Sacramento River
A Guide to Recreation and Public Access
Central Valley Project (CVP)
Agricultural water supply system that is operated and maintained by the Federal Bureau of Reclamation; water from the Sacramento River is captured and conveyed from Lake Shasta to the San Joaquin Valley.

More info:
http://www.usbr.gov/history/cvpintro.htm
http://www.nrdc.org/water/conservation/rrestor.asp
http://www.epa.gov/fedrgstr/EPA-IMPACT/1998/March/Day-09/i5943.htm
http://www.krisweb.com/krisweb_kt/trtour/cvp.htm