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United States · Alaska

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

UTC time: 2026-09-21 14:56:01 UTC Local time: —
Magnitude
M1.7
Depth
71.2 km
Source
USGS

Alaska · Kenai Peninsula Borough

Country overview

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About this earthquake

On September 21, 2026 at 14:56 UTC, a magnitude M1.7 earthquake occurred near Kenai Peninsula Borough, Alaska (United States). 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 data is provided by USGS and cross-checked across seismological networks. United States: 184 earthquakes were recorded in the past 24 hours, the strongest reaching M3.0.

Depth profile

Depth profile Depth: 71.2 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 71.2 km
Intermediate
71.2 km
71.2 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

  • Augustine
    Distance: 74 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 79 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 89 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Iliamna
    Distance: 115 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Kaguyak
    Distance: 115 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States
  • Kukak
    Distance: 141 km ·Stratovolcano ·Elevation: 2'043 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Nanwalek AirportUnited States · KEB · KEB
    34.4 kmStraight-line distance
  • Port Graham AirportUnited States · PGM · PGM
    37.3 kmStraight-line distance
  • Seldovia AirportUnited States · SOV · PASO
    49.9 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-21

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

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

Open history map
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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