2021-09-01T11:33:59.0000Z38.812668-122.8038330.77manualconfirmedIRIS0.84Md1Origin/20210901113642.705319.665227Magnitude/20210901113642.705372.665228IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73618741contributorID