2020-12-22T22:20:16.0000Z38.797165-122.8171693.47manualconfirmedIRIS0.41Md1Origin/20201222222323.254075.221950Magnitude/20201222222323.254126.221951IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73501635contributorID