Palestinian water authority was established under Presidential Decree No 90 of 1995, which stated in article 1, the Palestinian water authority, as broad Water Act (2) for the year 1996 in article (2) on the establishment of the Palestinian water authority, which has independent legal personality and its own budget, so follow the President of the Palestinian national authority and have a head appointed by the President of the PNA.

The water authority aims to achieve integrated and sustainable asset management of ed water resources, protection and preservation within organizational tools help them to gain access to a healthy environment by ensuring a balance between quantity and quality of water available and the needs of the Palestinian people to achieve sustainable development through water resources.