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M1.0 Depth: 0.9 km

M1.0 Earthquake near 37 km WSW of False Pass, Alaska (United States)

UTC time: 2025-11-23 00:20:18 UTC Local time: —

About this earthquake

On November 23, 2025 at 00:20 UTC, a magnitude M1.0 earthquake occurred near 37 km WSW of False Pass, Alaska (United States). With a focal depth of about 1 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 USGS and cross-checked across seismological networks. United States: 206 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Details

Magnitude
M1.0
Depth
0.9 km
UTC time
2025-11-23 00:20:18 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
54.76000, -163.97500
Temperature
2.7°C

Map

Depth profile

Depth profile Depth: 0.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 0.9 km
Shallow
0.9 km
0.9 km — shallower than the regional average (15.5 km)
Regional average: 15.5 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

  • Shishaldin ADVISORY · YELLOW
    Distance: 1 km ·Stratovolcano ·Elevation: 2'857 m ·Last eruption: 2023 ·United States
  • Roundtop
    Distance: 25 km ·Stratovolcano ·Elevation: 1'871 m ·Last eruption: -7600 ·United States
  • Fisher
    Distance: 32 km ·Stratovolcano ·Elevation: 1'112 m ·Last eruption: 1830 ·United States
  • Westdahl
    Distance: 51 km ·Stratovolcano? ·Elevation: 1'563 m ·Last eruption: 1992 ·United States
  • Frosty
    Distance: 80 km ·Stratovolcano(es) ·Elevation: 1'728 m ·United States
  • Amak
    Distance: 90 km ·Stratovolcano ·Elevation: 547 m ·Last eruption: 1796 ·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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