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United States · Alaska

M1.9 Earthquake near Denali Borough, Alaska (United States)

UTC time: 2026-09-21 04:05:27 UTC Local time: —

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About this earthquake

A magnitude M1.9 earthquake was recorded near Denali Borough, Alaska (United States) on September 21, 2026 at 04:05 UTC. The earthquake originated at an intermediate depth of about 116 km. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 182 earthquakes were recorded in the past 24 hours, the strongest reaching M3.3.

Details

ID
e7764059b03fd95cee6ebef92d6ca18d2cb7b687
Magnitude
M1.9
Depth
116.4 km
UTC time
2026-09-21 04:05:27 UTC
Local time
—
Country
United States
State
Alaska
City
Denali Borough
County
Denali Borough
Source
usgs
Coordinates
62.93400, -151.29800
Temperature
-5.5°C

Depth profile

Depth profile Depth: 116.4 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 116.4 km
Intermediate
116.4 km
116.4 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

  • Hayes
    Distance: 155 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 188 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Buzzard Creek
    Distance: 190 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Redoubt
    Distance: 283 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 336 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Wrangell
    Distance: 388 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States

Alaska

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 2.0 · 4,114 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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