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United States · Alaska

M2.3 Earthquake near Denali Borough, Alaska (United States)

UTC time: 2026-09-12 19:36:52 UTC Local time: —

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About this earthquake

A magnitude M2.3 earthquake was recorded near Denali Borough, Alaska (United States) on September 12, 2026 at 19:36 UTC. The hypocenter lay relatively close to the surface at around 5 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 275 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

ID
d56995c257fab5f16c1ba364e237aa386d267db1
Magnitude
M2.3
Depth
5.0 km
UTC time
2026-09-12 19:36:52 UTC
Local time
—
Country
United States
State
Alaska
City
Denali Borough
County
Denali Borough
Source
usgs
Coordinates
63.12900, -151.39600
Temperature
-0.7°C

Depth profile

Depth profile Depth: 5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 5 km
Shallow
5 km
5 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

Volcanoes nearby

  • Hayes
    Distance: 174 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Buzzard Creek
    Distance: 179 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Spurr
    Distance: 208 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 302 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 356 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Wrangell
    Distance: 398 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States

Alaska

Context for this earthquake

12 Sep 2025 – 12 Sep 2026 · M ≥ 2.0 · 4,107 Catalogue entries

Of 4,106 other entries for this area and period, 1,970 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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