'Toilet to tap': California approves using recycled wastewater for drinking to help solve frequent drought

California's new rules would let — but not require — water agencies take wastewater, treat it, and then put it right back into the drinking water system.

'Toilet to tap': California approves using recycled wastewater for drinking to help solve frequent drought
California's new rules would let — but not require — water agencies take wastewater, treat it, and then put it right back into the drinking water system. Read More