2023-12-22T15:04:37.0000Z38.799835-122.7523352.31manualconfirmedIRIS0.83Md1Origin/20231222150744.723533.50214Magnitude/20231222150744.723587.50215IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73979531contributorID