2025-12-18T00:52:00.0000Z36.498501-121.1166692.68manualconfirmedIRIS1.69Md1Origin/20251218005459.100112.259983Magnitude/20251218005459.100164.259984IRISCENTRAL CALIFORNIAregion nameNEIC PDEcatalognc75281781contributorID