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United States · Alaska

M1.9 Earthquake near Sitka, Alaska (United States)

UTC time: 2026-08-26 05:42:46 UTC Local time: —

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About this earthquake

A magnitude M1.9 earthquake was recorded near Sitka, Alaska (United States) on August 26, 2026 at 05:42 UTC. The hypocenter lay relatively close to the surface at around 23 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 182 earthquakes, the strongest at M3.0.

Details

ID
f6a7a3d236e7388acd0e2bad40b9fce7a398e3be
Magnitude
M1.9
Depth
22.8 km
UTC time
2026-08-26 05:42:46 UTC
Local time
—
Country
United States
State
Alaska
City
Sitka
County
Sitka
Source
usgs
Coordinates
56.49600, -135.05400
Temperature
10.2°C

Depth profile

Depth profile Depth: 22.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 22.8 km
Shallow
22.8 km
22.8 km — deeper 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

  • Edgecumbe
    Distance: 75 km ·Volcanic field ·Elevation: 970 m ·Last eruption: -2080 ·United States
  • Duncan Canal
    Distance: 120 km ·Volcanic field ·Elevation: 15 m ·United States
  • Tlevak Strait-Suemez Island
    Distance: 177 km ·Volcanic field ·Elevation: 50 m ·United States
  • Hoodoo Mountain
    Distance: 233 km ·Pyroclastic cone(s) ·Elevation: 1'850 m ·Last eruption: -7050 ·Canada
  • Iskut-Unuk River Cones
    Distance: 264 km ·Pyroclastic cone(s) ·Elevation: 1'880 m ·Last eruption: 1800 ·Canada
  • Behm Canal-Rudyerd Bay
    Distance: 283 km ·Volcanic field ·Elevation: 500 m ·United States

Alaska

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 4,148 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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