2023-12-11T07:45:17.0000Z40.347667-121.93056.64manualconfirmedIRIS1.87Md1Origin/20231212035844.740795.85115Magnitude/20231212035844.740852.85116IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73974476contributorID