M4.0 Depth: 5.0 km

M4.0 Earthquake near 36 km W of Elfin Cove, Alaska (United States)

UTC time: 2025-12-19 00:54:00 UTC Local time: —

About this earthquake

A magnitude M4.0 earthquake was recorded near 36 km W of Elfin Cove, Alaska (United States) on December 19, 2025 at 00:54 UTC. The hypocenter lay relatively close to the surface at around 5 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: 211 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

Magnitude

M4.0

Depth

5.0 km

UTC time

2025-12-19 00:54:00 UTC

Local time

—

Country

United States

City

Alaska

Source

usgs

Coordinates

58.20500, -136.96000

Temperature

-3.5°C

Map

Depth profile

Shallow

5 km

5 km — shallower than the regional average (15.7 km)

Regional average: 15.7 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

Edgecumbe

Distance: 147 km ·Volcanic field ·Elevation: 970 m ·Last eruption: -2080 ·United States
Alligator Lake

Distance: 261 km ·Volcanic field ·Elevation: 2'217 m ·Canada
Atlin Volcanic Field

Distance: 266 km ·Pyroclastic cone(s) ·Elevation: 1'880 m ·Canada
Heart Peaks

Distance: 294 km ·Shield ·Elevation: 2'012 m ·Canada
Duncan Canal

Distance: 299 km ·Volcanic field ·Elevation: 15 m ·United States
Level Mountain

Distance: 328 km ·Shield ·Elevation: 2'164 m ·Canada

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.

Stats (last 24h)

Global (24h)

657

Country (24h)