2020-12-27T14:59:47.0000Z39.507999-122.00433419.63manualconfirmedIRIS2.48Md1Origin/20201227150251.530892.974078Magnitude/20201227150251.530944.974079IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73503455contributorID