 Earthquake near SOUTHERN ALASKA (United States)

UTC time: 2025-06-21 02:48:03 UTC Local time: —

About this earthquake

A magnitude M2.3 earthquake was recorded near SOUTHERN ALASKA (United States) on June 21, 2025 at 02:48 UTC. The earthquake originated at an intermediate depth of about 88 km. Events of this size typically go unnoticed.

The data is provided by EMSC and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 185 earthquakes, the strongest at M4.4.

Details

Magnitude
M2.3
Depth
87.5 km
UTC time
2025-06-21 02:48:03 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
59.96840, -152.11990
Temperature
10.9°C

Map

Depth profile

Depth profile Depth: 87.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 87.5 km
Intermediate
87.5 km
87.5 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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: 54 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Redoubt
    Distance: 67 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Augustine
    Distance: 100 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 148 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Spurr
    Distance: 148 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Fourpeaked
    Distance: 160 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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