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United States · Alaska

M2.1 Earthquake near Lake and Peninsula Borough, Alaska (United States)

UTC time: 2026-10-03 10:10:31 UTC Local time: —
Magnitude
M2.1
Depth
5.0 km
Source
USGS

Alaska · Lake and Peninsula Borough

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About this earthquake

A magnitude M2.1 earthquake was recorded near Lake and Peninsula Borough, Alaska (United States) on October 3, 2026 at 10:10 UTC. With a focal depth of about 5 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 159 earthquakes, the strongest at M4.1.

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

  • Yantarni
    Distance: 35 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States
  • Chiginagak
    Distance: 44 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States
  • Kialagvik
    Distance: 52 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Aniakchak
    Distance: 79 km ·Caldera ·Elevation: 1'341 m ·Last eruption: 1931 ·United States
  • Ugashik-Peulik
    Distance: 117 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Black Peak
    Distance: 117 km ·Stratovolcano ·Elevation: 1'032 m ·Last eruption: -1900 ·United States

Alaska

Context for this earthquake

03 Oct 2025 – 03 Oct 2026 · M ≥ 2.0 · 4,142 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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Country statistics · United States

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