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<br />(a) Riverine Flood Hazard <br /> <br />(b) "Alluvial Fan Flood" Hazard <br /> <br />Objective: Determine flood hazard at <br />points CD and @ , <br /> <br />Objective: Determine flood hazard at <br />points CD and @ , <br /> <br />\ <br />\ <br /> <br /> <br /> <br />A <br /> <br />Flow <br />/ <br /> <br />........ <br /> <br />, <br /> <br />A, <br /> <br /> Ii) (ii) (iii) Ii) (ii) liii) <br /> from From from (iv) From From from (iv) <br /> Hydrologic Defoult Mannings' Flood Hydrologic Default Regime Flood <br /> Methods Assumption Equation Hazard Methods Assumption Theory Hazard <br />~ >- - >- '" <br />u ~>- Area: I '" '" t=~ Emx - / <br />" :0 :!::: /-. .!: -'C Area = r / /,;f'." <br />~ ---.. 0 C 0. -. :.0 .- .!: -.'" <br /> ~ a C 0. , <br />0 .0 " " .0" a. /, (D,G) <br />u: eo 0 0 eo " " ,n IdenHcal <br /> 0- u: 0- 0 0 <br /> ;, <br /> 2 100 A (l) A, 2 100 2 100 A 2 100 <br /> Recurrence Location Flow Recurrence Recurrence location Flow Recurrence <br /> (Years) (ft) (cfs) (Years) IYears) (ft) (cts) (Years) <br /> NOle: Dashed lines indicate error bands <br /> <br />FIGURE 1-4 Comparison of the identification of flood hazards based on the traditional river floodplain paradigm with the identification of flood hazards <br />considering alluvial fan flooding. <br /> <br />- <br />'0 <br />