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M5.0 Earthquake near Gulf of Alaska

UTC time: 2025-05-18 09:55:44 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.

Magnitude
M5.0
Depth
10.0 km
Source
GFZ

Gulf of Alaska

Map

M5.0 Earthquake near Gulf of Alaska · 2025-05-18 — Map showing the location of the epicenter
M5.0 Earthquake near Gulf of Alaska · 2025-05-18 — Map showing the location of the epicenter

About this earthquake

On May 18, 2025 at 09:55 UTC, a magnitude M5.0 earthquake occurred near Gulf of Alaska. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by GFZ.

Details

ID
3cb8dac6b553269f2aa764a364a020acb62462e1
Magnitude
M5.0
Depth
10.0 km
UTC time
2025-05-18 09:55:44 UTC
Local time
—
Country
—
Source
gfz
Coordinates
58.16000, -149.36000
Temperature
6.7°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
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
Anchorage341.4 kmN289'600

GeoNames · CC BY 4.0

Volcanoes nearby

  • Douglas
    Distance: 255 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 260 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Augustine
    Distance: 270 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Kaguyak
    Distance: 276 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States
  • Kukak
    Distance: 294 km ·Stratovolcano ·Elevation: 2'043 m ·United States
  • Steller
    Distance: 295 km ·Stratovolcano ·Elevation: 2'279 m ·United States

Subsequent earthquakes nearby

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

First 6 hours1
First 24 hours1
First 72 hours1
Strongest subsequent eventM4.5
M4.52025-05-18 09:55:45 UTC12.0 km189 km ENE of Chiniak, Alaska M2.42025-05-21 22:07:30 UTC111.1 km101 km S of Lowell Point, Alaska M2.52025-05-24 11:31:21 UTC145.9 km51 km SSE of Port Graham, Alaska M2.52025-05-24 11:31:21 UTC149.9 kmKODIAK ISLAND REGION, ALASKA M2.12025-05-24 18:01:01 UTC141.3 km50 km ENE of Ouzinkie, Alaska M1.82025-06-06 18:50:19 UTC121.3 km91 km ESE of Halibut Cove, Alaska M2.22025-06-09 20:20:40 UTC126.8 km88 km SSE of Port Graham, Alaska

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#1
Earlier events M≥41
Earlier events M≥50
Compared since2025-04-24

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

Strongest earlier events

M4.62025-04-24 15:14:16 UTC123.3 km65 km ENE of Ouzinkie, Alaska

Stats (last 24h)

Global (24h)
631
Country (24h)
—
—
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