2021-09-01T20:48:26.0000Z40.365167-121.8783334.88manualconfirmedIRIS1.29Md1Origin/20210901220935.060424.670332Magnitude/20210901220935.060477.670333IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73618876contributorID