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M5.4 Depth: 36.5 km

M5.4 Earthquake near KENAI PENINSULA, ALASKA (United States)

UTC time: 2025-10-30 17:33:14 UTC Local time: —

About this earthquake

On October 30, 2025 at 17:33 UTC, a magnitude M5.4 earthquake occurred near KENAI PENINSULA, ALASKA (United States). With a focal depth of about 37 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 EMSC. United States: 170 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

Magnitude
M5.4
Depth
36.5 km
UTC time
2025-10-30 17:33:14 UTC
Local time
—
Country
United States
City
Alaska
Source
emsc
Coordinates
59.65030, -150.28550
Temperature
5.8°C

Map

Depth profile

Depth profile Depth: 36.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 36.5 km
Shallow
36.5 km
36.5 km — deeper than the regional average (15.9 km)
Regional average: 15.9 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
Anchorage175.6 kmN289'600

GeoNames · CC BY 4.0

Volcanoes nearby

  • Iliamna
    Distance: 162 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Redoubt
    Distance: 165 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Augustine
    Distance: 181 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 205 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Spurr
    Distance: 213 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Fourpeaked
    Distance: 216 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States

Subsequent earthquakes nearby

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

First 6 hours3
First 24 hours7
First 72 hours32
Strongest subsequent eventM5.4
M5.42025-10-30 17:33:15 UTC3.7 km48 km ESE of Fox River, Alaska M2.62025-10-30 17:38:56 UTC5.8 kmKenai Peninsula M2.02025-10-30 19:15:03 UTC9.6 km54 km ESE of Fox River, Alaska M3.12025-10-31 09:37:13 UTC5.8 km39 km SE of Fox River, Alaska M3.12025-10-31 09:37:13 UTC1.5 km M2.42025-10-31 15:53:37 UTC118.6 km M2.42025-10-31 15:53:38 UTC123.0 km28 km SW of Hope, Alaska M3.32025-10-31 18:26:01 UTC2.5 kmKenai Peninsula M3.22025-10-31 18:26:02 UTC2.0 km42 km ESE of Fox River, Alaska M2.02025-10-31 23:00:29 UTC100.8 km5 km ENE of Kalifornsky, Alaska M2.42025-10-31 23:49:35 UTC89.1 km10 km SE of Funny River, Alaska M2.02025-10-31 23:54:52 UTC92.9 km6 km SE of Funny River, Alaska

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#3
Earlier events M≥418
Earlier events M≥54
Compared since2025-04-26

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

Strongest earlier events

M5.72025-10-30 17:33:10 UTC15.2 kmKenai Peninsula, Alaska M5.62025-10-30 17:33:08 UTC35.1 kmKenai Peninsula, Alaska M5.42025-10-30 17:33:13 UTC14.4 kmKenai Peninsula M5.42025-10-30 17:33:10 UTC11.8 kmEvent of magnitude 5.4, near of Anchorage (Monde) M4.82025-07-05 18:15:05 UTC137.8 kmSouthern 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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