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United States · Alaska

M2.3 Earthquake near Kodiak Island Borough, Alaska (United States)

UTC time: 2026-09-10 08:59:02 UTC Local time: —
Magnitude
M2.3
Depth
51.2 km
Source
USGS

Alaska · Kodiak Island Borough

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About this earthquake

A magnitude M2.3 earthquake was recorded near Kodiak Island Borough, Alaska (United States) on September 10, 2026 at 08:59 UTC. The hypocenter lay relatively close to the surface at around 51 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: 202 earthquakes were recorded in the past 24 hours, the strongest reaching M4.4.

Depth profile

Depth profile Depth: 51.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 51.2 km
Shallow
51.2 km
51.2 km — deeper 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

  • Steller
    Distance: 86 km ·Stratovolcano ·Elevation: 2'279 m ·United States
  • Kukak
    Distance: 87 km ·Stratovolcano ·Elevation: 2'043 m ·United States
  • Denison
    Distance: 87 km ·Stratovolcano ·Elevation: 2'287 m ·United States
  • Snowy Mountain
    Distance: 91 km ·Stratovolcano(es) ·Elevation: 2'162 m ·Last eruption: 1710 ·United States
  • Kaguyak
    Distance: 93 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States
  • Katmai
    Distance: 101 km ·Stratovolcano ·Elevation: 2'047 m ·Last eruption: 1912 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Port Lions AirportUnited States · ORI
    35.9 kmStraight-line distance
  • Larsen Bay AirportUnited States · KLN · PALB
    45.9 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-10

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

10 Sep 2025 – 10 Sep 2026 · M ≥ 2.0 · 4,095 Catalogue entries

Of 4,094 other entries for this area and period, 1,960 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · United States

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Country statistics · United States

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