Duration of Rainfall Excess in Infiltration Indices Formulas

Duration of Rainfall Excess is the total time in which the rainfall intensity the greater than the average rate of infiltration (in hours). And is denoted by t_e. Duration of Rainfall Excess is usually measured using the Hour for Time. Note that the value of Duration of Rainfall Excess is always positive.

Formulas to find Duration of Rainfall Excess in Infiltration Indices

fxDuration of Rainfall Excess given W IndexGo

fxDuration of Rainfall Excess given Total Runoff DepthGo

Infiltration Indices formulas that make use of Duration of Rainfall Excess

fxW-IndexGo

fxTotal Storm Precipitation when W IndexGo

fxTotal Storm Runoff given W IndexGo

fxInitial Losses given W-IndexGo

fxTotal Direct Runoff DepthGo

fxPrecipitation given Total Runoff Depth for Practical UseGo

fxPhi Index given Total Runoff DepthGo

List of variables in Infiltration Indices formulas

fx Total Storm Precipitation Go

fx Total Storm Runoff Go

fx Depression and Interception Losses Go

fx W-Index Go

fx Total Direct Runoff Go

fx Φ-Index Go

FAQ

What is the Duration of Rainfall Excess?

Duration of Rainfall Excess is the total time in which the rainfall intensity the greater than the average rate of infiltration (in hours). Duration of Rainfall Excess is usually measured using the Hour for Time. Note that the value of Duration of Rainfall Excess is always positive.

Can the Duration of Rainfall Excess be negative?

No, the Duration of Rainfall Excess, measured in Time cannot be negative.

What unit is used to measure Duration of Rainfall Excess?

Duration of Rainfall Excess is usually measured using the Hour[h] for Time. Second[h], Millisecond[h], Microsecond[h] are the few other units in which Duration of Rainfall Excess can be measured.

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