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<br />Table 4, Comparison of Hydrograph Statistics from gaged and modeled hydrographs at State Requested Baseline plus 60,000 01 - Four Comera
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<br />t6y)OO 2120/88
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<br /> Parameter 1929-1993D9riod 1929-1961 Dre-dam ceriod 1962-1991 oosl-<lam--,;eriod
<br /> Average Minimum Maximum Avarage Minimum Maximum Avarage Minimum Maximum
<br />H Peek Runoff - cfs 9,694 2,660 33,800 12,409 3,810 33,800 8,749 2,660 15,200
<br />I Runoff - sf 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 Veers Total Vra Frequency Veers Total Vrs Frequency Veera Total Vra Frequency
<br />T Paak>10,ooo cfs 24 65 37% 18 33 55% 8 30 20%
<br />0 Paak>8,ooo cfs 35 65 54% 22 33 67% 11 30 37%
<br />R Peek>5,ooo cfs 48 65 74% 30 33 91% 18 30 53%
<br />I Paak>2,5OO cfs 62 65 95% 33 33 100% V 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 67% 14 30 47%
<br />C AF>500,ooo 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 Bara V 65 42'16 18 33 55% 8 30 27%
<br />0 Claan 8ara 60 65 92% 33 33 100% 25 30 83%
<br />I Clean bacltwlrtln 34 65 52% 21 33 64% 11 30 37%
<br />T Clean Upper Bara 60 65 92'16 33 33 100% 25 30 83%
<br />I Clean Upper Backwatars 42 65 65% 26 33 79% 14 30 47%
<br />0 NllfH:Orrected PerturbatiDn 14 63 22'Mo 5 31 16% 9 30 30%
<br />N Ave, Date Sid Dev, Ava, Data Sid Dev, Ave, Date Sid Dev,
<br />S Peak Date 01-Jun 29 31-May 23 0 01-Jun 35 0
<br /> Avg an yrs Avg flow yra Maximum Avg all yra Avg flow yra Maximum Avg all yra Avg flow yra Maximum
<br /> Days>10,ooo cfs 9 25 76 14 V 76 3 15 48
<br /> Days>8,ooo cfs 16 31 64 23 34 81 8 22 64
<br /> Days>5,ooo cfs 39 56 124 46 51 108 28 52 124
<br /> Davs>2 500 cfs 76 86 150 82 82 140 67 74 150
<br /> Avarage Minimum Maximum Aval1lge Minimum Maximum Avarage Minimum Maximum
<br />B Paak Runoff - cfs 8,791 2,335 18,122 8,903 2,335 19,122 B,477 2,510 16,188
<br />A Runoff - sf 869,895 297,525 2,445,419 849,040 297,525 2,445,418 873,632 307,203 1,855,256
<br />S Veers Total Vrs Frequancy Years Total Vrs FreqU8l1CY Yeara Total Vra Frequency
<br />E Paak>10,ooo cfs 24 65 37% 13 33 39% 10 30 33%
<br />L Paak>8,ooo cfs 39 65 60% 20 33 61% 17 30 57%
<br />I Peak>5,ooo cfs 48 65 74% 24 33 73% 22 30 73%
<br />N Peak>2,5OO cfs 63 65 97% 31 33 84% 30 30 100%
<br />E AF>l,ooo,ooo 23 65 35% 12 33 36'Mo 10 30 33%
<br /> AF> 750,000 33 65 51% 18 33 55% 13 30 43%
<br />+ AF>5OO,ooo 44 65 68% 22 33 67% 20 30 67%
<br /> Supply Cobbla 19 65 29% 10 33 30% 8 30 V%
<br />6 BundB.... 31 65 48% 16 33 48% 13 30 43%
<br />0 CleanBara 53 65 82'16 26 33 79% 25 30 83%
<br />0 Clean backwatars 31 65 48% 18 33 48% 13 30 43%
<br />0 Clean Upper Bars 59 65 91% 29 33 88% 26 30 93%
<br />0 Claan Upper Backwater8 43 65 66% 21 33 64% 20 30 67%
<br /> Non-comlCIed Perturbation 2 63 3% 2 31 6% 0 30 0%
<br /> Ava, Date Sid Dev, Ava, 01118 Sid Dev, Ave, Date Sid Dev,
<br /> Paak Date 04-Jun 18 days 05-Jun 22 days Q3-Jun 13 days
<br /> Avg all yrs Avg flow yra Maximum Avg all yrs Avg flow yra Maximum Avg all yra Avg flow yrs Maximum
<br /> Days>10,ooo cfs 4 12 43 5 12 43 4 11 23
<br /> Days>8,ooo cfs 12 20 66 11 18 66 12 22 51
<br /> Days>5,ooo cfs 30 41 138 26 39 138 31 43 88
<br /> Days>2,500 cfs 56 59 153 54 58 153 58 58 133
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