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United States · Alaska

M0.4 Earthquake near Kenai Peninsula Borough, Alaska (United States)

UTC time: 2026-09-29 20:39:45 UTC Local time: —
Magnitude
M0.4
Depth
2.4 km
Source
USGS

Alaska · Kenai Peninsula Borough

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About this earthquake

A magnitude M0.4 earthquake was recorded near Kenai Peninsula Borough, Alaska (United States) on September 29, 2026 at 20:39 UTC. The hypocenter lay relatively close to the surface at around 2 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: over the past 24 hours, QuakeMap24 logged 144 earthquakes, the strongest at M4.3.

Depth profile

Depth profile Depth: 2.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 2.4 km
Shallow
2.4 km
2.4 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

  • Spurr
    Distance: 5 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 38 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 93 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 146 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 223 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 279 km ·Stratovolcano ·Elevation: 2'140 m ·United States

Alaska

Context for this earthquake

29 Sep 2025 – 29 Sep 2026 · M ≥ 2.0 · 4,157 Catalogue entries

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

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Historic earthquake map · United States

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Country statistics · United States

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

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