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United States · Alaska

M3.2 Earthquake near North Slope Borough, Alaska (United States)

UTC time: 2026-09-18 10:34:35 UTC Local time: —

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About this earthquake

A magnitude M3.2 earthquake was recorded near North Slope Borough, Alaska (United States) on September 18, 2026 at 10:34 UTC. The hypocenter lay relatively close to the surface at around 3 km, increasing how strongly it was felt. Earthquakes of this magnitude are often felt but rarely cause damage.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 156 earthquakes, the strongest at M6.5.

Depth profile

Depth profile Depth: 2.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 2.6 km
Shallow
2.6 km
2.6 km — shallower than the regional average (15.2 km)
Regional average: 15.2 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

Alaska

Context for this earthquake

18 Sep 2025 – 18 Sep 2026 · M ≥ 3.0 · 657 Catalogue entries

Of 656 other entries for this area and period, 417 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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Historic earthquake map · United States

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