Photos
Treating Wastewater with Ultraviolet Rays
896 UV lamps shine upon this pool of water to kill harmful bacteria and pathogens in water released from the O’Brien Water Reclamation Plant into the North Shore Channel and North Branch of the Chicago River.
Read more here: https://news.wttw.com/2016/03/23/worlds-largest-ultraviolet-disinfection-facility-tackles-chicago-river
