Letter

Signed: Wednesday, February 16th, 2011

Investigation of Safety and Health Concerns Described by Dr. Walter J. Tamosaitis

From

Dr. Peter S. Winokur

Chairman
Defense Nuclear Facilities Safety Board
625 Indiana Ave., NW
Washington , DC 20004

To

The Honorable Steven Chu

Secretary of Energy
Department of Energy
1000 Independence Ave., SW
Washington , DC 20585

This Letter Pertains To:

Defense Nuclear Facility	Hanford