Even with the recent storm drenching Northern California, it’s important that residents conserve water, experts said. The storm — which included a ‘bomb cyclone’ — dropped more than five inches of rain on the capital city in 24 hours. But it won’t end the state’s drought. And next year could be dry, too. … The California Department of Water Resources recommends that residents calculate how much water they are using at home using the U.S. Geological Survey calculator. They said this serves as a starting point to indicate where you can save water.