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M3.4 Depth: 4.2 km

M3.4 Earthquake near Lake and Peninsula Borough, Alaska (United States)

UTC time: 2026-06-18 19:27:28 UTC Local time: —

About this earthquake

On June 18, 2026 at 19:27 UTC, a magnitude M3.4 earthquake occurred near Lake and Peninsula Borough, Alaska (United States). The hypocenter lay relatively close to the surface at around 4 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The data is provided by USGS and cross-checked across seismological networks. United States: 160 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Map

Depth profile

Depth profile Depth: 4.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4.2 km
Shallow
4.2 km
4.2 km — shallower than the regional average (15.9 km)
Regional average: 15.9 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

  • Kialagvik
    Distance: 44 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Chiginagak
    Distance: 45 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States
  • Yantarni
    Distance: 47 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States
  • Ugashik-Peulik
    Distance: 102 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Aniakchak
    Distance: 102 km ·Caldera ·Elevation: 1'341 m ·Last eruption: 1931 ·United States
  • Ukinrek Maars
    Distance: 111 km ·Maar(s) ·Elevation: 91 m ·Last eruption: 1977 ·United States

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
View earthquake KPIs, strongest and latest events, and averages for this country.

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