On July 18, 2011 the Law Offices of Tony Farmer & John Dreiser submitted a petition to the National Institute for Occupational Safety and Health (NIOSH) concerning a Special Exposure Cohort (SEC) for X-10 employees and their survivors. On August 17, 2012 NIOSH issued a SEC Petition Evaluation Report recommending a new class of employees be afforded Special Exposure Cohort status as follows:
Sick workers from SRS may qualify for EEOICPA and workers' compensation benefits. From 1950 until the late 1980s, the Savannah River Site (SRS) conducted multiple operations that played a vital role in the U.S. nuclear weapons complex. Of greatest importance were the production of plutonium and tritium. Many facilities were built at SRS to support these production efforts and to address their resulting environmental impacts.