2025-10-19T23:42:46.5Z12.692143.1119131.711manualconfirmedUSGS4.5mb1Origin/20251020012216.853842.3919599Magnitude/20251020012216.853901.39196002025-10-20T00:03:43.411726Z2025-10-20T01:22:31.410422ZSouth of Mariana Islandsregion nameOrigin/20251020012216.853842.3919599