Grand Canyon Protection Act of 1991

[AI summary unavailable — showing source text] Grand Canyon Protection Act of 1991 - Requires the Secretary of the Interior to operate Glen Canyon Dam in such a manner as to protect, mitigate adverse impacts to, and improve the values for which Grand Canyon National Park and Glen Canyon National Recreation Area were established. Directs the Secretary to: (1) develop a plan for operating the Dam on an interim basis to protect, mitigate adverse effects to, and improve the condition of the natural, recreational, and cultural resources of the Park and Recreation Area; and (2) implement the plan on the earlier of September 1, 1991, or the date of cessation of research flows used for preparing an environmental impact statement ordered by the Secretary. Enumerates certain objectives to be included in the plan as implemented, including noninterference with the water storage and delivery functions of the Dam, the minimization of adverse environmental impacts of the Dam operations on the downstream Park and Recreation Area, and adjustment and monitoring of sufficient water flows downstream from the Dam. Directs the Secretary to consult with appropriate agencies of the Department of the Interior, the Secretary of Energy, the Governors of …