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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />2.0 STUDY AREA <br /> <br />2.1 Location <br /> <br />The study reach of the Yampa River extends from Craig downstream to the upstream end of <br />Dinosaur National Monument. Although portions of the Yampa watershed are located in other <br />Colorado counties, and even in Wyoming, the entire study reach lies in Moffat County in <br />northwestern Colorado (see Figure 2). <br /> <br />2.2 Study Reach <br /> <br />The focus of this study on the Yampa River is from the downstream limit of the FEMA detailed <br />study for Craig, Colorado (57 miles upstream of the DeerIodge Park gage) downstream to the <br />upstream limit of Dinosaur National Monument (1 mile upstream of the Deerlodge Park gage). <br />At the upstream limit of the study (Craig) the stream elevation is approximately 6150 feet and <br />at the downstream limit of the study the stream elevation is approximately 5600 feet. The study <br />reach contains three USGS gages. One gage is located at the upstream limit of the study, one <br />at the downstream limit, and one is located approximately in the middle of the reach. <br />Information for those three gages, as well as for two gages on tributary streams, is listed in Table <br />1. <br /> <br />TABLE 1 <br />GAGE DATA <br /> <br />......--............................_----------........".............-----.----......................------.,----.............."'.........-------..................._------.--...................... <br />........................................................--......................................................................................................................,..................................... <br />.................................................................................................................................................................................................................................................,......................................................................................'................................................................................................,..... <br />............................,...............................,',.."..,...................................,........................,........,',',"',................-."",.........................................,.................. <br />............................................................-............................_--------.....................-.. ---.........,...... ..--------..............................-....--............ <br />"""""""""""""""""""""AMP""""'"""""';X',..,"""RIVE"'......"'.."R""""("'C""'"RAE"'."""""'G",.."""T""'O""""'J),..,'IN"'""""S""""""U"'R"""'N"'.."""'T.."I:..O"'N..,;X"',..,'U..,"""M"""'O" "8'" "U.."'ME"""'.."'N"""'rJJ.....," <br />)y .', ..)( . .,) ..,.) > ., ,...,,'... <)) .. ,'01\:>1\ '..) > .........,.,. '., ..,. ,',' '< ...' <br />:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::'..:::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::.:.': <br /> <br /> <br />....................................................'.-.-.-........................................... .....-.-.-,-,-.-.............................'.............-...-.-...............................'.'.'.'...........-...-.....-.-. ................................-...-.-.-.-.-.-.-.._-.-_._......................................-.-...-...-....... <br />..................................................... ...-..,............... .................................... ,...... .................................................... <br />..........................,......................... ............,.......... ........................................ .,..... ............... ..._,..-............................. <br />.............................,....................... ...,-................. .......................................... ........ .................................................... <br />m*gl?,P?g!\9~NAME~qgRPXlt$): <br />.....m&l1~p~iEQWqWtgpE;\ .{.........'.'.'.",',','" <br /> <br />09247600 Y AMPA RIVER <br />402815, 1073649 BELOW CRAIG <br />09251000 YAMPA RIVER AT <br />403010, 1080145 MA YBELL <br />09260050 YAMPA RIVER AT <br />402708, 1083128 DEERLODGE <br /> PARK <br />09249750 WILLIAMS FORK <br />402614, 1073850 RIVER <br />09260000 LITTLE SNAKE <br />403250, 1082525 RIVER (LILLY) <br /> <br />10 <br /> <br />1750 <br /> <br />78 <br /> <br />3410 <br /> <br />10 <br /> <br />7660 <br /> <br />10 <br /> <br />419 <br /> <br />74 <br /> <br />3730 <br /> <br />3 <br />