2021-09-23T09:43:37.0000Z40.260333-121.3293338.93manualconfirmedIRIS1.87Md1Origin/20210923173756.69389.900775Magnitude/20210923173756.693939.900776IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73628396contributorID