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M1.6 Depth: 56.3 km

M1.6 Earthquake near 28 km SE of Cantwell, Alaska (United States)

UTC time: 2025-08-27 23:59:12 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near 28 km SE of Cantwell, Alaska (United States) on August 27, 2025 at 23:59 UTC. The hypocenter lay relatively close to the surface at around 56 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 225 earthquakes, the strongest at M3.9.

Details

Magnitude
M1.6
Depth
56.3 km
UTC time
2025-08-27 23:59:12 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
63.22120, -148.52980
Temperature
5.4°C

Map

Depth profile

Depth profile Depth: 56.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 56.3 km
Shallow
56.3 km
56.3 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

  • Buzzard Creek
    Distance: 94 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 266 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Wrangell
    Distance: 267 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Spurr
    Distance: 288 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 376 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Churchill
    Distance: 406 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·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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