Desalination plant on Oahu nearing construction after three decades of work | Honolulu Star-Advertiser

Desalination plant on Oahu nearing construction after three decades of work | Honolulu Star-Advertiser

Pushing seawater through a membrane to separate salt and freshwater seems like a fairly simple way to expand the supply of potable water in a state surrounded by ocean.

Desalination plant on Oahu nearing construction after three decades of work

If successful, the plant to be built on former federal land in Kalaeloa would begin operations in 2028, and possibly could lead to projects elsewhere in Hawaii where freshwater resources are more severely strained, including Maui https://www.staradvertiser.com/2025/12/14/hawaii-news/desalination-plant-on-oahu-nearing-construction-after-three-decades-of-work/ Home