2020-12-26T19:47:51.0000Z40.103667-121.2432.17manualconfirmedIRIS1.93Md1Origin/20201227005256.020362.885832Magnitude/20201227005256.020412.885833IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73503115contributorID