Fresno County resident Carolina Garcia and her daughter have a well with unsafe levels of nitrate and bacteria.

Cattle graze on land managed by Markegard Family Grass-Fed. Water sources on the property went dry because of the drought.

A pumphouse pulls water from a creek for irrigating agricultural land near Pescadero, California. 

Jose Ramirez looks for innovative drought solutions to help him farm 25 acres in Pescadero, California.

Kellyx Nelson, executive director of San Mateo County Resource Conservation District, stands next to a retention pond in San Mateo County, California.

Recycled water at Google's campus. 

Silicon Valley Advanced Water Purification Center in San Jose, California.

Samples of water at stages of treatment and purification.

A lawn is replaced with drought-tolerant landscaping in Saratoga, California.