2025-08-21T18:51:23.642Z28.0417139.4053509.768manualconfirmedUSGS4.3mb1Origin/20250821195239.577875.187227Magnitude/20250821195239.577962.1872282025-08-21T19:10:45.958102Z2025-08-21T19:52:39.589048ZBonin Islands, Japan Regionregion nameOrigin/20250821195239.577875.187227