Waim?nalo is a census-designated place in the City & County of Honolulu, in the District of Ko?olaupoko on the island of O?ahu, Hawaii, United States. This small windward community is located near the eastern end of the island. In the Hawaiian language Waim?nalo means "potable water"; it is so named for the many brackish ponds in the area that were used for irrigation. As of the 2010 Census, the CDP had a population of 5,451.About 1000 meters east of Waim?nalo is the neighborhood of Waim?nalo Beach. Waim?nalo has a small commercial center along Kalaniana?ole Highway, but is separated from the shoreline and Waim?nalo Beach by Bellows Air Force Station. Waim?nalo is noteworthy for its local flavor and large agricultural lots in the valley that extend back towards the Ko?olau from the center of town. Numerous plant nurseries are found in this area. There are no hotels in Waim?nalo.Waim?nalo is the site of Sea Life Park, located near Hawai?i Kai on Kalanianaole Highway. The U.S.