2023-04-14T14:24:53.0000Z54.56-163.31133312.78manualconfirmedIRIS2.2Ml1Origin/20230414190308.736032.38117Magnitude/20230414190308.73608.38118IRISUNIMAK ISLAND REGION, ALASKAregion nameNEIC PDEcatalogav91848251contributorID