Back to map
M2.5 Depth: 1.4 km

M2.5 Earthquake near 51 km N of Kobuk, Alaska (United States)

UTC time: 2025-09-21 07:01:58 UTC Local time: —

About this earthquake

A magnitude M2.5 earthquake was recorded near 51 km N of Kobuk, Alaska (United States) on September 21, 2025 at 07:01 UTC. With a focal depth of about 1 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 166 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

Magnitude
M2.5
Depth
1.4 km
UTC time
2025-09-21 07:01:58 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
67.36170, -156.74490
Temperature
0.9°C

Map

Depth profile

Depth profile Depth: 1.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 1.4 km
Shallow
1.4 km
1.4 km — shallower 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

  • Imuruk Lake
    Distance: 361 km ·Volcanic field ·Elevation: 610 m ·Last eruption: 300 ·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.

Share