2021-08-31T10:40:59.0000Z58.5753-156.5543200.6manualconfirmedIRIS2ml1Origin/20210831104703.95227.653901Magnitude/20210831104703.952324.653902IRISALASKA PENINSULAregion nameNEIC PDEcatalogak021b61sdbacontributorID