Question #4: (20 points) Analysis of rainfall and runoff records for a certain storm over a basin (of area 3210 km) gave
Posted: Mon May 02, 2022 11:08 am
Question #4: (20 points) Analysis of rainfall and runoff records for a certain storm over a basin (of area 3210 km) gave the following data: Rainfall for successive 2 hr periods: 2.5, 6.5 and 4.5 cm/hr. Direct surface discharge at the concentration point for successive 2-hr periods: 400, 1200, 4500, 7700, 12000, 10220, 8260, 3900, 838 and 400 m Derive the unit hydrograph for the catchment area.