M3.2 Depth: 138.5 km

M3.2 Earthquake near Lake and Peninsula Borough, Alaska (United States)

UTC time: 2026-03-21 12:52:51 UTC Local time:

About this earthquake

A magnitude M3.2 earthquake was recorded near Lake and Peninsula Borough, Alaska (United States) on March 21, 2026 at 12:52 UTC. At around 139 km, the focal depth places this among intermediate-depth events. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by EMSC. United States: over the past 24 hours, QuakeMap24 logged 152 earthquakes, the strongest at M2.9.

Map

Depth profile

Depth profile Depth: 138.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 138.5 km
Intermediate
138.5 km
138.5 km — deeper than the regional average (15.8 km)
Regional average: 15.8 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Griggs
    Distance: 21 km ·Stratovolcano ·Elevation: 2'317 m ·Last eruption: -1790 ·United States
  • Novarupta
    Distance: 27 km ·Caldera ·Elevation: 841 m ·Last eruption: 1912 ·United States
  • Trident
    Distance: 31 km ·Stratovolcano ·Elevation: 1'864 m ·Last eruption: 1974 ·United States
  • Mageik
    Distance: 32 km ·Stratovolcano ·Elevation: 2'165 m ·Last eruption: -500 ·United States
  • Katmai
    Distance: 33 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States
  • Martin
    Distance: 34 km ·Stratovolcano ·Elevation: 1'863 m ·Last eruption: 1953 ·United States

Historic earthquake map · United States

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

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

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