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United States · Alaska

M4.2 Earthquake near Alaska (United States)

UTC time: 2026-10-23 06:44:49 UTC Local time: —

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About this earthquake

A magnitude M4.2 earthquake was recorded near Alaska (United States) on October 23, 2026 at 06:44 UTC. The hypocenter lay relatively close to the surface at around 37 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 198 earthquakes, the strongest at M4.2.

Details

ID
6a3eb8ab065f18820c631e098f4773eb36db8c91
Magnitude
M4.2
Depth
36.9 km
UTC time
2026-10-23 06:44:49 UTC
Local time
—
Country
United States
State
Alaska
City
Alaska
Source
usgs
Coordinates
54.59780, -159.63690
Temperature
5.8°C

Depth profile

Depth profile Depth: 36.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 36.9 km
Shallow
36.9 km
36.9 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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

  • Stepovak Bay Group
    Distance: 149 km ·Volcanic field ·Elevation: 1'633 m ·United States
  • Dana
    Distance: 153 km ·Stratovolcano ·Elevation: 1'354 m ·Last eruption: -1890 ·United States
  • Kupreanof
    Distance: 157 km ·Stratovolcano ·Elevation: 1'895 m ·United States
  • Pavlof
    Distance: 170 km ·Stratovolcano ·Elevation: 2'493 m ·Last eruption: 2022 ·United States
  • Pavlof Sister
    Distance: 171 km ·Stratovolcano ·Elevation: 2'142 m ·United States
  • Emmons Lake Volcanic Center
    Distance: 175 km ·Caldera ·Elevation: 1'534 m ·United States

Alaska

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 653 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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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
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