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United States · Alaska

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

UTC time: 2026-09-11 21:42:26 UTC Local time: —

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About this earthquake

On September 11, 2026 at 21:42 UTC, a magnitude M1.8 earthquake occurred near Denali Borough, Alaska (United States). At around 122 km, the focal depth places this among intermediate-depth events. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 234 earthquakes were recorded in the past 24 hours, the strongest reaching M5.4.

Details

ID
8e9983ca4ff4d37ab1762150a7ccc9aa3e73a8a6
Magnitude
M1.8
Depth
121.8 km
UTC time
2026-09-11 21:42:26 UTC
Local time
—
Country
United States
State
Alaska
City
Denali Borough
County
Denali Borough
Source
usgs
Coordinates
63.24600, -150.53800
Temperature
3.0°C

Depth profile

Depth profile Depth: 121.8 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 121.8 km
Intermediate
121.8 km
121.8 km — deeper than the regional average (15.2 km)
Regional average: 15.2 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Buzzard Creek
    Distance: 138 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 203 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 234 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 328 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Wrangell
    Distance: 361 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Iliamna
    Distance: 382 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States

Alaska

Context for this earthquake

11 Sep 2025 – 11 Sep 2026 · M ≥ 2.0 · 4,105 Catalogue entries

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

Open seismic profile

Historic earthquake map · United States

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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

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

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