2021-12-11T14:16:08.0000Z54.577167-163.30366711.46manualconfirmedIRIS2.47Ml1Origin/20211214000655.100175.464982Magnitude/20211214000655.100224.464983IRISUNIMAK ISLAND REGION, ALASKAregion nameNEIC PDEcatalogav91046133contributorID