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United States · Alaska

M2.1 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-09-09 01:36:12 UTC Local time: —

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About this earthquake

A magnitude M2.1 earthquake was recorded near Unorganized Borough, Alaska (United States) on September 9, 2026 at 01:36 UTC. The hypocenter lay relatively close to the surface at around 11 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 194 earthquakes were recorded in the past 24 hours, the strongest reaching M3.1.

Depth profile

Depth profile Depth: 11.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.4 km
Shallow
11.4 km
11.4 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

  • Buzzard Creek
    Distance: 104 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 374 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 408 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Wrangell
    Distance: 422 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Minto Al Wright AirportUnited States · MNT
    44.3 kmStraight-line distance
  • Manley Hot Springs AirportUnited States · MLY · PAML
    46.6 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-08

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Alaska

Context for this earthquake

09 Sep 2025 – 09 Sep 2026 · M ≥ 2.0 · 4,086 Catalogue entries

Of 4,085 other entries for this area and period, 2,863 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · United States

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Country statistics · United States

Country overview
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