2021-05-06T00:09:29.0000Z51.8165-178.8263337.25manualconfirmedIRIS0.33Ml1Origin/20210507033939.687612.4194Magnitude/20210507033939.687675.4195IRISANDREANOF ISLANDS, ALEUTIAN IS.region nameNEIC PDEcatalogav91235901contributorID