Most of the rain and snow in Califormia falls in which part of the state?
north
south
east
west
precipitation is fairly evenly distributed throughout the state

Most of the population in Califormia is in which part of the state?
north
south
east
west
the population is fairly evenly distributed throughout the state

Irvine Ranch Water District gets about half of its water from:
Mono Lake
Lake Tahoe
The Mississippi River
The Orange County Groundwater Basin

Why don't we take all the water we need from the local groundwater basin?
It's too expensive
It's too salty
Surface water is higher in quality
There isn't enough water in the groundwater basin to supply the needs of all the people who live over it.

Irvine Ranch Water District must import about half of its water supply from hundreds of miles away. Where does that imported water come from?
Mono Lake and Lake Tahoe
The Colorado River and Northern Califormia
The Mississippi River and the Great Lakes
The Pacific Ocean and the Los Angeles River