Water in Hawai`i is a public trust resource, protected under the State constitution and Water Code. Government agencies, including the Water Commission, have a duty to protect and restore ecological uses, traditional and customary Hawaiian practices, recreation, and scenic values. "Instream flow standards" are the minimum flows necessary to sustain these uses and are the primary tool to protect streams and the public uses dependent upon them.
Hui o Na Wai `Eha and Maui Tomorrow, represented by Earthjustice, are petitioning the State Commission on Water Resource Management to stop wasteful water diversions and to restore the Waihe`e, North & South Waiehu, and Waikapu Streams, and Wailuku River (also known as ʻĪao Stream)—traditionally known as "Na Wai `Eha" or "The Four Great Waters."
Hawai`i residents should contact state and local officials and let them know that you support stream restoration in Na Wai `Eha: