Californians with a sinking feeling could be experiencing more than a reaction to Steph Curry’s three-point shooting percentage in the NBA Finals. Groundwater currently supplies 60 percent of the drought-stricken state’s water. And the more we suck, the more we sink. From the Center for Investigative Reporting: California is sinking — and fast. (It’s gotten to the point where Californians who strike oil are upset they didn’t find water.)