2023-04-03T12:43:33.0000Z40.318667-121.8997.77manualconfirmedIRIS2.04Md1Origin/20230403172534.111419.43405Magnitude/20230403172534.111469.43406IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73866220contributorID