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M5.5 Earthquake

UTC time: 2025-04-28 02:34:59 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
M5.5
Depth
10.8 km
Source
NNSN

Earthquake location (52.228, -168.513)

Map

M5.5 Earthquake · 2025-04-28 — Map showing the location of the epicenter
M5.5 Earthquake · 2025-04-28 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.5 earthquake was recorded near Earthquake location (52.228, -168.513) on April 28, 2025 at 02:34 UTC. With a focal depth of about 11 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 NNSN.

Details

ID
8cb7bb875bea3b022971b8ffb5732f1e671f1ac8
Magnitude
M5.5
Depth
10.8 km
UTC time
2025-04-28 02:34:59 UTC
Local time
—
Country
—
Source
nnsn
Coordinates
52.22800, -168.51300

Depth profile

Depth profile Depth: 10.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10.8 km
Shallow
10.8 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

Volcanoes nearby

  • Vsevidof
    Distance: 101 km ·Stratovolcano ·Elevation: 2'160 m ·Last eruption: 1878 ·United States
  • Recheschnoi
    Distance: 103 km ·Stratovolcano ·Elevation: 1'984 m ·United States
  • Tana
    Distance: 108 km ·Stratovolcano(es) ·Elevation: 1'170 m ·United States
  • Kagamil
    Distance: 116 km ·Stratovolcano ·Elevation: 893 m ·Last eruption: 1929 ·United States
  • Cleveland
    Distance: 117 km ·Stratovolcano ·Elevation: 1'730 m ·Last eruption: 2020 ·United States
  • Herbert
    Distance: 122 km ·Stratovolcano ·Elevation: 1'280 m ·United States

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Nikolski Air StationUnited States · IKO · PAKO
    82.5 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-04

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

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#3
Earlier events M≥417
Earlier events M≥54
Compared since2025-01-18

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

Strongest earlier events

M5.62025-01-26 22:39:15 UTC147.9 km M5.62025-01-26 22:39:13 UTC140.2 km86 km SSW of Unalaska, Alaska M5.22025-01-21 11:55:04 UTC138.5 km M5.22025-01-21 11:55:03 UTC138.5 km126 km S of Unalaska, Alaska M4.42025-02-01 12:15:49 UTC143.1 km84 km SW of Unalaska, Alaska

Stats (last 24h)

Global (24h)
493
Country (24h)
—
—
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