Radius of Well given Confined Aquifer Discharge Solution

STEP 0: Pre-Calculation Summary
Formula Used
Radius of Well in Eviron. Engin. = Radius of Influence/(exp((2*pi*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*Total Drawdown in Well)/Discharge))
r' = Rw/(exp((2*pi*KWH*bp*st)/Q))
This formula uses 1 Constants, 1 Functions, 6 Variables
Constants Used
pi - Archimedes' constant Value Taken As 3.14159265358979323846264338327950288
Functions Used
exp - n an exponential function, the value of the function changes by a constant factor for every unit change in the independent variable., exp(Number)
Variables Used
Radius of Well in Eviron. Engin. - (Measured in Meter) - Radius of Well in Eviron. Engin. is defined as the distance from center of well to its outer boundary.
Radius of Influence - (Measured in Meter) - Radius of Influence measured from the center of the well to the point where drawdown curve meets the original water table.
Coefficient of Permeability in Well Hydraulics - (Measured in Meter per Second) - Coefficient of Permeability in Well Hydraulics of soil in well hydraulics describes how easily a liquid will move through the soil.
Aquifer Thickness During Pumping - (Measured in Meter) - Aquifer Thickness During Pumping is the thickness of aquifer during pumping stage.
Total Drawdown in Well - (Measured in Meter) - The Total Drawdown in Well is defined as the reduction in hydraulic head observed at a well in an aquifer, typically due to pumping a well as part of an aquifer test or well test.
Discharge - (Measured in Cubic Meter per Second) - Discharge is the rate of flow of a liquid.
STEP 1: Convert Input(s) to Base Unit
Radius of Influence: 8.6 Meter --> 8.6 Meter No Conversion Required
Coefficient of Permeability in Well Hydraulics: 10 Centimeter per Second --> 0.1 Meter per Second (Check conversion here)
Aquifer Thickness During Pumping: 2.36 Meter --> 2.36 Meter No Conversion Required
Total Drawdown in Well: 0.83 Meter --> 0.83 Meter No Conversion Required
Discharge: 1.01 Cubic Meter per Second --> 1.01 Cubic Meter per Second No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
r' = Rw/(exp((2*pi*KWH*bp*st)/Q)) --> 8.6/(exp((2*pi*0.1*2.36*0.83)/1.01))
Evaluating ... ...
r' = 2.54262627197189
STEP 3: Convert Result to Output's Unit
2.54262627197189 Meter --> No Conversion Required
FINAL ANSWER
2.54262627197189 2.542626 Meter <-- Radius of Well in Eviron. Engin.
(Calculation completed in 00.020 seconds)

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12 Radial Distance and Radius of well Calculators

Radius of Well given Discharge in Confined Aquifer
Go Radius of well = Radius of Influence/exp((2*pi*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*(Initial Aquifer Thickness-Depth of Water))/Discharge at Time t=0)
Radial Distance of Well 2 given Confined Aquifer Discharge
Go Radial Distance at Well 2 = Radial Distance at Observation Well 1*10^((2.72*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*(Depth of Water 2-Depth of Water 1))/Discharge at Time t=0)
Radius of Well given Confined Aquifer Discharge
Go Radius of Well in Eviron. Engin. = Radius of Influence/(exp((2*pi*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*Total Drawdown in Well)/Discharge))
Radial Distance of Well 1 given Confined Aquifer Discharge
Go Radial Distance 1 = Radial Distance at Observation Well 2/10^((2.72*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*(Depth of Water 2-Depth of Water 1))/Discharge at Time t=0)
Radius of Well given Coefficient of Transmissibility
Go Radius of well = Radius of Influence/exp((2*pi*Coefficient of Transmissibility*(Initial Aquifer Thickness-Depth of Water))/Discharge at Time t=0)
Radius of Well for Discharge in Confined Aquifer with Base 10
Go Radius of well = Radius of Influence/(10^(2.72*Standard Coefficient of Permeability*Thickness of aquifer 1*(Initial Aquifer Thickness-Depth of Water))/Discharge)
Radius of Well given Confined Aquifer Discharge with Base 10
Go Radius of Well in Eviron. Engin. = Radius of Influence/(10^((2.72*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*Total Drawdown in Well)/Discharge))
Radial Distance of Well 2 given Coefficient of Transmissibility and Discharge
Go Radial Distance at Well 2 = Radial Distance at Observation Well 1*10^((2.72*Coefficient of Transmissibility*(Depth of Water 2-Depth of Water 1))/Discharge at Time t=0)
Radius of Well given Drawdown at Well
Go Radius of Well in Well Hydraulics = Radius of Influence/(exp((2*pi*Coefficient of Transmissibility*Total Drawdown in Well)/Discharge))
Radial Distance of Well 1 given Coefficient of Transmissibility and Discharge
Go Radial Distance 1 = Radial Distance at Observation Well 2/10^((2.72*Coefficient of Transmissibility*(Depth of Water 2-Depth of Water 1))/Discharge at Time t=0)
Radius of Well given Coefficient of Transmissibility with Base 10
Go Radius of well = Radius of Influence/10^((2.72*Coefficient of Transmissibility*(Initial Aquifer Thickness-Depth of Water))/Discharge at Time t=0)
Radius of Well given Drawdown at Well with Base 10
Go Radius of Well in Well Hydraulics = Radius of Influence/(10^((2.72*Coefficient of Transmissibility*Total Drawdown in Well)/Discharge))

