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M4.9 Depth: 68.8 km

M4.9 Earthquake near 55 km ENE of Nikolski, Alaska (United States)

UTC time: 2025-11-25 17:16:21 UTC Local time: —

About this earthquake

A magnitude M4.9 earthquake was recorded near 55 km ENE of Nikolski, Alaska (United States) on November 25, 2025 at 17:16 UTC. The hypocenter lay relatively close to the surface at around 69 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 155 earthquakes, the strongest at M2.9.

Details

Magnitude
M4.9
Depth
68.8 km
UTC time
2025-11-25 17:16:21 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
53.18210, -168.14240
Temperature
5.2°C

Map

Depth profile

Depth profile Depth: 68.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 68.8 km
Shallow
68.8 km
68.8 km — deeper than the regional average (15.8 km)
Regional average: 15.8 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

  • Recheschnoi
    Distance: 27 km ·Stratovolcano ·Elevation: 1'984 m ·United States
  • Okmok
    Distance: 28 km ·Shield ·Elevation: 1'073 m ·Last eruption: 2008 ·United States
  • Vsevidof
    Distance: 37 km ·Stratovolcano ·Elevation: 2'160 m ·Last eruption: 1878 ·United States
  • Bogoslof
    Distance: 83 km ·Stratovolcano ·Elevation: 150 m ·Last eruption: 2017 ·United States
  • Kagamil
    Distance: 108 km ·Stratovolcano ·Elevation: 893 m ·Last eruption: 1929 ·United States
  • Uliaga
    Distance: 109 km ·Stratovolcano ·Elevation: 888 m ·United States

Historic earthquake map · United States

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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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