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Marble Canyon is the section of the Colorado River canyon in northern Arizona from Lee's Ferry to the confluence with the Little Colorado River, which marks the beginning of the Grand Canyon. Lee's Ferry is a common launching point for river runners starting their journey through Marble Canyon and then onward to the Grand Canyon.
A view of the bridges and Marble Canyon from the Colorado River, September 2009. Deciding on a solution was difficult, due to the many local interests. Issues included preservation of sacred Navajo land, endangered plant species in Marble Canyon, and the possibility of construction debris entering the river. The original proposal called for ...
One appealing aspect of a Marble Canyon damsite was the potential to develop the Grand Canyon's hydroelectric potential without building a dam or reservoir in Grand Canyon National Park, by diverting about 90% of the Colorado River's waters at Marble Canyon into a 38-mile (61 km) tunnel, 36 feet (11 m) in diameter and capable of carrying about ...
Marble Canyon is an unincorporated community along the Colorado River in Coconino County, Arizona, United States. It is partially located within the Glen Canyon National Recreation Area and the Grand Canyon National Park .
Theodore Roosevelt created the Grand Canyon Game Preserve by proclamation on November 28, 1906, [9] and the Grand Canyon National Monument on January 11, 1908. [10] Further Senate bills to establish the site as a national park were introduced and defeated in 1910 and 1911, before the Grand Canyon National Park Act ( Pub. L. 65–277 ) was ...
The following is a list of major rapids and other notable features on the Colorado River through Marble Canyon and Grand Canyon below Glen Canyon Dam, in order of their position downstream of Lee's Ferry. Ratings are given for how difficult the rapid is to navigate by whitewater raft or other water craft.