Audit Report: IG-0743

In 2005. ~ h cD epartment of Energy (Department) contracted with
WashingLon Closure tdanford to clean up over 210 square miles
acliacent to the Colur1~biaR iver. Part of this effort is to develop a
I-ernediation solution for the 6 18- 10 and 6 18- 1 1 burial grounds.
The Department and Washington Closure Hanl'ord are curl-ently
assessing various methods for exhuming these bur-ial g~.ounds,
including the potential implementation of the two nicthods funded
by the Department's research and development progl-am to retrieve
the waste: sleeve encapsulation and in-situ vilrification.