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M1.9 Depth: 5.0 km

M1.9 Earthquake near Lake and Peninsula Borough, Alaska (United States)

UTC time: 2026-09-04 00:20:06 UTC Local time: —

About this earthquake

A magnitude M1.9 earthquake was recorded near Lake and Peninsula Borough, Alaska (United States) on September 4, 2026 at 00:20 UTC. The hypocenter lay relatively close to the surface at around 5 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 218 earthquakes, the strongest at M5.9.

Map

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 (15.3 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

  • Ugashik-Peulik
    Distance: 21 km ·Stratovolcano ·Elevation: 1'474 m ·Last eruption: 1814 ·United States
  • Ukinrek Maars
    Distance: 34 km ·Maar(s) ·Elevation: 91 m ·Last eruption: 1977 ·United States
  • Alaska Peninsula Arc at 155.4°W
    Distance: 55 km ·Lava dome ·Elevation: 402 m ·United States
  • Kialagvik
    Distance: 55 km ·Stratovolcano ·Elevation: 1'677 m ·United States
  • Chiginagak
    Distance: 71 km ·Stratovolcano ·Elevation: 2'221 m ·Last eruption: 1998 ·United States
  • Martin
    Distance: 80 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·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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