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M4.3 Depth: 30.0 km

M4.3 Earthquake near SOUTH OF ALASKA

UTC time: 2025-09-13 05:23:29 UTC Local time: —

About this earthquake

A magnitude M4.3 earthquake was recorded near SOUTH OF ALASKA on September 13, 2025 at 05:23 UTC. With a focal depth of about 30 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC.

Details

Magnitude
M4.3
Depth
30.0 km
UTC time
2025-09-13 05:23:29 UTC
Local time
—
Country
—
Source
emsc
Coordinates
54.49950, -159.85000
Temperature
11.2°C

Map

Depth profile

Depth profile Depth: 30 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 30 km
Shallow
30 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: 154 km ·Stratovolcano ·Elevation: 1'354 m ·Last eruption: -1890 ·United States
  • Stepovak Bay Group
    Distance: 158 km ·Volcanic field ·Elevation: 1'633 m ·United States
  • Pavlof
    Distance: 166 km ·Stratovolcano ·Elevation: 2'493 m ·Last eruption: 2022 ·United States
  • Pavlof Sister
    Distance: 166 km ·Stratovolcano ·Elevation: 2'142 m ·United States
  • Kupreanof ADVISORY · YELLOW
    Distance: 168 km ·Stratovolcano ·Elevation: 1'895 m ·United States
  • Emmons Lake Volcanic Center
    Distance: 169 km ·Caldera ·Elevation: 1'534 m ·United States

Stats (last 24h)

Global (24h)
925
Country (24h)
—
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