4.6

M4.6 Earthquake 292 km N of Saipan, Northern Mariana IslandsMay 10, 2026

2026-05-10 21:08:18 UTC (2 hours ago) · approx. 7:08 AM UTC+10 local

Felt by 1 person across nearby locations.

MagnitudeM4.6(mb)
Time21:08 UTC7:08 AM UTC+10
Depth174.8 kmintermediate depth
Coordinates17.857°, 145.678°
Felt by1DYFI response
Status✓ Reviewed by USGS

On May 10, 2026 at 21:08 UTC, a magnitude 4.6 intermediate depth earthquake struck 292 km N of Saipan, Northern Mariana Islands, at a depth of 174.8 km and coordinates 17.8567°, 145.6782°. This earthquake was detected by 49 seismic stations with excellent location accuracy and was assigned a USGS significance rating of 326, placing it among routine seismic activity.

Physical scale: An earthquake of magnitude 4.6 releases seismic energy equivalent to roughly 120 metric tons of TNT. Empirical fault-scaling laws (Wells & Coppersmith, 1994) estimate the subsurface rupture length at approximately 899 m — a useful intuition for the size of the slip patch on the fault.

Map showing earthquake epicenter at 17.86°, 145.68°

Did You Feel It? — community-reported shaking

Aggregated felt-report intensity from 1 citizen response to the USGS Did You Feel It? system. Each colored zone represents the average MMI from reports in that area.

USGS DYFI community-reported intensity map for the M4.6 earthquake near 292 km N of Saipan, Northern Mariana Islands

Source: U.S. Geological Survey Did You Feel It?. View on USGS · submit your own report

Earthquake Details

Magnitude
4.6 mb
Depth
174.8 km
intermediate depth
Location
17.8567°N
145.6782°E
Felt Reports
1
DYFI responses
Community Intensity
2.0
CDI from reports

Technical Information

Event ID
us6000swss
Event Type
earthquake
Status
✓ Reviewed
Significance
326
Stations Used
49
Azimuthal Gap
55.0°
Min Station Distance
23.325°
RMS Residual
0.82 sec
Last Updated
2026-05-10 22:08:23 UTC

Common Questions

How strong was the magnitude 4.6 earthquake near Saipan, Northern Mariana Islands?

The magnitude 4.6 earthquake that struck 292 km N of Saipan, Northern Mariana Islands on May 10, 2026 at 21:08 UTC had a depth of 174.8 km. For context, this was a light earthquake commonly felt near the epicenter.

Where did the earthquake occur?

The earthquake epicenter was located at 17.8567°, 145.6782°, which is 292 km N of Saipan, Northern Mariana Islands.

Were there aftershocks?

Aftershock activity is monitored continuously by the USGS. Aftershock sequences from magnitude 4.6 earthquakes can continue for several days and gradually diminish over time.

What should I do after an earthquake?

If you were in the affected area: check yourself and others for injuries, inspect your home for damage, and be prepared for aftershocks. For detailed guidance, see our earthquake safety guide and emergency planning resources.

Authoritative source: USGS event page (event ID: us6000swss). All scientific values on this page are sourced verbatim from the USGS feed.

Cite this page: EarthquakeTracker.org. (2026, May 10, 2026). M4.6 Earthquake 292 km N of Saipan, Northern Mariana IslandsMay 10, 2026. Retrieved May 10, 2026 from https://www.earthquaketracker.org/earthquakes/event/us6000swss/