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M1.7 Depth: 9.2 km

M1.7 Earthquake near Lake and Peninsula Borough, Alaska (United States)

UTC time: 2026-08-21 11:45:08 UTC Local time: —

About this earthquake

A magnitude M1.7 earthquake was recorded near Lake and Peninsula Borough, Alaska (United States) on August 21, 2026 at 11:45 UTC. The hypocenter lay relatively close to the surface at around 9 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 206 earthquakes, the strongest at M3.7.

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Depth profile

Depth profile Depth: 9.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 9.2 km
Shallow
9.2 km
9.2 km — shallower than the regional average (15.4 km)
Regional average: 15.4 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

  • Augustine
    Distance: 118 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Griggs
    Distance: 129 km ·Stratovolcano ·Elevation: 2'317 m ·Last eruption: -1790 ·United States
  • Kaguyak
    Distance: 129 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States
  • Fourpeaked
    Distance: 132 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 132 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Kukak
    Distance: 133 km ·Stratovolcano ·Elevation: 2'043 m ·United States

Historic earthquake map · United States

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Country statistics · United States

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

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