2023-09-12T16:50:35.0000Z38.8335-122.7973332.22manualconfirmedIRIS1.04Md1Origin/20230912165333.482204.557224Magnitude/20230912165333.48227.557225IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73936076contributorID