2025-03-20T06:30:27.478Z-60.4128-27.2206100.828manualconfirmedUSGS5.5mb1Origin/20250320064909.201568.110490Magnitude/20250320064909.201641.1104912025-03-20T06:40:55.058022Z2025-03-20T06:49:09.504443ZSouth Sandwich Islands Regionregion nameOrigin/20250320064909.201568.110490