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<br />4/20/96 <br /> <br />Page 1 <br /> <br />HYDROGRAPH REPORT <br />RECORD NUMBER 1 <br />TYPE COMPUTED FLOOD <br />DESCRIPTION KATH POSTDEV 10YR <br />[HYDROGRAPH INFORMATION] <br /> <br />Peak Discharge.......,............,....... <br />Vol ume. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <br />Time Intervpl............,................ <br />TJ.me to Peak.............................. <br />Time of Base....................,......... <br />Mul tip 1 ication factor...........,......... <br /> <br />= <br /> <br />6.41 <br />0.37 <br />4.00 <br />720.00 <br />1472.39 <br />1. 00 <br /> <br />= <br /> <br />= <br /> <br />= <br /> <br />= <br /> <br />= <br /> <br />[UNIT HYDROGRAPH INFORMATION] <br />Uni t hydrograph #.. . . . . . . . . . . . . . . . . . . . . . . . = <br />Uni t hydrograph type...................... = <br />Peak Dlscharge............................ = <br />Shape Factor.............................. = <br /> <br />Time In t e r val . . . . . . . . . . . . . . . . . . . . . . . . . . . .. = <br />Time to Peak.............................. = <br />Time of Base.............................. = <br />Rainfall Excess........................... = <br /> <br />Bas i n Lag Time........... . . . . . . . . . . . . . . . .. = <br /> <br />(CfS) <br />a9ft) <br />m+n~ <br />mJ.n <br />min <br /> <br />1 <br />CURVILINEAR UH <br />11.23 (cfs) <br />484.00 <br />4.00 <br />6.67 <br />33,33 <br />1. 00 <br />6.00 <br /> <br />[BASIN DESCRIPTION] <br /> <br />[WEIGHTED WATERSHED AREA] <br /> <br />------------------------------------------------------ <br /> <br />DESCRIPTION AREA CN# <br />------------------------------------------------------ <br />BLDG,BIT,WALKS 1.11 98 <br />LAWN, LANDSCAPE 0.54 61 <br />------------------------------------------------------ <br /> <br />Overall Approximation 1.65 86 <br /> <br />[TIME CONCENTRATION -- USER DEFINED] <br /> <br />Time of Concentration.......... ........... = <br /> <br />( m~ n ~ <br />mJ.n <br />min <br />in) <br />min) <br /> <br />10 . 00 ( mi n ) <br /> <br />[RAINFALL DESCRIPTION] <br />Distribution Type........"...........,... <br />Total Precipi ta ti on. . . . . . . . . . . . . . . , . . . . . . , <br />Return Period....................,........ <br />Storm Duration. . . , . . . . . . . . . . . . . . . . . . . . . . . . <br /> <br />= <br /> <br />SCS II <br />4.17 <br />10 <br />24,00 <br /> <br />= <br /> <br />= <br /> <br />= <br /> <br />[Unit Hydrograph Flow Values Time vs. Flow] <br />(The time interval is %.1lf min) <br /> <br />----------------------------------------------------- <br /> <br />TIME INTV TIME FLOW <br />(min) (cfs) <br />----------------------------------------------------- <br />o 0.00 0.00 <br />1 4.00 7.41 <br />6 24.00 0.24 <br /> <br />p~~ <br />~&rl <br />