2021-08-06T12:59:44.0000Z51.861167-177.8341675.19manualconfirmedIRIS0.37Ml1Origin/20210807224612.713795.419704Magnitude/20210807224612.713844.419705IRISANDREANOF ISLANDS, ALEUTIAN IS.region nameNEIC PDEcatalogav91332101contributorID