2021-12-23T13:32:18.0000Z33.375667-116.88355.13manualconfirmedIRIS1.97Ml1Origin/20211223133615.845778.543538Magnitude/20211223133615.84583.543539IRISSOUTHERN CALIFORNIAregion nameNEIC PDEcatalogci39894879contributorID