Equation for Catchment Parameter Calculator

✖Length of Basin or length of the drainage basin in kilometres.ⓘ Length of Basin [L_b]			+10% -10%
✖Watershed Length is distance from outlet to watershed boundary along main channel.ⓘ Watershed Length [L]			+10% -10%
✖Basin Slope of the catchment under consideration.ⓘ Basin Slope [S_B]			+10% -10%

✖Catchment Parameter correlated with basin lag concerning e.g. area, average catchment and watercourse slopes, main watercourse lengths and the catchment centroid.ⓘ Equation for Catchment Parameter [C]

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Equation for Catchment Parameter

Formula

`"C" = "L"_{"b"}*"L"/sqrt("S"_{"B"})`

Example

`"1430.194"="30m"*"50m"/sqrt("1.1")`

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Equation for Catchment Parameter Solution

STEP 0: Pre-Calculation Summary

Formula Used

Catchment Parameter = Length of Basin*Watershed Length/sqrt(Basin Slope)
C = L_b*L/sqrt(S_B)
This formula uses 1 Functions, 4 Variables

Functions Used

sqrt - A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number., sqrt(Number)

Variables Used

Catchment Parameter - Catchment Parameter correlated with basin lag concerning e.g. area, average catchment and watercourse slopes, main watercourse lengths and the catchment centroid.
Length of Basin - (Measured in Meter) - Length of Basin or length of the drainage basin in kilometres.
Watershed Length - (Measured in Meter) - Watershed Length is distance from outlet to watershed boundary along main channel.
Basin Slope - Basin Slope of the catchment under consideration.

STEP 1: Convert Input(s) to Base Unit

Length of Basin: 30 Meter --> 30 Meter No Conversion Required
Watershed Length: 50 Meter --> 50 Meter No Conversion Required
Basin Slope: 1.1 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

C = L_b*L/sqrt(S_B) --> 30*50/sqrt(1.1)

Evaluating ... ...

C = 1430.19388386839

STEP 3: Convert Result to Output's Unit

1430.19388386839 --> No Conversion Required

FINAL ANSWER

1430.19388386839 ≈ 1430.194 <-- Catchment Parameter

(Calculation completed in 00.004 seconds)

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< 25 Synder's Synthetic- Unit Hydrograph Calculators

Distance along Main Water Course from Gauging Station to Watershed

Go Distance along Main Water Course = (Basin Lag/Basin Constant/(Length of Basin/sqrt(Basin Slope))^Basin Constant 'n')^1/Basin Constant 'n'

Basin Length Measured along Water Course given Modified Equation for Basin Lag

Go Basin Length = (Basin Lag/Basin Constant)^(1/Basin Constant 'n')*(sqrt(Basin Slope)/Distance along Main Water Course)

Modified Equation for Basin Lag

Go Basin Lag = Basin Constant*(Length of Basin*Distance along Main Water Course/sqrt(Basin Slope))^Basin Constant 'n'

Basin Slope given Basin Lag

Go Basin Slope = ((Basin Length*Distance along Main Water Course)/((Basin Lag/Basin Constant)^(1/Basin Constant 'n')))^2

Basin Lag given Modified Basin Lag for Effective Duration

Go Basin Lag = (4*Modified Basin Lag+Standard Duration of Effective Rainfall-Non-standard rainfall duration)/4

Standard Duration of Effective Rainfall given Modified Basin Lag

Go Standard Duration of Effective Rainfall = Non-standard rainfall duration-4*(Modified Basin Lag-Basin Lag)

Modified Equation for Basin Lag for Effective Duration

Go Modified Basin Lag = Basin Lag+(Non-standard rainfall duration-Standard Duration of Effective Rainfall)/4

Equation for Catchment Parameter

Go Catchment Parameter = Length of Basin*Watershed Length/sqrt(Basin Slope)

Distance along Main Water Course from Gauging Station given Basin Lag

Go Distance along Main Water Course = ((Basin Lag/Regional Constant)^(1/0.3))*(1/Basin Length)

Regional Constant given Peak Discharge for Nonstandard Effective Rainfall

Go Regional Constant (Snyder) = Peak Discharge*Modified Basin Lag/(2.78*Area of Catchment)

