Previous winners

2020: Saltworks Technologies’ Monovalent Electrodialysis Reversal Project for FGD Wastewater Treatment

2019: Parker Dam, Parker, Arizona

2018: Mirfa Independent Water and Power Plant, Abu Dhabi, United Arab Emirates

2017: Southern California Edison Closed Circuit Reverse Osmosis System

2016: Huaneng Power’s Changxing Station ZLD Project, China

2015: Tampa Electric Co.’s Polk Power Station Reclaimed Water Project

2014: Jeffrey Energy Center’s Constructed Wetland Treatment System