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United States · Alaska

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

UTC time: 2026-09-06 12:23:47 UTC Local time: —
Magnitude
M1.9
Depth
132.6 km
Source
USGS

Alaska · Lake and Peninsula Borough

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About this earthquake

On September 6, 2026 at 12:23 UTC, a magnitude M1.9 earthquake occurred near Lake and Peninsula Borough, Alaska (United States). The earthquake originated at an intermediate depth of about 133 km. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 151 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Depth profile

Depth profile Depth: 132.6 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 132.6 km
Intermediate
132.6 km
132.6 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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: 28 km ·Stratovolcano ·Elevation: 2'317 m ·Last eruption: -1790 ·United States
  • Snowy Mountain
    Distance: 33 km ·Stratovolcano(es) ·Elevation: 2'162 m ·Last eruption: 1710 ·United States
  • Katmai
    Distance: 35 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States
  • Denison
    Distance: 36 km ·Stratovolcano ·Elevation: 2'287 m ·United States
  • Steller
    Distance: 38 km ·Stratovolcano ·Elevation: 2'279 m ·United States
  • Novarupta
    Distance: 38 km ·Caldera ·Elevation: 841 m ·Last eruption: 1912 ·United States

Alaska

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 2.0 · 4,082 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

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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