2023-12-27T05:37:35.75Z54.7515-164.08131.5manualconfirmedEMSC3.6ml1Origin/20231227072925.813706.79892Magnitude/20231227072925.813768.79893EMSCUNIMAK ISLAND REGION, ALASKAregion nameEMSC-RTScatalog1597939contributorID