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United States · Alaska

M2.8 Earthquake near Kenai Peninsula Borough, Alaska (United States)

UTC time: 2026-09-28 01:03:39 UTC Local time: —
Magnitude
M2.8
Depth
140.1 km
Source
USGS

Alaska · Kenai Peninsula Borough

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About this earthquake

On September 28, 2026 at 01:03 UTC, a magnitude M2.8 earthquake occurred near Kenai Peninsula Borough, Alaska (United States). At around 140 km, the focal depth places this among intermediate-depth events. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 174 earthquakes, the strongest at M4.8.

Depth profile

Depth profile Depth: 140.1 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 140.1 km
Intermediate
140.1 km
140.1 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

Volcanoes nearby

  • Iliamna
    Distance: 28 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 50 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Redoubt
    Distance: 81 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Douglas
    Distance: 107 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 117 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Kaguyak
    Distance: 139 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Pedro Bay AirportUnited States · PDB · 4K0
    46.0 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-27

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

28 Sep 2025 – 28 Sep 2026 · M ≥ 2.0 · 4,151 Catalogue entries

Of 4,150 other entries for this area and period, 777 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

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

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