2021-07-31T15:56:50.0000Z58.2925-155.0393336.12manualconfirmedIRIS-0.57Ml1Origin/20210803044944.733359.367329Magnitude/20210803044944.733411.367330IRISALASKA PENINSULAregion nameNEIC PDEcatalogav91036898contributorID