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United States · Alaska

M1.7 Earthquake near Kenai Peninsula Borough, Alaska (United States)

UTC time: 2026-09-21 13:21:07 UTC Local time: —
Magnitude
M1.7
Depth
78.9 km
Source
USGS

Alaska · Kenai Peninsula Borough

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About this earthquake

On September 21, 2026 at 13:21 UTC, a magnitude M1.7 earthquake occurred near Kenai Peninsula Borough, Alaska (United States). The earthquake originated at an intermediate depth of about 79 km. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 189 earthquakes, the strongest at M3.0.

Depth profile

Depth profile Depth: 78.9 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 78.9 km
Intermediate
78.9 km
78.9 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

Volcanoes nearby

  • Spurr
    Distance: 32 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 62 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 98 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 151 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 226 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 281 km ·Stratovolcano ·Elevation: 2'140 m ·United States

Alaska

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 2.0 · 4,119 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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Country statistics · United States

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

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