What is California's largest "lake" if lake levels are at full capacity etc.?

I know San Luis reservoir is pretty big if the lake levels are full etc.-that is true for alot of lakes in the state-but-my guess is goose lake or shasta-is their a "hidden" one like owen valley??
Answers

Anonymous

Lake Powawatta is the biggest lake in N. California.

curtisports2

Largest by land area is the Salton Sea. By volume, Lake Tahoe.