2023-12-09T00:14:06.0000Z58.258167-155.14233.04manualconfirmedIRIS-0.58Ml1Origin/20231210213547.303458.74659Magnitude/20231210213547.303509.74660IRISALASKA PENINSULAregion nameNEIC PDEcatalogav91123913contributorID