2023-03-29T08:53:57.0000Z30.3087127.90146.485manualconfirmedIRIS5.1mb1Origin/20230329091410.96679.256619Magnitude/20230329091410.966847.256620IRISNORTHWEST OF RYUKYU ISLANDSregion nameNEIC PDEcatalogus6000k0ilcontributorID