The ordinates of 6hr Unit hydrograph (UH) at 3 hr intervals from t = 0 are 0, 9, 20, 35, 49, 43, 35, 28, 22, 17, 12, 9, 6, 3 and 0 m3/s. A storm of occurs 6.6 cm uniformly over the hirakud dam catchment in 3 hrs. If average infiltration is equal to 2 mm/h and baseflow is 5m3/s .What is the peak flow due to storm?
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