2020-12-19T08:33:15.0000Z36.561-121.1568337.18manualconfirmedIRIS1.18Md1Origin/20201221044347.759694.52419Magnitude/20201221044347.759744.52420IRISCENTRAL CALIFORNIAregion nameNEIC PDEcatalognc73500225contributorID