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<br />Table 1, Comparison of Hydrograph Stali6lic1llrom gaged and modeled hydrographs at StBto roque&led bosaHno - FDlJr Comers
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<br />:lnOIlS
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<br /> Parameter 1929-1993 oeried 19~ 1961 or&-dam oeried 1962-1991 """'-dam....ned
<br /> Average Minimum Maximum Average Minimum Maximum AvaragB Minimum Maximum
<br />H Peak Runoff - cfs 9,694 2,660 33,eoo 12,409 3,810 33,eoo 8,749 2,660 15,200
<br />I Runoff - BI 1,094,870 177,190 3,381,882 1,263,890 352,551 3,381,882 891,712 177,190 2,458,190
<br />S Years Total Yra Froquency Yaa", T DIal Yra Frequency Yeara Total Yra Frequency
<br />T Peak>10,ooo cfs 24 65 37% 18 33 55% 6 30 20%
<br />0 Peak>8,000 cis 35 65 54% 22 33 67% 11 30 37%
<br />R Peak>5,ooo cis 48 65 74% 30 33 91% 18 30 53%
<br />I Peak>2,5OO cis 62 65 95% 33 33 100% 27 30 90%
<br />C AF>1,ooo,ooo 32 65 49% 18 33 55% 12 30 40%
<br /> AF>750,OOO 38 65 58% 22 33 87% 14 30 47%
<br />C AF>5OO,ooo 52 65 eo'll 30 33 91% 20 30 67%
<br />0 Supply Cobble 17 65 26% 13 33 39% 4 30 13%
<br />N Build 8ara 27 65 42% 18 33 55% 8 30 27%
<br />0 Claan Bara 60 65 92% 33 33 100% 25 30 83%
<br />I Clean backwatera 34 65 52% 21 33 64% 11 30 37%
<br />T Clean Upper Bars 60 65 92'lI 33 33 100% 25 30 83%
<br />I Clean Upper BackwatBra 42 65 65% 26 33 79% 14 30 47%
<br />0 Non-<:DITectBd Perturbation 14 63 22'lI 5 31 16% 9 30 30%
<br />N Ava, Date Sid Oev, Ava, Date Sid Oev, Ava, Date Sid Oev,
<br />S Peak Date 01-Jun 29 31-May 23 0 01-Jun 35 0
<br /> Avg all y'" Avg flow y'" Maximum Avg all yrs Avg flow yrs Maximum AV9 all yrs Avg _ yrs Maximum
<br /> Days>10,ooo cis 9 25 76 14 'l1 76 3 15 48
<br /> Days>6,ooo cis 16 31 64 23 34 81 8 22 64
<br /> Days>5,ooo cfs 39 58 124 46 51 108 28 52 124
<br /> Davs>2 500 cis 76 86 150 82 82 140 fIT 74 150
<br /> Avarage Minimum MalCimum Avarage Minimum Maximum Avarage Minimum Maximum
<br />B Peak Runoff - cis 9,013 2,315 18,096 9,176 2,315 18,096 8,661 2,486 16,165
<br />A Runoff - of 916,776 294,484 2,541,809 896,610 294,484 2,541,809 916,521 317,222 1,940,833
<br />S Years Total Y", Frequency Yea", Total Yrs Frequency Years Total Yra Frequency
<br />E Peak>10,ooo cis 24 65 37% 14 33 42% 9 30 3O'l6
<br />L Peak>8,ooo cfs 41 65 63% 21 33 64% 18 30 60%
<br />I Peak>5,ooo cfs 51 65 78% 25 33 76% 24 30 80%
<br />N Peak>2,5OO cfs 62 65 95% 31 33 94% 29 30 97%
<br />E AF>l,OOO,ooo 27 65 42% 13 33 39% 12 30 40%
<br /> AF> 750,000 36 65 55% 18 33 55% 16 30 53%
<br />C AF>500,ooo 47 65 72'1 23 33 70% 22 30 73%
<br />0 Supply Cobbla 18 65 28% 10 33 3O'l6 7 30 23%
<br />N Build Bara 29 65 45% 16 33 48% 12 30 4O'l6
<br />0 Clean Ba", 55 65 85% 'Z1 33 82% 26 30 87%
<br />I Clean backwatBra 34 65 52% 16 33 48% 16 30 53%
<br />T Clean Upper Bara 59 65 91% 29 33 88% 28 30 93%
<br />I Clean Upper BackwatB'" 47 65 72'1 23 33 70% 22 30 73%
<br />0 Non-<:arrectBct Perturbation 2 63 3% 2 31 8% 0 30 0%
<br />N Ave, Date Sid Dav, Ave, Date Sid Dev, Ave,DBIIt Sid Oev,
<br />S Peak Date 03-Jun 16 daya Q4-Jun 19 days 02-Jun 12 days
<br /> Avg all y'" Avg flow yra Maximum Avg all )'Ill Avg flow yra Maximum Avg all yrs Avg _ yrs Maximum
<br /> Daya>10,ooo cfs 4 12 47 5 12 47 3 11 23
<br /> Days>8,OOO cis 12 19 69 11 18 69 12 20 54
<br /> 00)'8>5,000 cfs 34 43 142 32 42 142 34 43 95
<br /> Daye>2,5OO cfs 61 65 153 58 62 153 62 64 138
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