2023-08-18T18:34:43.0000Z38.787499-122.747330.1manualconfirmedIRIS1.66Md1Origin/20230818183811.390324.373265Magnitude/20230818183811.390376.373266IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73925726contributorID