Back to map
M2.5 Depth: 51.7 km

M2.5 Earthquake near ALASKA PENINSULA (United States)

UTC time: 2025-09-18 04:03:58 UTC Local time: —

About this earthquake

On September 18, 2025 at 04:03 UTC, a magnitude M2.5 earthquake occurred near ALASKA PENINSULA (United States). With a focal depth of about 52 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by EMSC and cross-checked across seismological networks. United States: 171 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

Magnitude
M2.5
Depth
51.7 km
UTC time
2025-09-18 04:03:58 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
56.30220, -156.88530
Temperature
10.5°C

Map

Depth profile

Depth profile Depth: 51.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 51.7 km
Shallow
51.7 km
51.7 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

  • Yantarni
    Distance: 82 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States
  • Chiginagak
    Distance: 93 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States
  • Kialagvik
    Distance: 101 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Aniakchak
    Distance: 102 km ·Caldera ·Elevation: 1'341 m ·Last eruption: 1931 ·United States
  • Black Peak
    Distance: 120 km ·Stratovolcano ·Elevation: 1'032 m ·Last eruption: -1900 ·United States
  • Veniaminof
    Distance: 155 km ·Stratovolcano ·Elevation: 2'507 m ·Last eruption: 2021 ·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.

Share