Water scarcity is a global issue of concern attracting concern by global nations. The scarcity has been an important factor affecting livelihoods in all global nations. This book provides relevant water management lessons from an Arid and Semi Arid region of Kenya covering the upper Catchment of Lake Bogoria Basin. The lessons learnt from the successes, failures and challenges in managing water in the Basin are vital if cascaded to other Arid and Semi Arid Lands globally.