M5.5 Earthquake near 33 km WNW of Agat Village, Guam

UTC time: 2025-01-21 05:47:50 UTC Local time: —

Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

Magnitude

M5.5

Depth: 130.0 km
Source: USGS

33 km WNW of Agat Village, Guam

Map

About this earthquake

On January 21, 2025 at 05:47 UTC, a magnitude M5.5 earthquake occurred near 33 km WNW of Agat Village, Guam. At around 130 km, the focal depth places this among intermediate-depth events. Events of this size can cause damage near the epicenter.

The event was recorded by USGS.

Details

296db55cfaba631862eead3768803f6d9b9eedda

Magnitude

M5.5

Depth

130.0 km

UTC time

2025-01-21 05:47:50 UTC

Local time

—

Country

—

Source

usgs

Coordinates

13.44520, 144.36020

Depth profile

Intermediate

130 km

Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Nearby population centers

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

PlaceDistanceDirectionPopulation

Hagåtña42.2 kmE1'051

GeoNames · CC BY 4.0

Volcanoes nearby

Seamount X

Distance: 43 km ·Stratovolcano ·Elevation: -1'230 m ·United States
Forecast Seamount

Distance: 48 km ·Stratovolcano ·Elevation: -1'456 m ·United States
NW Rota-1

Distance: 136 km ·Stratovolcano ·Elevation: -455 m ·Last eruption: 2010 ·United States
Esmeralda Bank

Distance: 194 km ·Stratovolcano ·Elevation: -74 m ·United States
Mariana Back-Arc Segment at 15.5°N

Distance: 219 km ·Fissure vent ·Elevation: -4'100 m ·Last eruption: 2015 ·United States
Ruby

Distance: 273 km ·Stratovolcano ·Elevation: -174 m ·Last eruption: 2023 ·United States

Radius · 100 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

Antonio B. Won Pat International AirportGuam · GUM · PGUM
47.5 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-06

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 hours0

First 24 hours0

First 72 hours1

Strongest subsequent eventM4.7

M4.52025-01-22 10:42:53 UTC135.9 km78 km E of Yigo Village, Guam M4.72025-01-24 10:16:18 UTC83.5 km69 km SSW of Merizo Village, Guam M4.52025-01-27 05:09:21 UTC11.1 km41 km W of Agat Village, Guam M4.22025-01-27 06:50:58 UTC64.7 km8 km NE of Yigo Village, Guam M4.22025-01-27 20:05:07 UTC83.3 km37 km ESE of Inarajan Village, Guam M4.22025-01-27 20:57:34 UTC118.1 km69 km NE of Yigo Village, Guam M3.82025-02-02 11:36:12 UTC73.2 km34 km N of Yigo Village, Guam M4.02025-02-07 08:36:58 UTC68.3 km42 km NNW of Yigo Village, Guam M4.52025-02-10 11:40:07 UTC93.7 km39 km NE of Yigo Village, Guam M3.92025-02-12 23:25:34 UTC50.3 km29 km NNW of Dededo Village, Guam

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≥45

Earlier events M≥51

Compared since2025-01-01

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

Strongest earlier events

M5.02025-01-11 07:51:49 UTC83.7 km29 km NE of Yigo Village, Guam M4.42025-01-14 12:30:19 UTC107.5 km124 km NW of Piti Village, Guam M4.42025-01-01 12:17:28 UTC61.6 km57 km NNW of Asan-Maina Village, Guam M4.22025-01-01 00:13:22 UTC111.5 km127 km WSW of Merizo Village, Guam M4.12025-01-16 19:37:01 UTC55.7 km24 km S of Merizo Village, Guam

Stats (last 24h)

Global (24h)

500

Country (24h)

—

Current earthquakes in

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No recent events available.