2021-12-03T16:04:02.0000Z58.549667-154.36612.52manualconfirmedIRIS-0.27Ml1Origin/20211204050433.584916.386777Magnitude/20211204050433.584966.386778IRISALASKA PENINSULAregion nameNEIC PDEcatalogav91045063contributorID