2023-08-21T08:04:59.0000Z36.778999-121.3833314.52manualconfirmedIRIS1.15Md1Origin/20230821080834.225434.391169Magnitude/20230821080834.225486.391170IRISCENTRAL CALIFORNIAregion nameNEIC PDEcatalognc73926696contributorID