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Coefficient of Runoff given Peak Rate of Runoff Formula

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Runoff Coefficient is a dimensionless coefficient relating the amount of runoff to the amount of precipitation received. Check FAQs

C r = \frac{36 \cdot Q R}{A c \cdot P c}

C_r - Runoff Coefficient?Q_R - Peak Drainage Discharge by Rational Formula?A_c - Area of Catchment?P_c - Critical Rainfall Intensity?

Coefficient of Runoff given Peak Rate of Runoff Example

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Here is how the Coefficient of Runoff given Peak Rate of Runoff equation looks like with Values.

Here is how the Coefficient of Runoff given Peak Rate of Runoff equation looks like with Units.

Here is how the Coefficient of Runoff given Peak Rate of Runoff equation looks like.

0.4975 = \frac{36 \cdot 4166.67}{15 \cdot 2.01}

0.4975 = \frac{36 \cdot 4166.67m³/s}{15ha \cdot 2.01cm/h}

0.4975 = \frac{36 \cdot 4166.67}{15 \cdot 2.01}

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Coefficient of Runoff given Peak Rate of Runoff Solution

Follow our step by step solution on how to calculate Coefficient of Runoff given Peak Rate of Runoff?

FIRST Step Consider the formula

C r = \frac{36 \cdot Q R}{A c \cdot P c}

Next Step Substitute values of Variables

∴

C r = \frac{36 \cdot 4166.67m³/s}{15ha \cdot 2.01cm/h}

Next Step Convert Units

∴

C r = \frac{36 \cdot 4166.67m³/s}{150000m² \cdot 2.01cm/h}

Next Step Prepare to Evaluate

∴

C r = \frac{36 \cdot 4166.67}{150000 \cdot 2.01}

Next Step Evaluate

∴

C r = 0.497512835820896

LAST Step Rounding Answer

∴

C r = 0.4975

Coefficient of Runoff given Peak Rate of Runoff Formula Elements

Variables

Runoff Coefficient

Runoff Coefficient is a dimensionless coefficient relating the amount of runoff to the amount of precipitation received.

Symbol: C_r

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Runoff Coefficient

Peak Drainage Discharge by Rational Formula

The Peak Drainage Discharge by Rational Formula estimates stormwater runoff using parameters such as rainfall intensity, catchment area, and runoff coefficient to determine the maximum flow rate.

Symbol: Q_R

Measurement: Volumetric Flow RateUnit: m³/s

Note: Value should be greater than 0.

Formulas to find Peak Drainage Discharge by Rational Formula

Area of Catchment

Area of Catchment refers to the area of land where all water flows to a single stream, river, lake or even ocean.

Symbol: A_c

Measurement: AreaUnit: ha

Note: Value can be positive or negative.

Formulas to find Area of Catchment

Critical Rainfall Intensity

Critical Rainfall Intensity is the precipitation rate at which surface runoff initiates, leading to increased risk of flooding or other hydrological hazards.

Symbol: P_c

Measurement: SpeedUnit: cm/h

Note: Value should be greater than 0.

Formulas to find Critical Rainfall Intensity

Other formulas in Peak Drainage Discharge by Rational Formula category

Go Peak Rate of Runoff in Rational Formula

Q R = \frac{C r \cdot A c \cdot P c}{36}

Go Catchment Area given Peak Rate of Runoff and Rainfall Intensity

A c = \frac{36 \cdot Q R}{C r \cdot P c}

Go Critical Rainfall Intensity for Peak Rate of Runoff

P c = \frac{36 \cdot Q R}{A c \cdot C r}

How to Evaluate Coefficient of Runoff given Peak Rate of Runoff?

Coefficient of Runoff given Peak Rate of Runoff evaluator uses Runoff Coefficient = (36*Peak Drainage Discharge by Rational Formula)/(Area of Catchment*Critical Rainfall Intensity) to evaluate the Runoff Coefficient, The Coefficient of Runoff given Peak Rate of Runoff formula is defined as a dimensionless factor that represents the fraction of total precipitation that will turn into surface runoff. Runoff Coefficient is denoted by C_r symbol.

How to evaluate Coefficient of Runoff given Peak Rate of Runoff using this online evaluator? To use this online evaluator for Coefficient of Runoff given Peak Rate of Runoff, enter Peak Drainage Discharge by Rational Formula (Q_R), Area of Catchment (A_c) & Critical Rainfall Intensity (P_c) and hit the calculate button.

FAQs on Coefficient of Runoff given Peak Rate of Runoff

What is the formula to find Coefficient of Runoff given Peak Rate of Runoff?

The formula of Coefficient of Runoff given Peak Rate of Runoff is expressed as Runoff Coefficient = (36*Peak Drainage Discharge by Rational Formula)/(Area of Catchment*Critical Rainfall Intensity). Here is an example- 0.497513 = (36*4166.67)/(150000*5.58333333333333E-06).

How to calculate Coefficient of Runoff given Peak Rate of Runoff?

With Peak Drainage Discharge by Rational Formula (Q_R), Area of Catchment (A_c) & Critical Rainfall Intensity (P_c) we can find Coefficient of Runoff given Peak Rate of Runoff using the formula - Runoff Coefficient = (36*Peak Drainage Discharge by Rational Formula)/(Area of Catchment*Critical Rainfall Intensity).

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Coefficient of Runoff given Peak Rate of Runoff Formula

Coefficient of Runoff given Peak Rate of Runoff Example

Coefficient of Runoff given Peak Rate of Runoff Solution

Coefficient of Runoff given Peak Rate of Runoff Formula Elements

Other formulas in Peak Drainage Discharge by Rational Formula category

How to Evaluate Coefficient of Runoff given Peak Rate of Runoff?

FAQs on Coefficient of Runoff given Peak Rate of Runoff

Variable Name