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<br /> <br />1 <br />t <br /> <br />ij <br /> <br /> <br /> <br /> <br /> <br />r <br /> <br /> <br /> <br />t <br /> <br /> <br /> <br />Table of Contents <br />Page No. <br />FIGURE 4-1 O DUCHESNE RIVER NEAR RANDLETT, WEIBULL~S PLOTTING OF MINIMUM FLOWS FOR THE <br />25-YEAR RETURN PERIOD .......................................................................................................... 4-20 <br />FIGURE 4-11 LOG PEARSON III FREQUENCY ANALYSIS FOR ANNUAL MAXIMUM VALUES DUCHESNE RIVER <br />NEAR RANDLETf ......................................................................................................................... 4-21 <br />FIGURE 4-12 LOG PEARSON III FREQUENCY ANALYSIS FOR TUNE AVERAGE VALUES DUCHESNE RIVER <br />NEAR RANDLETT ......................................................................................................................... 4-22 <br />FIGURE 4-13 LOG PEARSON III FREQUENCY ANALYSIS FOR JULY AVERAGE VALUES DUCHESNE RIVER <br />NEAR RANDLETT ......................................................................................................................... 4-23 <br />FIGURE 4-14 LOG PEARSON III FREQUENCY ANALYSIS FOR AUGUST AVERAGE VALUES DUCHESNE RIVER <br />NEAR RANDLETT ......................................................................................................................... 4-24 <br />FIGURE 4-1 S PERCENT EXCEEDANCE FOR ANNUAL MAXIMUM FLOWS OF THE 14-DAY MOVING AVERAGE .... 4-25 <br />FIGURE 4-16 CORRELATION OF MONTHLY FLOWS (1943 - 1969) BETWEEN DUCHESNE RIVER <br />NEAR RANDLETT V S. DUCHESNE RIVER AT MYTON ..................................................................... 4-26 <br />FIGURE 4-17 DUCHESNE RIVER NEAR RANDLETT EXTENDED FLOW RECORD .................................................. 4-27 <br />FIGURE 5-1 USBR ANNUAL FLOW OF DUCHESNE RIVER AT RANDLETT ........................................................... S-S <br />FIGURES-2 USBR MONTHLY AVERAGES (1906-1990) ....................................................................................5-6 <br />FIGURES-3 USBR MONTHLYEXCEEDANCES(1906-1990) ..............................................................................5-7 <br />FIGURE 5-4 COMPARISON OF AVERAGES BETWEEN USBR FLOWS AND ACTUAL FLOWS AT RANDLETT........... S-8 <br />FIGURE 5-5 AVERAGE FLOW DIFFERENCE (USBR-RANDLETT) (1912-1990) ................................................... 5-9 <br />FIGURE S-6 AVERAGE FLOW DIFFERENCE (USBR-RANDLETT) (1912-1970) ................................................. 5-10 <br />FIGURE 5-7 AVERAGE FLOW DIFFERENCE (USBR-RANDLETT) (1970-1990) ................................................. 5-11 <br />FIGURE 5-8 YEARLY AVERAGE FLOW DIFFERENCE (USBR-RANDLETT) (1912-1990) ................................... 5-12 <br />FrcuRE6-1 H[sTORICDIVERSroNS(1970-1994) ...............................................................................................6-6 <br />FIGURE 8-l USFWS RECOMMENDED MONTHLY FLOW (AC-FT) ..................................................................... 8-4 <br />FIGURE 8-2 USFWS RECOMMENDED MONTHLY FLOWS (CFS) ....................................................................... 8-5 <br />FIGURE 9-1 COMPARISON OF EXTENDED RANDLETT FLOW VOLUME TO USFWS <br />PRELIMINARY RECOMMEDED FLOW REQUIREMENTS ..................................................................... 9-6 <br />FIGURE 9-2 FLOW DIFFERENCES (RANDLETT-USFWS PRELIMINARY RECOMMEDED 1912-1994) - <br />DRYYEAR ................................................................................................................................... .. 9-7 <br />FIGURE 9-3 FLOW DIFFERENCES (RANDLETT-USFWS PRELIMINARY RECOMMEDED 1912-1994) - <br />AVERAGE YEARS ........................................................................................................................... 9-8 <br />FIGURE 9-4 FLOW DIFFERENCES (RANDLETT-USFWS PRELIMINARY RECOMMEDED 1912-1994) - <br />WET YEAR ................................................................................................................................... .. 9-9 <br />FIGURE 9-5 COMPARISON OF USFW S PRELIMINARY RECOMMEDED FLOW REQUIREMENTS FOR A DRY YEAR <br />WI'I'I-I HISTORICAL HYDROGRAPHS ............................................................................................... 9-10 <br />FIGURE 9-6 COMPARISON OF USFWS PRELIMINARY RECOMMEDED FLOW REQUIREMENTS FOR A AVERAGE <br />YEAR WITH HISTORICAL HYDROGRAPHS ..................................................................................... 9-11 <br />FIGURE 9-7 MONTHLY FLOW DEFICIENCIES/SURPLUSES FOR RANDLETT WITH USFWS <br />PRELIMINARY RECOMMENDED FLOWS ........................................................................................ 9-12 <br />SLC\13410TREPTI.DOC <br />