2021-05-19T11:28:03.0000Z58.1725-155.4051673.51manualconfirmedIRIS0.27Ml1Origin/20210521172048.400648.9466Magnitude/20210521172048.400678.9467IRISALASKA PENINSULAregion nameNEIC PDEcatalogav91027778contributorID