M4.9 Depth: 10.0 km

M4.9 Earthquake near Alaska Peninsula (United States)

UTC time: 2025-07-20 03:58:47 UTC Local time: —

About this earthquake

On July 20, 2025 at 03:58 UTC, a magnitude M4.9 earthquake occurred near Alaska Peninsula (United States). With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by GFZ. United States: 210 earthquakes were recorded in the past 24 hours, the strongest reaching M3.2.

Details

Magnitude

M4.9

Depth

10.0 km

UTC time

2025-07-20 03:58:47 UTC

Local time

—

Country

United States

City

Alaska

Source

gfz

Coordinates

54.69000, -160.28000

Temperature

11.8°C

Map

Depth profile

Shallow

10 km

10 km — shallower 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

Dana

Distance: 121 km ·Stratovolcano ·Elevation: 1'354 m ·Last eruption: -1890 ·United States
Pavlof

Distance: 131 km ·Stratovolcano ·Elevation: 2'493 m ·Last eruption: 2022 ·United States
Pavlof Sister

Distance: 132 km ·Stratovolcano ·Elevation: 2'142 m ·United States
Emmons Lake Volcanic Center

Distance: 134 km ·Caldera ·Elevation: 1'534 m ·United States
Stepovak Bay Group

Distance: 137 km ·Volcanic field ·Elevation: 1'633 m ·United States
Dutton

Distance: 139 km ·Stratovolcano ·Elevation: 1'465 m ·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.

Stats (last 24h)

Global (24h)

601

Country (24h)