M6.1 Earthquake near 51 km SSE of Inarajan Village, Guam

UTC time: 2025-05-28 13:34:16 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

M6.1

Depth: 59.4 km
Source: NNSN

51 km SSE of Inarajan Village, Guam

Map

About this earthquake

On May 28, 2025 at 13:34 UTC, a magnitude M6.1 earthquake occurred near 51 km SSE of Inarajan Village, Guam. With a focal depth of about 59 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude can cause significant damage in populated areas.

The data is provided by NNSN and cross-checked across seismological networks.

Details

3400fdb42aa22a7566cd8377318333b1ecc2dee5

Magnitude

M6.1

Depth

59.4 km

UTC time

2025-05-28 13:34:16 UTC

Local time

—

Country

—

Source

nnsn

Coordinates

12.84700, 144.94300

Depth profile

Shallow

59.4 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

Mangilao Village68.5 kmN15'191

GeoNames · CC BY 4.0

Volcanoes nearby

Seamount X

Distance: 110 km ·Stratovolcano ·Elevation: -1'230 m ·United States
Forecast Seamount

Distance: 127 km ·Stratovolcano ·Elevation: -1'456 m ·United States
NW Rota-1

Distance: 196 km ·Stratovolcano ·Elevation: -455 m ·Last eruption: 2010 ·United States
Esmeralda Bank

Distance: 237 km ·Stratovolcano ·Elevation: -74 m ·United States
Mariana Back-Arc Segment at 15.5°N

Distance: 288 km ·Fissure vent ·Elevation: -4'100 m ·Last eruption: 2015 ·United States
Ruby

Distance: 314 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
72.7 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 250 km. They are not automatically classified as aftershocks.

First 6 hours2

First 24 hours2

First 72 hours2

Strongest subsequent eventM5.8

M5.82025-05-28 13:34:17 UTC0.1 km51 km SSE of Inarajan Village, Guam M5.82025-05-28 13:34:17 UTC7.0 kmGUAM REGION M4.92025-06-07 22:04:35 UTC194.4 kmROTA REGION, N. MARIANA ISLANDS M5.32025-06-08 00:50:30 UTC213.6 kmROTA REGION, N. MARIANA ISLANDS M5.22025-06-08 00:50:32 UTC219.9 kmMariana Islands M3.82025-06-17 17:56:48 UTC18.8 kmGUAM REGION M5.42025-06-23 19:14:26 UTC104.9 kmGUAM REGION M5.32025-06-23 19:14:27 UTC106.7 kmMariana Islands M5.32025-06-25 18:53:33 UTC91.8 km

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 250 km.

Magnitude rank#1

Earlier events M≥448

Earlier events M≥512

Compared since2025-01-01

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

Strongest earlier events

M6.02025-03-01 20:02:12 UTC98.1 km M5.92025-05-28 13:34:15 UTC21.0 km61 km SE of Inarajan Village, Guam M5.52025-01-21 05:47:50 UTC91.7 km33 km WNW of Agat Village, Guam M5.32025-03-01 20:02:03 UTC96.1 kmMariana Islands M5.32025-04-07 07:24:03 UTC203.7 km43 km S of San Jose Village, Northern Mariana Islands

Stats (last 24h)

Global (24h)

506

Country (24h)

—

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