2021-11-06T11:13:25.0000Z54.525667-164.71151.21manualconfirmedIRIS0.5Ml1Origin/20211108034420.172189.154303Magnitude/20211108034420.172241.154304IRISUNIMAK ISLAND REGION, ALASKAregion nameNEIC PDEcatalogav91043813contributorID