Recession Constant Calculator

✖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.ⓘ Recession Constant for Surface Storage [K_rs]			+10% -10%
✖Recession Constant for Interflow represents the ratio of discharge after the unit time step of some specific initial discharge to the specific initial discharge.ⓘ Recession Constant for Interflow [K_ri]			+10% -10%
✖Recession Constant for Baseflow can be derived from a simple exponential equation, and is used to characterize the behavior of low flows.ⓘ Recession Constant for Baseflow [K_rb]			+10% -10%

✖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.ⓘ Recession Constant [K_r]

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Recession Constant Solution

STEP 0: Pre-Calculation Summary

Formula Used

Recession Constant = Recession Constant for Surface Storage*Recession Constant for Interflow*Recession Constant for Baseflow
K_r = K_rs*K_ri*K_rb
This formula uses 4 Variables

Variables Used

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.
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.
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.
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.

STEP 1: Convert Input(s) to Base Unit

Recession Constant for Surface Storage: 0.2 --> No Conversion Required
Recession Constant for Interflow: 0.85 --> No Conversion Required
Recession Constant for Baseflow: 0.99 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

K_r = K_rs*K_ri*K_rb --> 0.2*0.85*0.99

Evaluating ... ...

K_r = 0.1683

STEP 3: Convert Result to Output's Unit

0.1683 --> No Conversion Required

FINAL ANSWER

0.1683 <-- Recession Constant

(Calculation completed in 00.004 seconds)

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Created by Mithila Muthamma PA

Coorg Institute of Technology (CIT), Coorg

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NSS College of Engineering (NSSCE), Palakkad

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< Components of a Hydrograph Calculators

Discharge at Initial Time in Alternative Form of Exponential Decay

LaTeX Go Discharge at Time t=0 = Discharge at Time t/exp(-Constant 'a' for Discharge in Exponential Decay*Time)

Discharge in Alternative Form of Exponential Decay

LaTeX Go Discharge at Time t = Discharge at Time t=0*exp(-Constant 'a' for Discharge in Exponential Decay*Time)

Discharge at Initial Time

LaTeX Go Discharge at Time t=0 = Discharge at Time t/(Recession Constant^Time)

Discharge concerning Recession Constant

LaTeX Go Discharge at Time t = Discharge at Time t=0*Recession Constant^Time

Recession Constant Formula

LaTeX Go

Recession Constant = Recession Constant for Surface Storage*Recession Constant for Interflow*Recession Constant for Baseflow
K_r = K_rs*K_ri*K_rb

What is Baseflow recession?

A Recession curve of streamflow so adjusted that the slope of the curve represents the runoff depletion rate of the groundwater. A curve is formed by the observed hydrograph during prolonged periods of no precipitation.

How to Calculate Recession Constant?

Recession Constant calculator uses Recession Constant = Recession Constant for Surface Storage*Recession Constant for Interflow*Recession Constant for Baseflow to calculate 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 calculate Recession Constant using this online calculator? To use this online calculator 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. Here is how the Recession Constant calculation can be explained with given input values -> 1.7 = 0.2*0.85*0.99.

FAQ

What is Recession Constant?

The Recession Constant formula is defined as the simple exponential equation, is used to characterize the behavior of low flows and is represented as K_r = K_rs*K_ri*K_rb or Recession Constant = Recession Constant for Surface Storage*Recession Constant for Interflow*Recession Constant for Baseflow. 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, Recession Constant for Interflow represents the ratio of discharge after the unit time step of some specific initial discharge to the specific initial discharge & Recession Constant for Baseflow can be derived from a simple exponential equation, and is used to characterize the behavior of low flows.

How to calculate Recession Constant?

The Recession Constant formula is defined as the simple exponential equation, is used to characterize the behavior of low flows is calculated using Recession Constant = Recession Constant for Surface Storage*Recession Constant for Interflow*Recession Constant for Baseflow. To calculate Recession Constant, you need Recession Constant for Surface Storage (K_rs), Recession Constant for Interflow (K_ri) & Recession Constant for Baseflow (K_rb). With our tool, you need to enter the respective value for Recession Constant for Surface Storage, Recession Constant for Interflow & Recession Constant for Baseflow and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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