Curve Number in SCS CN Method of Runoff Volume Formulas

Curve Number is based on the area’s hydrologic soil group, land use , treatment and hydrologic condition. And is denoted by CN.

Formulas to find Curve Number in SCS CN Method of Runoff Volume

fxCurve NumberGo

fxCurve Number for Antecedent Moisture Condition OneGo

fxCurve Number for Antecedent Moisture Condition-IIIGo

fxPotential Maximum RetentionGo

fxPotential Maximum Retention given Curve NumberGo

fx Potential Maximum Retention (Curve Number) Go

fx Runoff Curve Number Go

What is the Curve Number?

Curve Number is based on the area’s hydrologic soil group, land use , treatment and hydrologic condition.

Can the Curve Number be negative?

{YesorNo}, the Curve Number, measured in {OutputVariableMeasurementName} {CanorCannot} be negative.

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