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United States · Alaska

M2.3 Earthquake near Kenai Peninsula Borough, Alaska (United States)

UTC time: 2026-09-20 10:44:16 UTC Local time: —
Magnitude
M2.3
Depth
70.5 km
Source
USGS

Alaska · Kenai Peninsula Borough

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About this earthquake

A magnitude M2.3 earthquake was recorded near Kenai Peninsula Borough, Alaska (United States) on September 20, 2026 at 10:44 UTC. At around 71 km, the focal depth places this among intermediate-depth events. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 187 earthquakes, the strongest at M5.3.

Depth profile

Depth profile Depth: 70.5 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 70.5 km
Intermediate
70.5 km
70.5 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: 61 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Redoubt
    Distance: 82 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Augustine
    Distance: 93 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 137 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 149 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Spurr
    Distance: 164 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Homer AirportUnited States · HOM · PAHO
    38.6 kmStraight-line distance
  • Seldovia AirportUnited States · SOV · PASO
    47.3 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 · 4,108 Catalogue entries

Of 4,107 other entries for this area and period, 1,948 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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