2023-09-18T19:33:04.988Z38.5589141.623964.44manualconfirmedUSGS5.5mww1Origin/20230918203120.335494.597728Magnitude/20230918203120.335544.597729USGS19 km NE of Onagawa Chō, Japanregion nameuscatalogus7000kwiscontributorID