A Severity Level Four Violation Has Been Discovered During A Special Inspection At Nuclear Fuel Services In Erwin. The Violation Is The Lowest Of Its Kind Of The Nuclear Regulatory Agency’s Severity Levels. The Finding Was Due To The Failure Of NFS To Notify The NRC Of An Incident Involving Disabling Of Safety Valves Within One Hour. NFS Reportedly Notified Them The Following Morning After Determining The Even Was Not Reportable. No Radioactive Materials Were Involved And No Spill Occurred.