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M2.8 Depth: 0.4 km

M2.8 Earthquake near North Slope Borough, Alaska (United States)

UTC time: 2026-08-18 02:31:40 UTC Local time: —

About this earthquake

A magnitude M2.8 earthquake was recorded near North Slope Borough, Alaska (United States) on August 18, 2026 at 02:31 UTC. With a focal depth of about 0 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 193 earthquakes, the strongest at M4.8.

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Depth profile

Depth profile Depth: 0.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 0.4 km
Shallow
0.4 km
0.4 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: 495 km ·Volcanic field ·Elevation: 610 m ·Last eruption: 300 ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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