This water management project aims to increase water availability for domestic and restricted agricultural uses to improve production of household backyard farming and irrigated areas cultivated with fodder, seed or industrial crops. Thus, the project contributes to alleviating environmental and health impacts associated with the improper management of wastewater in the targeted locality, through developing the skills and capacities of community members in the management of home gardens and wastewater treatment and reuse. Moreover, the project activities shall enhance food security of 434 poor, marginalized and highly vulnerable people in 3 villages in Bethlehem and Hebron Governorates. The project is separated into two complimentary action categories: rainwater harvesting and wastewater treatment and reuse. The project activities include the construction of 20 rainwater harvesting cisterns and home gardens in two villages in Bethlehem and Hebron governorates. In addition to this, a decentralized wastewater management system will be constructed in Nahalin village using the activated sludge technology, and serving the entire village of Nahalin.