2026-03-31T03:15:19.795Z-3.496146.871310manualconfirmedUSGS4.6mb1Origin/20260331034046.356356.540252Magnitude/20260331034046.35646.5402532026-03-31T03:40:46.371103ZBismarck Searegion nameOrigin/20260331034046.356356.540252