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<br />~'~ <br /> <br />- ......-.._---.'.~~... <br /> <br />-.... -: <br /> <br />~ <br /> <br /> <br />. <br />p ..-............. <br />;t <br />~ <br /> <br /> <br /> <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />i <br />i <br />- <br />- <br />.- <br />Ii <br />II <br />II <br />II <br />.- <br /> <br />-Januaty ~_ - ~ AW'f'eQe <br /> <br /> <br />0- Febl'1Jary EJdr.". - Fttbru.,-y Avent;l- <br /> <br />. <br /> <br />3 -.. _ . . . . . . - . . . . . . . <br /> <br />J . . -.. . '. . .. ..... <br /> <br />~ <br /> <br />g <br /> <br />. <br />it 2 .......... - . . . . . . . <br /> <br />o <br />o ~ ~ ~ ~1~'~1~1~1~2~~~ <br />n...e OF OAY <br /> <br />o .. , <br />Cl 200 400 000 100 I ()()d , ZQ) 1400 'eoa ,.00 2000 2200 <br />TIMe:. OF OA.Y <br /> <br />F"J.gUre %. <br /> <br />Representative average and extreme hourly releases !"rom Flaming Gorze.D.am (or January. <br />and Febroary, 1.994. <br /> <br />4.3 RIVER FLOWS IN STUDY AREA <br /> <br />Green River nOM and monthly volumes withill the study area were recorded by the USGS gage near JellSen, <br />UT. Average daily nOM for the winter of 1993-94 were highest durtng December (3060 cis) droppillg in <br />January (2660 cis) and February (2520 cis). Monthly volumes were similar with highest volume ill December <br />(188,200 acre.ft) droppillg ill JlIIIlI8I}' (163,600 acre-ft) and February (140,000 aCTe.ft). Table 4 surnmari= <br />average monthly nOM and monthly volumes for the Green River near ]ellSen during this study and average <br />post.impoWldment IIIOnthly nOM for 1976 - 1990. Figure 3 shows mean daily nows for the Green River near <br />Jensen dUring this study. <br /> <br />Table 4. SWl1JIIJIJ')' of llVerllge monthly ntIWS (ds) and monthly volumes (acre-n) for the Green River <br /> near Jensen, Utah (September 1993 . Marcb 1994) and average post.lmpollDdment monthly <br /> lIows (1976 . 199O). <br />'.Month MlnimWll MaxImum Avuage Flow Volume Post.impoundment <br /> Flow (cis) Flow (ds) (ds) (acre. It) Average Fl.... <br /> 1916. 1990 (ds) <br />September 1560 1870 1690 100.400 2340 <br />October 1620 2570 2D4O 125,100 2560 <br />November 2460 3350 2880 171.300 2700 <br />December 2630 3580 3060 188,200 2800 <br />January 2200 3370 2660 163,600 2860 <br />February 2240 3530 2520 140,000 3260 <br />March 2120 4040 2940 180.500 3550 <br /> <br />6 <br /> <br />-- <br />