Grand Canyon National Park water supply appraisal study: Coconino, Mohave, and Yavapai Counties, Arizona

217 pages (PDF version). File size: 14.73 MB. Col. ill. Maps. Includes bibliographical references and appendices. "The Bureau of Reclamation...conducted this appraisal study to develop potentially viable options (alternatives) that would provide a treated water supply to the North and South Rims of Grand Canyon National Park (Park) through the year 2050. The alternatives could be further investigated at a feasibility level of study, with the intent of developing a preferred plan.