United States · Alaska

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

UTC time: 2026-09-09 10:39:27 UTC Local time:

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About this earthquake

On September 9, 2026 at 10:39 UTC, a magnitude M2.2 earthquake occurred near Unorganized Borough, Alaska (United States). With a focal depth of about 14 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 data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 236 earthquakes, the strongest at M5.4.

Depth profile

Depth profile Depth: 13.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 13.9 km
Shallow
13.9 km
13.9 km — close to 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

Volcanoes nearby

  • Distance: 104 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Distance: 373 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Distance: 406 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • 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

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

Source: OurAirports · Dataset date: 2026-09-11

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

12 Sep 2025 – 12 Sep 2026 · M ≥ 2.0 · 4,106 Catalogue entries

Of 4,105 other entries for this area and period, 2,349 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · United States

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

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

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