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M3.9 Depth: 62.9 km

M3.9 Earthquake near Alaska (United States)

UTC time: 2026-08-23 07:42:22 UTC Local time: —

About this earthquake

A magnitude M3.9 earthquake was recorded near Alaska (United States) on August 23, 2026 at 07:42 UTC. The hypocenter lay relatively close to the surface at around 63 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by USGS. United States: 197 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

Magnitude
M3.9
Depth
62.9 km
UTC time
2026-08-23 07:42:22 UTC
Local time
—
Country
United States
State
Alaska
City
Alaska
Source
usgs
Coordinates
58.04400, -153.57900
Temperature
11.3°C

Map

Depth profile

Depth profile Depth: 62.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 62.9 km
Shallow
62.9 km
62.9 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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

  • Steller
    Distance: 64 km ·Stratovolcano ·Elevation: 2'279 m ·United States
  • Kukak
    Distance: 64 km ·Stratovolcano ·Elevation: 2'043 m ·United States
  • Denison
    Distance: 66 km ·Stratovolcano ·Elevation: 2'287 m ·United States
  • Kaguyak
    Distance: 68 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States
  • Snowy Mountain
    Distance: 72 km ·Stratovolcano(es) ·Elevation: 2'162 m ·Last eruption: 1710 ·United States
  • Fourpeaked
    Distance: 81 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·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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