4 Sept 2015, Pacific Business News, Shimogawa:
The Hawaii State Department of Transportation, through its Airports Division, is looking to undergo a $2 million water recycling study at airports across the state, according to public records.
The feasibility study would include looking into the re-use of water, including water scalping technology at Honolulu International Airport, Kahului airport on Maui, Hilo International Airport and Kona International Airport at Keahole, both on the Big Island, according to a request for proposals released by the state.
The process of water scalping involves the extraction of usable water from a sewer network.
Full article is here…