The core principles of international water law1–equitable and reasonable utili-
zation,2 no significant harm,3 and the duty to cooperate–are generally considered to
have customary law status.4 This body of law has played a meaningful role in in-
The Denver Journal of International Law & Policy is one of the oldest international law journals in the United States and is ranked internationally. It is managed and edited by students at the University of Denver Sturm College of Law.