Live record · USGSReports quakes after they happen. Not an alert system.

Earthquake · Reviewed by USGS

M4.2 earthquake Bonin Islands, Japan region

A magnitude 4.2 earthquake struck Bonin Islands, Japan region at Mar 28, 2026, 08:58 UTC, at a depth of 522 km.

Details

Magnitude4.2 mb
TimeMar 28, 2026, 08:58 UTC
Depth522.0 km
Coordinates28.124, 139.041
Felt reports0
Tsunami flagNone
SourceUSGS event page
Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
MagnitudeLocationDistanceDepthTime
4.8Bonin Islands, Japan region74 km / 46 midepth 482 km
5.3Bonin Islands, Japan region70 km / 44 midepth 485 km
4.2Bonin Islands, Japan region73 km / 45 midepth 500 km
4.8Bonin Islands, Japan region84 km / 52 midepth 499 km
6.5Bonin Islands, Japan region67 km / 42 midepth 492 km
4.8Bonin Islands, Japan region81 km / 50 midepth 507 km
4.4Bonin Islands, Japan region88 km / 55 midepth 427 km
4.1Bonin Islands, Japan region91 km / 57 midepth 425 km
4.1Bonin Islands, Japan region59 km / 37 midepth 512 km
4.0Bonin Islands, Japan region76 km / 47 midepth 469 km

USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.