Basin Length Measured along Water Course given Basin Lag

Go Basin Length = (Basin Lag/Regional Constant)^1/0.3*(1/Distance along Main Water Course)

Peak Discharge for Nonstandard Effective Rainfall

Go Peak Discharge = 2.78*Regional Constant (Snyder)*Area of Catchment/Modified Basin Lag

Regional Constant representing Watershed Slope and Storage Effects

Go Regional Constant = Basin Lag/(Length of Basin*Distance along Main Water Course)^0.3

Snyder's Equation

Go Basin Lag = Regional Constant*(Length of Basin*Distance along Main Water Course)^0.3

Catchment Area given Peak Discharge for Nonstandard Effective Rainfall

Go Area of Catchment = Peak Discharge*Modified Basin Lag/(2.78*Regional Constant)

Catchment Area given Peak Discharge of Unit Hydrograph

Go Area of Catchment = Peak Discharge*Basin Lag/(2.78*Regional Constant (Snyder))

Modified Basin Lag given Peak Discharge for Nonstandard Effective Rainfall

Go Modified Basin Lag = 2.78*Regional Constant*Area of Catchment/Peak Discharge

Snyder's Equation for Peak Discharge

Go Peak Discharge = 2.78*Regional Constant (Snyder)*Area of Catchment/Basin Lag

Basin Lag given Peak Discharge

Go Basin Lag = 2.78*Regional Constant (Snyder)*Area of Catchment/Peak Discharge

Regional Constant given Peak Discharge

Go Regional Constant = Peak Discharge*Basin Lag/2.78*Catchment Area

Basin Lag given Modified Basin Lag

Go Basin Lag = (Modified Basin Lag-(Non-standard rainfall duration/4))/(21/22)

Non-Standard Rainfall Duration given Modified Basin Lag

Go Non-standard rainfall duration = (Modified Basin Lag-(21/22)*Basin Lag)*4

Modified Basin Lag for Effective Duration

Go Modified Basin Lag = (21*Basin Lag/22)+(Non-standard rainfall duration/4)

Snyder's Equation for Standard Duration of Effective Rainfall

Go Standard Duration of Effective Rainfall = Basin Lag/5.5

Basin Lag given Standard Duration of Effective Rainfall

Go Basin Lag = 5.5*Standard Duration of Effective Rainfall

Equation for Catchment Parameter Formula

Catchment Parameter = Length of Basin*Watershed Length/sqrt(Basin Slope)
C = L_b*L/sqrt(S_B)

What is Baseflow?

Baseflow is a portion of streamflow that is not directly generated from the excess rainfall during a storm event. In other words, this is the flow that would exist in the stream without the contribution of direct runoff from the rainfall.

How to Calculate Equation for Catchment Parameter?

Equation for Catchment Parameter calculator uses Catchment Parameter = Length of Basin*Watershed Length/sqrt(Basin Slope) to calculate the Catchment Parameter, The Equation for Catchment Parameter formula is defined as the characteristic of the catchment under study correlated to the basin lag. Catchment Parameter is denoted by C symbol.

How to calculate Equation for Catchment Parameter using this online calculator? To use this online calculator for Equation for Catchment Parameter, enter Length of Basin (L_b), Watershed Length (L) & Basin Slope (S_B) and hit the calculate button. Here is how the Equation for Catchment Parameter calculation can be explained with given input values -> 1430.194 = 30*50/sqrt(1.1).

FAQ

What is Equation for Catchment Parameter?

The Equation for Catchment Parameter formula is defined as the characteristic of the catchment under study correlated to the basin lag and is represented as C = L_b*L/sqrt(S_B) or Catchment Parameter = Length of Basin*Watershed Length/sqrt(Basin Slope). Length of Basin or length of the drainage basin in kilometres, Watershed Length is distance from outlet to watershed boundary along main channel & Basin Slope of the catchment under consideration.

How to calculate Equation for Catchment Parameter?

The Equation for Catchment Parameter formula is defined as the characteristic of the catchment under study correlated to the basin lag is calculated using Catchment Parameter = Length of Basin*Watershed Length/sqrt(Basin Slope). To calculate Equation for Catchment Parameter, you need Length of Basin (L_b), Watershed Length (L) & Basin Slope (S_B). With our tool, you need to enter the respective value for Length of Basin, Watershed Length & Basin Slope 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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