A peak flow of a flow of a flood hydrograph due to a six-hour storm is – McqOptions

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1.	A peak flow of a flow of a flood hydrograph due to a six-hour storm is 470 m3/s. The corresponding average depth of rainfall is 8 cm.Assume an infiltration loss of 0.25 cm/hour and a constant base flow of 15 m3/s. What is the peak discharge of 6 hour unit hydrograph for this catchment?
A.	60 m3/s
B.	70 m3/s
C.	80 m3/s
D.	90 m3/s
Answer» C. 80 m3/s

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