A watershed has a drainage area of 200 acres with a slope of 4%. During storm events, overland flows occur with a flow length of 2700 ft. The watershed is characterized as a short grain pasture. It consists of subbasins A and B. Subbasin A has a drainage area of 80 acres with a runoff coefficient of 0.3 and Subbasin B has a drainage area of 120 acres with a ruoff coefficient of 0.4. Calculate the peak discharge at the watershed out