M3.3 Depth: 34.3 km

M3.3 Earthquake near SOUTH OF ALASKA

UTC time: 2025-09-18 08:25:59 UTC Local time:

About this earthquake

A magnitude M3.3 earthquake was recorded near SOUTH OF ALASKA on September 18, 2025 at 08:25 UTC. The hypocenter lay relatively close to the surface at around 34 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The data is provided by EMSC and cross-checked across seismological networks.

Details

Magnitude
M3.3
Depth
34.3 km
UTC time
2025-09-18 08:25:59 UTC
Local time
Country
Source
emsc
Coordinates
54.55370, -159.76020
Temperature
11.9°C

Map

Depth profile

Depth profile Depth: 34.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 34.3 km
Shallow
34.3 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

  • Dana
    Distance: 152 km ·Stratovolcano ·Elevation: 1'354 m ·Last eruption: -1890 ·United States
  • Stepovak Bay Group
    Distance: 152 km ·Volcanic field ·Elevation: 1'633 m ·United States
  • Kupreanof ADVISORY · YELLOW
    Distance: 162 km ·Stratovolcano ·Elevation: 1'895 m ·United States
  • Pavlof
    Distance: 167 km ·Stratovolcano ·Elevation: 2'493 m ·Last eruption: 2022 ·United States
  • Pavlof Sister
    Distance: 167 km ·Stratovolcano ·Elevation: 2'142 m ·United States
  • Emmons Lake Volcanic Center
    Distance: 171 km ·Caldera ·Elevation: 1'534 m ·United States

Stats (last 24h)

Global (24h)
912
Country (24h)
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