2023-04-18T14:40:57.0000Z38.831165-122.8173371.6manualconfirmedIRIS1.09Md1Origin/20230418144400.867693.73372Magnitude/20230418144400.867744.73373IRISNORTHERN CALIFORNIAregion nameNEIC PDEcatalognc73875080contributorID