Photo Courtesy of Malcolm Pirnie/CH2M Hill Joint Venture Each of the 56 UV units has a 40-million-gallon-a-day capacitysaid to be the largest built to date. Related Links: 2013 Best of the Best Projects Winners 2013 ENR New York's Best Water/Environment Project Winner New York City's $1.3-billion new water system stands as the world's largest-capacity ultraviolet disinfection plant. It is also the country's largest unfiltered surface-water facility, treating and controlling the flow of 2.2 billion gallons of drinking water every day.The project included several firsts, including the installation of equipment thought to be record-setters for size. For example, each of the
The 2016 Summer Olympics boating and swimming events have put an international spotlight on what has been a long-running problem in Rio de Janeiro—untreated sewage and trash are clogging up major bays and waterways.