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United States

M5.6 Earthquake near Kenai Peninsula, Alaska (United States)

UTC time: 2025-10-30 17:33:08 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis.

Map

M5.6 Earthquake near Kenai Peninsula, Alaska (United States) · 2025-10-30 — Map showing the location of the epicenter
M5.6 Earthquake near Kenai Peninsula, Alaska (United States) · 2025-10-30 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.6 earthquake was recorded near Kenai Peninsula, Alaska (United States) on October 30, 2025 at 17:33 UTC. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size can cause damage near the epicenter.

The event was recorded by USP. United States: 187 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
8a82e8249e0c3a744301c860af46b0dc0c454476
Magnitude
M5.6
Depth
10.0 km
UTC time
2025-10-30 17:33:08 UTC
Local time
—
Country
United States
City
Alaska
Source
usp
Coordinates
59.34287, -150.42587
Temperature
5.8°C

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower 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

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Anchorage210.5 kmN289'600

GeoNames · CC BY 4.0

Volcanoes nearby

  • Iliamna
    Distance: 168 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 171 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Redoubt
    Distance: 181 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Douglas
    Distance: 186 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 196 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Kaguyak
    Distance: 222 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Homer AirportUnited States · HOM · PAHO
    68.3 kmStraight-line distance
  • Seldovia AirportUnited States · SOV · PASO
    73.3 kmStraight-line distance
  • Port Graham AirportUnited States · PGM · PGM
    79.6 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-22

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours7
First 24 hours9
First 72 hours30
Strongest subsequent eventM5.7
M5.72025-10-30 17:33:10 UTC41.2 kmKenai Peninsula, Alaska M5.42025-10-30 17:33:10 UTC39.4 kmEvent of magnitude 5.4, near of Anchorage (Monde) M5.42025-10-30 17:33:13 UTC39.0 kmKenai Peninsula M5.42025-10-30 17:33:14 UTC35.1 kmKENAI PENINSULA, ALASKA M5.42025-10-30 17:33:15 UTC33.8 km48 km ESE of Fox River, Alaska M2.62025-10-30 17:38:56 UTC29.8 kmKenai Peninsula M2.02025-10-30 19:15:03 UTC32.9 km54 km ESE of Fox River, Alaska M3.12025-10-31 09:37:13 UTC35.2 km39 km SE of Fox River, Alaska M3.12025-10-31 09:37:13 UTC33.9 kmKENAI PENINSULA, ALASKA M3.32025-10-31 18:26:01 UTC33.2 kmKenai Peninsula M3.22025-10-31 18:26:02 UTC35.2 km42 km ESE of Fox River, Alaska M2.02025-10-31 23:00:29 UTC128.9 km5 km ENE of Kalifornsky, Alaska

Alaska

Context for this earthquake

22 Sep 2025 – 22 Sep 2026 · M ≥ 3.0 · 655 Catalogue entries

Of 654 other entries for this area and period, 12 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#1
Earlier events M≥414
Earlier events M≥51
Compared since2025-04-24

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.02025-05-18 09:55:44 UTC145.2 kmGulf of Alaska M4.82025-07-05 18:15:05 UTC145.3 kmSouthern Alaska M4.62025-04-24 15:14:16 UTC147.6 km65 km ENE of Ouzinkie, Alaska M4.52025-07-05 18:15:06 UTC144.9 kmSOUTHERN ALASKA M4.52025-05-18 09:55:44 UTC144.2 kmGULF OF ALASKA

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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