Napu'u Water, Inc. (NWI) is a member owned non-profit organization. The company was incorporated in 2005 and began supplying water to its members in 2006. Two wells (each approximately 2,500 feet deep) draw water from the Kiholo Aquifer to provide water to the community in Pu'uanahulu, Pu'u Lani Ranch and Pu'u Wa'awa'a.