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M5.5 Earthquake near Pagan region, Northern Mariana Islands

UTC time: 2026-04-14 03:04:21 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.

Magnitude
M5.5
Depth
220.0 km
Source
USGS

Pagan region, Northern Mariana Islands

Map

M5.5 Earthquake near Pagan region, Northern Mariana Islands · 2026-04-14 — Map showing the location of the epicenter
M5.5 Earthquake near Pagan region, Northern Mariana Islands · 2026-04-14 — Map showing the location of the epicenter

About this earthquake

A magnitude M5.5 earthquake was recorded near Pagan region, Northern Mariana Islands on April 14, 2026 at 03:04 UTC. At around 220 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude can damage poorly built structures.

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

Details

ID
8ebbadac417c60a1c682f95e4409a25bf7cd2658
Magnitude
M5.5
Depth
220.0 km
UTC time
2026-04-14 03:04:21 UTC
Local time
—
Country
—
Source
usgs
Coordinates
18.93420, 145.49870
Temperature
26.6°C

Depth profile

Depth profile Depth: 220 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 220 km
Intermediate
220 km
Why depth matters

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

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 29, 2026, 3:04 AM UTC · Last checked: Oct 5, 2026, 5:22 PM UTC

Updates are delayed. The last successfully retrieved data are shown.

Sep 29, 2026, 4:00 AM UTC – Sep 30, 2026, 4:00 AM UTC · Expired
MagnitudeProbability ≥ 1Count (95% interval)
M ≥ 3.01.61 %0–0
M ≥ 4.00.16 %0–0
M ≥ 5.00.02 %0–0
M ≥ 6.0< 0.01 %0–0
M ≥ 7.0< 0.01 %0–0
Sep 29, 2026, 4:00 AM UTC – Oct 6, 2026, 4:00 AM UTC · Expired
MagnitudeProbability ≥ 1Count (95% interval)
M ≥ 3.09.90 %0–1
M ≥ 4.01.12 %0–0
M ≥ 5.00.11 %0–0
M ≥ 6.00.01 %0–0
M ≥ 7.0< 0.01 %0–0
Sep 29, 2026, 4:00 AM UTC – Oct 29, 2026, 4:00 AM UTC
MagnitudeProbability ≥ 1Count (95% interval)
M ≥ 3.029.53 %0–3
M ≥ 4.04.36 %0–1
M ≥ 5.00.46 %0–0
M ≥ 6.00.05 %0–0
M ≥ 7.0< 0.01 %0–0
Sep 29, 2026, 4:00 AM UTC – Sep 29, 2027, 4:00 AM UTC
MagnitudeProbability ≥ 1Count (95% interval)
M ≥ 3.074.45 %0–18
M ≥ 4.024.77 %0–2
M ≥ 5.03.42 %0–1
M ≥ 6.00.36 %0–0
M ≥ 7.00.04 %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
Saipan414.7 kmS48'220

GeoNames · CC BY 4.0

Volcanoes nearby

  • Agrigan
    Distance: 26 km ·Stratovolcano ·Elevation: 965 m ·Last eruption: 1917 ·United States
  • Asuncion
    Distance: 83 km ·Stratovolcano ·Elevation: 857 m ·Last eruption: 1906 ·United States
  • Pagan
    Distance: 95 km ·Stratovolcano(es) ·Elevation: 570 m ·Last eruption: 2021 ·United States
  • Maug Islands
    Distance: 124 km ·Stratovolcano ·Elevation: 227 m ·United States
  • Supply Reef
    Distance: 139 km ·Stratovolcano ·Elevation: -8 m ·United States
  • Alamagan
    Distance: 152 km ·Stratovolcano ·Elevation: 744 m ·Last eruption: 870 ·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 eventM5.3
M5.32026-04-14 03:04:23 UTC24.8 kmMariana Islands M4.52026-04-22 22:04:05 UTC92.5 kmMariana Islands M4.52026-04-22 22:04:07 UTC95.4 kmPAGAN REG., N. MARIANA ISLANDS M5.02026-05-10 21:07:59 UTC124.4 kmMariana Islands M4.62026-05-10 21:08:14 UTC120.2 kmALAMAGAN REG, N. MARIANA ISLANDS M4.62026-05-10 21:08:18 UTC121.3 km292 km N of Saipan, Northern Mariana Islands

Comparison of seismic sources

2 sources currently report magnitudes from M5.5 to M5.7.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
NNSNM5.7220.0 km0.0 km
USGSM5.5220.0 km0.0 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 150 km.

Magnitude rank#2
Earlier events M≥473
Earlier events M≥516
Compared since2025-01-05

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

Strongest earlier events

M5.72026-04-14 03:03:58 UTC22.6 kmEvent of magnitude 5.7, near of Tokyo (Monde) M5.52025-07-24 19:22:39 UTC81.9 kmPAGAN REG., N. MARIANA ISLANDS M5.42026-04-14 03:04:19 UTC15.2 kmMariana Islands M5.42025-07-24 19:22:39 UTC81.9 kmPagan region, Northern Mariana Islands M5.42026-04-02 06:13:45 UTC131.7 kmMariana Islands

Stats (last 24h)

Global (24h)
569
Country (24h)
—
—
Current earthquakes in
Magnitude Place Local time
No recent events available.

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