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Recession Constant Formula

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Recession Constant is the ratio of discharge after the unit time step of some specific initial discharge to specific initial discharge, provided both discharges are along the same straight segment. Check FAQs

K r = K rs \cdot K ri \cdot K rb

K_r - Recession Constant?K_rs - Recession Constant for Surface Storage?K_ri - Recession Constant for Interflow?K_rb - Recession Constant for Baseflow?

Recession Constant Example

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Here is how the Recession Constant equation looks like with Values.

Here is how the Recession Constant equation looks like with Units.

Here is how the Recession Constant equation looks like.

0.1683 = 0.2 \cdot 0.85 \cdot 0.99

0.1683 = 0.2 \cdot 0.85 \cdot 0.99

0.1683 = 0.2 \cdot 0.85 \cdot 0.99

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Recession Constant Solution

Follow our step by step solution on how to calculate Recession Constant?

FIRST Step Consider the formula

K r = K rs \cdot K ri \cdot K rb

Next Step Substitute values of Variables

∴

K r = 0.2 \cdot 0.85 \cdot 0.99

Next Step Prepare to Evaluate

∴

K r = 0.2 \cdot 0.85 \cdot 0.99

LAST Step Evaluate

∴

K r = 0.1683

Recession Constant Formula Elements

Variables

Recession Constant

Recession Constant is the ratio of discharge after the unit time step of some specific initial discharge to specific initial discharge, provided both discharges are along the same straight segment.

Symbol: K_r

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Recession Constant

Recession Constant for Surface Storage

Recession Constant for Surface Storage represents the ratio of discharge after the unit time step of some specific initial discharge to the specific initial discharge.

Symbol: K_rs

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Recession Constant for Surface Storage

Recession Constant for Interflow

Recession Constant for Interflow represents the ratio of discharge after the unit time step of some specific initial discharge to the specific initial discharge.

Symbol: K_ri

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Recession Constant for Interflow

Recession Constant for Baseflow

Recession Constant for Baseflow can be derived from a simple exponential equation, and is used to characterize the behavior of low flows.

Symbol: K_rb

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Recession Constant for Baseflow

Other formulas in Components of a Hydrograph category

Go Discharge concerning Recession Constant

Q t = Q 0 \cdot {K r}^{t}

Go Discharge at Initial Time

Q 0 = \frac{Q t}{{K r}^{t}}

Go Discharge in Alternative Form of Exponential Decay

Q t = Q 0 \cdot \exp (- a \cdot t)

Go Discharge at Initial Time in Alternative Form of Exponential Decay

Q 0 = \frac{Q t}{\exp (- a \cdot t)}

How to Evaluate Recession Constant?

Recession Constant evaluator uses Recession Constant = Recession Constant for Surface Storage*Recession Constant for Interflow*Recession Constant for Baseflow to evaluate the Recession Constant, The Recession Constant formula is defined as the simple exponential equation, is used to characterize the behavior of low flows. Recession Constant is denoted by K_r symbol.

How to evaluate Recession Constant using this online evaluator? To use this online evaluator for Recession Constant, enter Recession Constant for Surface Storage (K_rs), Recession Constant for Interflow (K_ri) & Recession Constant for Baseflow (K_rb) and hit the calculate button.

FAQs on Recession Constant

What is the formula to find Recession Constant?

The formula of Recession Constant is expressed as Recession Constant = Recession Constant for Surface Storage*Recession Constant for Interflow*Recession Constant for Baseflow. Here is an example- 1.7 = 0.2*0.85*0.99.

How to calculate Recession Constant?

With Recession Constant for Surface Storage (K_rs), Recession Constant for Interflow (K_ri) & Recession Constant for Baseflow (K_rb) we can find Recession Constant using the formula - Recession Constant = Recession Constant for Surface Storage*Recession Constant for Interflow*Recession Constant for Baseflow.

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Recession Constant Formula

Recession Constant Example

Recession Constant Solution

Recession Constant Formula Elements

Other formulas in Components of a Hydrograph category

How to Evaluate Recession Constant?

FAQs on Recession Constant

Variable Name