2025-12-28T15:59:19.0000Z34.002667-117.09933311.2manualconfirmedIRIS1.22Ml1Origin/20251228160508.54157.74029Magnitude/20251228160508.54162.74030IRISSOUTHERN CALIFORNIAregion nameNEIC PDEcatalogci41148183contributorID