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United States · Alaska

M3.9 Earthquake near Kenai Peninsula Borough, Alaska (United States)

UTC time: 2026-08-29 12:02:11 UTC Local time: —
Magnitude
M3.9
Depth
93.9 km
Source
USGS

Alaska · Kenai Peninsula Borough

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About this earthquake

On August 29, 2026 at 12:02 UTC, a magnitude M3.9 earthquake occurred near Kenai Peninsula Borough, Alaska (United States). The earthquake originated at an intermediate depth of about 94 km. Earthquakes of this magnitude are often felt but rarely cause damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 161 earthquakes, the strongest at M4.6.

Depth profile

Depth profile Depth: 93.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 93.9 km
Intermediate
93.9 km
93.9 km — deeper than the regional average (15.2 km)
Regional average: 15.2 km
Why depth matters

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

Depth classes per USGS

Felt reports

1felt reports at EMSC / LastQuake

Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.

Data updated: Aug 29, 2026, 12:05 PM UTC · Last checked: Sep 29, 2026, 12:07 AM UTC

Source: EMSC / LastQuake

Volcanoes nearby

  • Iliamna
    Distance: 45 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Redoubt
    Distance: 66 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Augustine
    Distance: 89 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 138 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 150 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Spurr
    Distance: 153 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States

Alaska

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 653 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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