Orange County, CA has a toilet to tap program that turns sewage water back into drinking water. https://www.ocregister.com/2015/02/24/yes-you-can-drink-it-and-

Orange County, CA has a toilet to tap program that turns sewage water back into drinking water. https://www.ocregister.com/2015/02/24/yes-you-can-drink-it-and-you-probably-are-oc-toilet-to-tap-recycled-water-program-is-expanding/ https://www.ocregister.com/2015/02/24/yes-you-can-drink-it-a...