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<br />OOOBJ5 <br /> <br />Cimarron Dredging Environmental Assessment <br /> <br />confluence with the Gunnison River lupper end of Crystal Reservoir) (See Figure I). The <br />deposited material created a backwater pool in the dam's tailrace. This has resulted in losses in <br />power production efficiencies at Morrow Point Dam and ability to dewater the spillway stilling <br />basin. <br />Curecanti National Recreation Area - The Curecanti National Recreation Area includes the <br />areas surrounding Blue Mesa. Morrow Point and Crystal Reservoirs. and provides recreation for <br />over I million visitors annually. Administered by the National Park Service. activities include <br />boating, !ishing, sightseeing, and hiking. <br /> <br />-' <br /> <br />Black Canyon of the Gunnison National Park - The Black Canyon of the Gunnison National <br />Park (formerly National Monument until 1999) was originally established by Presidential <br />Proclamation No. 2033 (47 Stat 2558) to preserve the spectacular gorge and other objects of <br />scenic. scientific. and educational interests. In October 1999. the Monument was designated a <br />National Park by an act of Congress through enactment of P.L. 106-76. The National Park <br />includes 14 miles of the Gunnison River downstream from the Aspinall Unit. <br /> <br />Gunnison Gorge National Conservation Area and Wilderness - The Bureau of Land <br />Management IBLM) manages the Gunnison Gorge National Conservation Area INCA) and <br />Wilderness located immediately downstream of the Black Canyon of the Gunnison National <br />Park. The NCA includes an additional 24 miles of the Gunnison River from the Park's western <br />boundary down to the Town of Austin. <br /> <br />Gold Medal Trout Fisheries - The State of Colorado has classified the Gunnison River from the <br />upper end of the Black Canyon of the Gunnison National Park to the confluence of the North <br />Fork of the Gunnison River as a Gold Medal trout !ishery for brown trout. <br /> <br />Endangered Fishes - Colorado pike minnow and razorback sucker are listed as endangered in the <br />Gunnison River. Critical habitat for the Gunnison River was designated by the U.S. Fish and <br />Wildlife Service below the project area from about Delta, Colorado to the Gunnison River's <br />confluence with the Colorado River in Grand Junction. Colorado. A !ish ladder was constructed <br />.' in 1996 by the Upper Colorado Ri ver Endangered Fish Recovery Program to provide passage <br />upstream of the Redlands Diversion on the Gunnison River near Grand Junction. <br /> <br />Downstream Diversions - Diversion downstream of the project area include the Gunnison <br />Tunnel which supplies irrigation water to the Uncompahgre Project near Montrose, Colorado; <br />Hartland Diversion which provides irrigation water near Delta. Colorado; and the Redlands <br />Diversion which provides water for power and some irrigation to the Redlands near Grand <br />Junction. Colorado. <br /> <br />3 <br />