2023-04-19T14:15:15.0000Z38.821667-122.78552.3manualconfirmedIRIS0.72Md1Origin/20230419141751.951862.84118Magnitude/20230419141751.951912.84119IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73875450contributorID