Potential Maximum Retention in SCS CN Method of Runoff Volume Formulas

The potential maximum retention mainly represents infiltration occurring after runoff has started. And is denoted by S. Potential Maximum Retention is usually measured using the Cubic Meter for Volume. Note that the value of Potential Maximum Retention is always positive.

Formulas to find Potential Maximum Retention in SCS CN Method of Runoff Volume

fxEquation for Potential Maximum RetentionGo

SCS CN Method of Runoff Volume formulas that make use of Potential Maximum Retention

fxActual InfiltrationGo

fxInitial Abstraction given Ratio of Infiltration to RetentionGo

fxPrecipitation given Potential Maximum RetentionGo

fxDaily Runoff for Black Soils Type I and Soil having AMC of Type I, II and III for Indian ConditionsGo

fxDaily Runoff in Smaller Catchments under SCSGo

fxDaily Runoff valid for Black Soils under AMC of type I and II for Indian ConditionsGo

List of variables in SCS CN Method of Runoff Volume formulas

fx Cumulative Infiltration Go

fx Total Precipitation Go

fx Initial Abstraction Go

fx Direct Surface Runoff Go

FAQ

What is the Potential Maximum Retention?

The potential maximum retention mainly represents infiltration occurring after runoff has started. Potential Maximum Retention is usually measured using the Cubic Meter for Volume. Note that the value of Potential Maximum Retention is always positive.

Can the Potential Maximum Retention be negative?

No, the Potential Maximum Retention, measured in Volume cannot be negative.

What unit is used to measure Potential Maximum Retention?

Potential Maximum Retention is usually measured using the Cubic Meter[m³] for Volume. Cubic Centimeter[m³], Cubic Millimeter[m³], Liter[m³] are the few other units in which Potential Maximum Retention can be measured.

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