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United States · Alaska

M2.2 Earthquake near North Slope Borough, Alaska (United States)

UTC time: 2026-09-17 03:46:10 UTC Local time: —

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About this earthquake

On September 17, 2026 at 03:46 UTC, a magnitude M2.2 earthquake occurred near North Slope Borough, Alaska (United States). With a focal depth of about 5 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 M5.2.

Depth profile

Depth profile Depth: 4.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4.6 km
Shallow
4.6 km
4.6 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

17 Sep 2025 – 17 Sep 2026 · M ≥ 2.0 · 4,102 Catalogue entries

Of 4,101 other entries for this area and period, 2,342 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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