2023-05-20T19:20:55.0000Z38.832001-122.8170011.81manualconfirmedIRIS0.77Md1Origin/20230520192414.062206.409238Magnitude/20230520192414.062259.409239IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73890456contributorID