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M5.9 Earthquake near 192 km WSW of Merizo Village, Guam

UTC time: 2025-11-04 07:37:23 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded Content updated:

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

Magnitude
M5.9
Depth
66.0 km
Source
USGS

192 km WSW of Merizo Village, Guam

Map

M5.9 Earthquake near 192 km WSW of Merizo Village, Guam · 2025-11-04 — Map showing the location of the epicenter
M5.9 Earthquake near 192 km WSW of Merizo Village, Guam · 2025-11-04 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.9 earthquake was recorded near 192 km WSW of Merizo Village, Guam on November 4, 2025 at 07:37 UTC. With a focal depth of about 66 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 data is provided by USGS and cross-checked across seismological networks.

Details

ID
d668aa0d5cece4be5ef912c93d991b5c3e3ffc33
Magnitude
M5.9
Depth
66.0 km
UTC time
2025-11-04 07:37:23 UTC
Local time
—
Country
—
Source
usgs
Coordinates
12.38600, 143.13630
Temperature
28.5°C

Depth profile

Depth profile Depth: 66 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 66 km
Shallow
66 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

Official USGS aftershock forecast

Probability of at least one aftershock at or above the specified magnitude during the entire stated time window. This does not predict an individual earthquake.

Issued: Sep 1, 2026, 7:37 AM UTC · Last checked: Sep 6, 2026, 2:22 PM UTC

Sep 1, 2026, 8:00 AM UTC – Sep 2, 2026, 8:00 AM UTC · Expired
MagnitudeProbability ≥ 1Count (95% interval)
M ≥ 3.01.06 %0–0
M ≥ 4.00.11 %0–0
M ≥ 5.00.01 %0–0
M ≥ 6.0< 0.01 %0–0
M ≥ 7.0< 0.01 %0–0
Sep 1, 2026, 8:00 AM UTC – Sep 8, 2026, 8:00 AM UTC
MagnitudeProbability ≥ 1Count (95% interval)
M ≥ 3.06.82 %0–1
M ≥ 4.00.73 %0–0
M ≥ 5.00.07 %0–0
M ≥ 6.0< 0.01 %0–0
M ≥ 7.0< 0.01 %0–0
Sep 1, 2026, 8:00 AM UTC – Oct 1, 2026, 8:00 AM UTC
MagnitudeProbability ≥ 1Count (95% interval)
M ≥ 3.022.82 %0–2
M ≥ 4.02.97 %0–1
M ≥ 5.00.31 %0–0
M ≥ 6.00.03 %0–0
M ≥ 7.0< 0.01 %0–0
Sep 1, 2026, 8:00 AM UTC – Sep 1, 2027, 8:00 AM UTC
MagnitudeProbability ≥ 1Count (95% interval)
M ≥ 3.071.14 %0–12
M ≥ 4.020.56 %0–2
M ≥ 5.02.60 %0–1
M ≥ 6.00.27 %0–0
M ≥ 7.00.03 %0–0

The range is the 95% forecast interval for the number of earthquakes. Magnitude thresholds and time windows overlap: do not add the values. Windows already in progress still refer to the entire stated period.

Source: USGS — Operational Aftershock Forecast

Nearby population centers

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

PlaceDistanceDirectionPopulation
Hagåtña212.7 kmNE1'051

GeoNames · CC BY 4.0

Volcanoes nearby

  • Seamount X
    Distance: 136 km ·Stratovolcano ·Elevation: -1'230 m ·United States
  • Forecast Seamount
    Distance: 141 km ·Stratovolcano ·Elevation: -1'456 m ·United States
  • NW Rota-1
    Distance: 303 km ·Stratovolcano ·Elevation: -455 m ·Last eruption: 2010 ·United States
  • Esmeralda Bank
    Distance: 366 km ·Stratovolcano ·Elevation: -74 m ·United States
  • Mariana Back-Arc Segment at 15.5°N
    Distance: 367 km ·Fissure vent ·Elevation: -4'100 m ·Last eruption: 2015 ·United States
  • Ruby
    Distance: 444 km ·Stratovolcano ·Elevation: -174 m ·Last eruption: 2023 ·United States

Subsequent earthquakes nearby

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

First 6 hours4
First 24 hours4
First 72 hours4
Strongest subsequent eventM6.0
M5.42025-11-04 07:37:25 UTC10.4 kmEvent of magnitude 5.4, near of Tacloban (Monde) M6.02025-11-04 07:37:25 UTC8.6 kmNorthern Mariana Islands-Guam [Sea] M5.82025-11-04 07:37:26 UTC31.3 km164 km SW of Merizo Village, Guam M5.02025-11-04 07:37:45 UTC30.3 kmSouth of Mariana Islands M4.82025-11-16 10:07:01 UTC48.5 km168 km WSW of Merizo Village, Guam M4.82025-11-16 10:07:01 UTC48.5 kmSouth of Mariana Islands M4.82025-11-16 10:07:05 UTC48.2 kmSouth of Mariana Islands

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≥437
Earlier events M≥514
Compared since2025-01-01

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

Strongest earlier events

M5.92025-11-04 07:37:22 UTC9.9 kmSouth of Mariana Islands M5.92025-09-04 10:04:16 UTC42.0 km M5.82025-11-04 07:37:18 UTC7.2 kmSouth of Mariana Islands M5.72025-11-04 07:37:21 UTC0.0 km M5.22025-10-24 22:38:53 UTC64.6 kmSouth of Mariana Islands

Stats (last 24h)

Global (24h)
511
Country (24h)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

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