• To provide a forum for discussion and study of regional water issues of mutual interest to cities and towns in Maricopa County.
• Through cooperation and the pooling of common resources, ensure efficiency and economy in maintaining and securing water and water rights, and in producing, treating, conserving, and distributing water for urban uses.
• Identify and comprehensively plan for the solution of regional water problems affecting cities and towns.

The Arizona Municipal Water Users Association (AMWUA) is a voluntary, non-profit corporation established by municipalities in Maricopa County for the development of urban water resources policy.