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United States · Alaska

M2.3 Earthquake near Lake and Peninsula Borough, Alaska (United States)

UTC time: 2026-09-09 20:01:54 UTC Local time: —
Magnitude
M2.3
Depth
7.4 km
Source
USGS

Alaska · Lake and Peninsula Borough

Country overview

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About this earthquake

On September 9, 2026 at 20:01 UTC, a magnitude M2.3 earthquake occurred near Lake and Peninsula Borough, Alaska (United States). The hypocenter lay relatively close to the surface at around 7 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 212 earthquakes were recorded in the past 24 hours, the strongest reaching M3.0.

Depth profile

Depth profile Depth: 7.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.4 km
Shallow
7.4 km
7.4 km — shallower than the regional average (15.2 km)
Regional average: 15.2 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

  • Black Peak
    Distance: 23 km ·Stratovolcano ·Elevation: 1'032 m ·Last eruption: -1900 ·United States
  • Veniaminof
    Distance: 36 km ·Stratovolcano ·Elevation: 2'507 m ·Last eruption: 2021 ·United States
  • Kupreanof
    Distance: 68 km ·Stratovolcano ·Elevation: 1'895 m ·United States
  • Aniakchak
    Distance: 73 km ·Caldera ·Elevation: 1'341 m ·Last eruption: 1931 ·United States
  • Stepovak Bay Group
    Distance: 85 km ·Volcanic field ·Elevation: 1'633 m ·United States
  • Yantarni
    Distance: 128 km ·Stratovolcano ·Elevation: 1'345 m ·Last eruption: -800 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Chignik Lake AirportUnited States · KCQ · A79
    12.7 kmStraight-line distance
  • Chignik AirportUnited States · KCG · PAJC
    32.0 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-09

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Alaska

Context for this earthquake

09 Sep 2025 – 09 Sep 2026 · M ≥ 2.0 · 4,088 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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