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<br />Table 3, Comparison of Hydrograph Stati.tics from gaged and modeled hydrograph& al Stata Illquested baseline + 124,000 at - Four Comers
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<br />2120mB
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<br /> Parameter 1929-1993 oeriod 1929-1961 ",e-dam oeriod 1962-1991 ~st-<lam -riod
<br /> Average Minimum Maximum . Average Minimum Maximum Average Minimum Maximum
<br />H Peak Runoff- cfa 9,694 2,660 33,800 12,409 3,810 33,800 6,749 2,660 15,200
<br />I Runoff - af 1,094,870 177,190 3,381,882 1,2&3,890 352,551 3,381,882 891,712 177,190 2,458,190
<br />S Years Total Vrs Frequency Vea... Total VIS Frequency Years Total Vrs Frequency
<br />T Peak>10,ooo cfa 24 65 37% 18 33 55% 6 30 20%
<br />0 Peak>8,OOO cfa 35 65 54% 22 33 67% 11 30 37%
<br />R Peak>5,000 cfa 48 65 74% 30 33 91% 16 30 53%
<br />I Peak>2,5OO cfa 62 65 95% 33 33 100% 27 30 90%
<br />C AF>l,ooo,ooo 32 65 49% 18 33 55% 12 30 40%
<br /> AF>75O,ooo 38 65 58% 22 33 67% 14 30 47%
<br />C AF>500,000 52 65 80% 30 33 91% 20 30 67%
<br />0 Supply Cobble 17 65 26% 13 33 39% 4 30 13%
<br />N Build 8ars 27 65 42% 18' 33 55% 8 30 27%
<br />0 Clean Bars 60 65 92% 33 33 100% 25 30 83%
<br />I Clean backwaters 34 65 52% 21 33 64% 11 30 37%
<br />T Clean Upper Bars 60 65 92% 33 33 100% 25 30 83%
<br />I Clean Upper Backwaters 42 65 65% 26 33 79% 14 30 47%
<br />0 Non-corrected Perturbation 14 83 22% 5 31 16% 9 30 3O'l6
<br />N Ave, Data Sid [)ey, Ave, Data Sid [)ey, Ave, Data Sid [ley,
<br />S Peak Data 01-Jun 29 31-May 23 0 01-Jun 35 0
<br /> Ave all yrs Ave flow yrs Maximum Avg all yrs Avg flow yrs Maximum Ave all yrs Ave flow yrs Maximum
<br /> Oay.>10,ooo cfa 9 25 76 14 'Zl 76 3 15 48
<br /> Oay&>8,ooo cfa 16 31 84 23 34 81 8 22 84
<br /> Oay&>5,000 cfa 39 56 124 46 51 108 28 52 124
<br /> Oa;'&>2,5OO cfs 76 88 150 62 82 140 67 74 150
<br /> Average Minimum Maximum Average Minimum Maximum Average Minimum Maximum
<br />B Peak Runoff- cfs 6,044 2,357 18,149 8,218 2,357 18,149 7,611 2,535 16,212
<br />A Runoff - at 837,132 284,810 2,476,837 815,024 284,810 2,476,837 841,761 288,571 2,021,442
<br />S Yea'" Total V", Flllquency Years Total y", Flllquency Yea", Total y", Frequency
<br />E Peak>10,ooo cfa 22 65 34% 12 33 38% 9 30 3O'l6
<br />L Peak>6,ooo cfs 31 65 48% 17 33 52% 12 30 40%
<br />I Peak::.5,OOO cfs 41 65 63% 21 33 64% 18 30 6O'l6
<br />N Peak>2,5OO cis 62 65 95% 30 33 91% 30 30 100%
<br />E AF>l,ooo,ooo 22 65 34% 11 33 33% 10 30 33%
<br /> AF>75O,ooo 29 65 45% 15 33 45% 12 30 40%
<br />+ AF>5OO,ooo 40 65 62% 20 33 61% 18 30 60%
<br />1 Supply Cobble 16 65 25% 8 33 24% 7 30 23%
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<br />2 Build Bars 28 65 43% 14 33 42% 12 30 40%
<br />4 Clean 8ars 54 65 83% 27 33 62% 25 30 83%
<br />0 Clean backwaters 27 65 42% 14 33 42% 11 30 37%
<br />0 Clean Upper Bars 58 65 89% 29 33 88% 27 30 90%
<br />0 Clean Upper Backwaters 34 65 52% 17 33 52% 15 30 5O'l6
<br /> Non~rrected Perturbation 3 83 5% 2 31 6% 1 30 3%
<br /> Ave, DaIB SId [ley, Ave, Data Sid Oev, Ave, Datil Sid Oev,
<br /> Peak Data 03-Jun 19 days ~un 22 days 01-Jun 15 days
<br /> Avg all y'" Avg IIow y'" Maximum Ave all yrs Ave flow y'" Maximum Avg all yrs Ave IIow yrs Maximum
<br /> OaY8>10,ooo cfs 4 12 45 4 12 45 4 12 25
<br /> Oay.>8,ooo cfs 11 23 66 10 19 66 12 29 80
<br /> Oay&>5,ooo cfa 'Zl 43 138 25 39 138 28 46 95
<br /> Oay.>2,5OO cfs 55 58 153 53 58 153 55 55 138
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