The drought that's plaguing the Golden State is into its fourth year. That's long enough for you to have soaked up plenty of knowledge about the river-wasting dry spell.
You probably think you know it all about the drought. Well, let's hope your knowledge is deeper than the state's water supply...
Previous Quizzes:
How Water Smart Are You?
So You Think You Know About California's Drought?
CLICK HERE: Complete coverage of California's drought