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M1.3 Depth: 3.4 km

M1.3 Earthquake near Lake and Peninsula Borough, Alaska (United States)

UTC time: 2026-05-20 16:41:09 UTC Local time: —

About this earthquake

On May 20, 2026 at 16:41 UTC, a magnitude M1.3 earthquake occurred near Lake and Peninsula Borough, Alaska (United States). The hypocenter lay relatively close to the surface at around 3 km, increasing how strongly it was felt. 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 166 earthquakes, the strongest at M3.6.

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Depth profile

Depth profile Depth: 3.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 3.4 km
Shallow
3.4 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

  • Alaska Peninsula Arc at 155.4°W
    Distance: 28 km ·Lava dome ·Elevation: 402 m ·United States
  • Ugashik-Peulik
    Distance: 35 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Ukinrek Maars
    Distance: 40 km ·Maar(s) ·Elevation: 91 m ·Last eruption: 1977 ·United States
  • Martin
    Distance: 40 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·United States
  • Mageik
    Distance: 47 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·United States
  • Novarupta
    Distance: 56 km ·Caldera ·Elevation: 841 m ·Last eruption: 1912 ·United States

Sources: Smithsonian GVP & USGS

Historic earthquake map · United States

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Country statistics · United States

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