Catchment Area given Direct Runoff Depth evaluator uses Catchment Area for Hydrograph Analysis = (0.36*Sum of Ordinates*Time Interval)/Surface Runoff to evaluate the Catchment Area for Hydrograph Analysis, The Catchment Area given Direct Runoff Depth is defined as the value of catchment area when we have prior information of other parameters used. Catchment Area for Hydrograph Analysis is denoted by AHA symbol.
How to evaluate Catchment Area given Direct Runoff Depth using this online evaluator? To use this online evaluator for Catchment Area given Direct Runoff Depth, enter Sum of Ordinates (ΣO), Time Interval (Δt) & Surface Runoff (Sr) and hit the calculate button.