2023-12-28T17:12:26.0000Z55.306167-161.86666725.38manualconfirmedIRIS0.27Ml1Origin/20231229000909.472867.91992Magnitude/20231229000909.472924.91993IRISALASKA PENINSULAregion nameNEIC PDEcatalogav91125953contributorID