Robert Glennon

Robert Glennon

Regents Professor and Morris K. Udall Professor of Law & Public Policy, University of Arizona

What is dead pool? A water expert explains

By: - May 16, 2022

Journalists reporting on the status and future of the Colorado River are increasingly using the phrase “dead pool.” It sounds ominous. And it is. Dead pool occurs when water in a reservoir drops so low that it can’t flow downstream from the dam. The biggest concerns are Lake Powell, behind Glen Canyon Dam on the […]


Interstate water wars are heating up along with the climate

By: - April 20, 2021

Interstate water disputes are as American as apple pie. States often think a neighboring state is using more than its fair share from a river, lake or aquifer that crosses borders. Currently the U.S. Supreme Court has on its docket a case between Texas, New Mexico and Colorado and another one between Mississippi and Tennessee. […]