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United States · Alaska

M1.8 Earthquake near Denali Borough, Alaska (United States)

UTC time: 2026-09-11 04:13:00 UTC Local time: —

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About this earthquake

A magnitude M1.8 earthquake was recorded near Denali Borough, Alaska (United States) on September 11, 2026 at 04:13 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 data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 228 earthquakes, the strongest at M4.1.

Details

ID
a12572379416a7a0204775ea31a2f5d882182431
Magnitude
M1.8
Depth
5.0 km
UTC time
2026-09-11 04:13:00 UTC
Local time
—
Country
United States
State
Alaska
City
Denali Borough
County
Denali Borough
Source
usgs
Coordinates
63.29400, -151.92100
Temperature
12.4°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: 186 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Buzzard Creek
    Distance: 192 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Spurr
    Distance: 222 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 315 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 368 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Wrangell
    Distance: 428 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States

Alaska

Context for this earthquake

11 Sep 2025 – 11 Sep 2026 · M ≥ 2.0 · 4,099 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

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Historic earthquake map · United States

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Country statistics · United States

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