2020-12-04T10:55:15.0000Z38.821835-122.8058323.57manualconfirmedIRIS1.12Md1Origin/20201204105829.538933.2468793Magnitude/20201204105829.538988.2468794IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73493135contributorID