July 30, 1999

Issued to Lockheed Martin Energy Systems, Inc. related to Radioactive Material Uptakes at the Y-12 National Security Complex

On July 30, 1999, the U.S. Department of Energy (DOE) issued a nuclear safety Enforcement Letter to Lockheed-Martin Energy Systems, Inc. related to unexpected radioactive material uptakes by 55 workers over a five month period following the restart of an operation at the Y-12 Plant.