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United States · Alaska

M2.4 Earthquake near Kenai Peninsula Borough, Alaska (United States)

UTC time: 2026-09-20 06:59:28 UTC Local time: —
Magnitude
M2.4
Depth
54.8 km
Source
USGS

Alaska · Kenai Peninsula Borough

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About this earthquake

On September 20, 2026 at 06:59 UTC, a magnitude M2.4 earthquake occurred near Kenai Peninsula Borough, Alaska (United States). With a focal depth of about 55 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 199 earthquakes were recorded in the past 24 hours, the strongest reaching M5.3.

Depth profile

Depth profile Depth: 54.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 54.8 km
Shallow
54.8 km
54.8 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

  • Augustine
    Distance: 91 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 99 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 109 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Iliamna
    Distance: 121 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Kaguyak
    Distance: 135 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States
  • Redoubt
    Distance: 158 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Port Graham AirportUnited States · PGM · PGM
    25.2 kmStraight-line distance
  • Nanwalek AirportUnited States · KEB · KEB
    25.3 kmStraight-line distance
  • Seldovia AirportUnited States · SOV · PASO
    37.0 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-20

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

20 Sep 2025 – 20 Sep 2026 · M ≥ 2.0 · 4,109 Catalogue entries

Of 4,108 other entries for this area and period, 1,612 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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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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