2026-03-01T03:41:55.288Z-55.4833-27.502833.328manualconfirmedUSGS4.9mb1Origin/20260301040400.341636.21359Magnitude/20260301040400.341734.213602026-03-01T04:04:01.029277ZSouth Sandwich Islands Regionregion nameOrigin/20260301040400.341636.21359