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Colorado River Project: River Report Summer 2003
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Colorado River Project: River Report Summer 2003
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8/14/2012 2:50:46 PM
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Water Supply Protection
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Colorado River Project: River Report Summer 2003 Getting to know the great unknown
State
CO
Basin
Colorado Mainstem
Date
6/16/2003
Author
Newcom, Joshua
Title
Colorado River Project: River Report Summer 2003
Water Supply Pro - Doc Type
Publication
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Interestingly, Powell wore a life jacket <br />during his excursion as well, though his <br />was made from cork. Life jackets are <br />now mandatory for boating on the river. <br />Thinking I would start off on the motor <br />raft until I got a better feeling for the <br />way the trip would operate, to my <br />delight, I was asked to paddle on the <br />paddle raft and accepted. After fiddling <br />around with my life jacket, I noticed all <br />the boats with the exception of the <br />paddle raft were already floating down <br />the river as the other six members of the <br />raft stood waiting patiently for the <br />"newbie" to get a clue. <br />Then together, moving in unison like <br />legs on a centipede, we carried the raft <br />into the river and hopped aboard. Seat <br />belts in boats are a bad idea since you <br />want to be able to swim quickly from <br />underneath a raft should it overturn. <br />Feet were secured underneath the <br />pontoons. Waterproof jackets and pants <br />were cinched tightly. And then, under <br />orders from the boat captain of, "Every- <br />one forward," we commenced with our <br />journey downstream into the "Great <br />Unknown." The paddling was pleasant <br />and soon after the start, everyone settled <br />into a uniform rhythm, sides alternating <br />motion under calls from the boat <br />captain for "left forward," or, "right <br />back," positioning the <br />boat best for the river <br />current. <br />"Are there any <br />safety procedures I <br />should know about ?" <br />I questioned sheep- <br />ishly. <br />"Stay in the boat," someone quipped. <br />As we bobbed along in the river, I <br />came to realize there is no controlling <br />the river from the standpoint of a boater. <br />For a while, I grappled with that lack of <br />control. You can steer the boat, but there <br />is no brake to stop if you make a wrong <br />turn. You can only try to "read" the <br />river, pick a line, and try to steer the <br />vessel accordingly. It takes a great deal of <br />patience and time to learn how to <br />decipher this hydraulic language. <br />Interpreting it incorrectly can be <br />dangerous. <br />Rapids are created by a drop in <br />altitude of the river — the sharper the <br />drop, the greater the rapid. From Lee's <br />Ferry to Lake Mead, the river drops <br />about 1,900 feet. Rapids are formed by <br />the geologic features beneath the river <br />that contort and change the direction of <br />the flow. Rapids are not necessarily <br />permanent features and can be altered <br />when sediment input from a river <br />The paddle raft crew is all grins (author, third back on the right). <br />6 • COLORADO RIVER PROJECT • RIVER REPORT • SUMMER 2003 <br />tributary leaves large <br />debris deposits <br />during a flood. <br />Within a rapid are a <br />number of features <br />that are used by river <br />runners to describe <br />the rapid in great detail. I received a <br />quick lesson in rapid features from the <br />other more experienced boaters in our <br />raft. <br />All rapids have at least one "tongue" <br />which begins at a pool of water just <br />before the rapid and is then funneled <br />into the top of the rapid. A rapid can <br />have more than one tongue and hence, <br />there are one or more ways to enter the <br />rapid. Within the rapid are "waves" <br />formed by the river passing over rocks. <br />"Holes" form when the surface of the <br />river plunges suddenly downward, below <br />the surrounding surface of the river. <br />Often, the force of the water entering a <br />hole is so strong that is has been known <br />to trap boats and people, holding them <br />by sheer power of the current. "Eddies" <br />occur where the banks of a river cause <br />the current to move in a stagnant, <br />circular pattern and can actually hold a <br />boat in place. <br />At mile eight, we shot our first set of <br />rapids of the trip and our last of the day <br />— Badger Creek Rapids. I saw the white - <br />capped waves rolled out before me as the <br />raft approached. I gripped my paddle <br />tightly and scrunched my feet as firmly <br />as they would go underneath the front <br />pontoon, excited and nervous simulta- <br />neously. <br />The river was deceptively calm before <br />it plunged into mayhem, and suddenly I <br />had my first face full of water as the river <br />welled up on all sides of the raft and we <br />were rocked in all directions. The crew <br />paddled vigorously under direction of <br />our boat captain, and I was vaguely <br />aware that at times I was paddling mere <br />air when the raft was launched out of <br />the water by the waves. The raft <br />bounced vigorously up and down as <br />white fist after white fist rose in front of <br />the raft to greet us with a wet punch <br />before sending us down into a dramatic <br />
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