2021-08-12T03:00:17.0000Z54.716833-164.146-2.66manualconfirmedIRIS1.06Ml1Origin/20210813225625.520715.483055Magnitude/20210813225625.520765.483056IRISUNIMAK ISLAND REGION, ALASKAregion nameNEIC PDEcatalogav91336491contributorID