2026-02-27T23:06:38.739Z28.0911140.0649447.814manualconfirmedUSGS4.4mb1Origin/20260228000040.289479.1215Magnitude/20260228000040.289604.12162026-02-27T23:18:02.792196Z2026-02-28T00:00:40.300253ZBonin Islands, Japan Regionregion nameOrigin/20260228000040.289479.1215