2023-12-19T07:53:23.0000Z52.041833-177.01616712.75manualconfirmedIRIS1.96Ml1Origin/20231220003045.276705.30398Magnitude/20231220003045.276756.30399IRISANDREANOF ISLANDS, ALEUTIAN IS.region nameNEIC PDEcatalogav92158386contributorID