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<br />I <br /> <br />A. PRE-DAM (BEFORE 1963) <br /> <br />I <br />I <br /> <br /> tOO DESERT <br /> I , <br /> OLD HIGH <br /> 80 WATER ZONE <br /> I I <br />z FLOOD ZONE <br />~- <br />1-1- <br /><xt::j 60 <br />>u.. Pre-dam High <br />lJ.I- <br />...J waler Line <br />lJ.I <br /> 40 <br /> 20 <br /> 0 . RiVER <br /> 200 150 100 50 0 <br /> FEET <br /> <br /> <br />I <br />I <br /> <br />\1 <br /> <br />I <br />I <br /> <br />20 <br /> <br /> <br />DESERT <br />I <br /> <br />I <br />I <br /> <br />B. <br /> <br />POST-DAM (1963-1983) <br /> <br />100 <br /> <br />Post- dam High <br />Water Line <br /> <br />I <br />j <br />'I <br /> <br />80 <br /> <br />WATER ZONE <br />I I <br /> <br />z <br />0_ <br />!;i~ 60 <br />>lJ.I <br />lJ.I!: <br />...J <br />lJ.I 40 <br /> <br />NEW HIGH WATER ZONE <br /> <br />F LUCTUAT ION <br />ZONE <br /> <br />o <br />200 <br /> <br />150 <br /> <br />100 <br />FEET <br /> <br />50 <br /> <br />o <br /> <br />I <br />I <br /> <br />RIVER <br /> <br />Figure IV-3. Regulation of river <br />significantly changed the distribution of <br />and sediment along the riverbanks. <br /> <br />flows has <br />vegetation <br /> <br />I <br />i <br />I <br />I <br /> <br />28 <br />