Radius of Well given Confined Aquifer Discharge Formula

Radius of Well in Eviron. Engin. = Radius of Influence/(exp((2*pi*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*Total Drawdown in Well)/Discharge))
r' = Rw/(exp((2*pi*KWH*bp*st)/Q))

What is Drawdown?

A drawdown is a peak-to-trough decline during a specific period for an investment, trading account, or fund. A drawdown is usually quoted as the percentage between the peak and the subsequent trough.

How to Calculate Radius of Well given Confined Aquifer Discharge?

Radius of Well given Confined Aquifer Discharge calculator uses Radius of Well in Eviron. Engin. = Radius of Influence/(exp((2*pi*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*Total Drawdown in Well)/Discharge)) to calculate the Radius of Well in Eviron. Engin., The Radius of Well given Confined Aquifer Discharge is defined as the value of radius of well when we have prior information of other parameters used. Radius of Well in Eviron. Engin. is denoted by r' symbol.

How to calculate Radius of Well given Confined Aquifer Discharge using this online calculator? To use this online calculator for Radius of Well given Confined Aquifer Discharge, enter Radius of Influence (Rw), Coefficient of Permeability in Well Hydraulics (KWH), Aquifer Thickness During Pumping (bp), Total Drawdown in Well (st) & Discharge (Q) and hit the calculate button. Here is how the Radius of Well given Confined Aquifer Discharge calculation can be explained with given input values -> 2.542626 = 8.6/(exp((2*pi*0.1*2.36*0.83)/1.01)).

FAQ

What is Radius of Well given Confined Aquifer Discharge?
The Radius of Well given Confined Aquifer Discharge is defined as the value of radius of well when we have prior information of other parameters used and is represented as r' = Rw/(exp((2*pi*KWH*bp*st)/Q)) or Radius of Well in Eviron. Engin. = Radius of Influence/(exp((2*pi*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*Total Drawdown in Well)/Discharge)). Radius of Influence measured from the center of the well to the point where drawdown curve meets the original water table, Coefficient of Permeability in Well Hydraulics of soil in well hydraulics describes how easily a liquid will move through the soil, Aquifer Thickness During Pumping is the thickness of aquifer during pumping stage, The Total Drawdown in Well is defined as the reduction in hydraulic head observed at a well in an aquifer, typically due to pumping a well as part of an aquifer test or well test & Discharge is the rate of flow of a liquid.
How to calculate Radius of Well given Confined Aquifer Discharge?
The Radius of Well given Confined Aquifer Discharge is defined as the value of radius of well when we have prior information of other parameters used is calculated using Radius of Well in Eviron. Engin. = Radius of Influence/(exp((2*pi*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*Total Drawdown in Well)/Discharge)). To calculate Radius of Well given Confined Aquifer Discharge, you need Radius of Influence (Rw), Coefficient of Permeability in Well Hydraulics (KWH), Aquifer Thickness During Pumping (bp), Total Drawdown in Well (st) & Discharge (Q). With our tool, you need to enter the respective value for Radius of Influence, Coefficient of Permeability in Well Hydraulics, Aquifer Thickness During Pumping, Total Drawdown in Well & Discharge and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
How many ways are there to calculate Radius of Well in Eviron. Engin.?
In this formula, Radius of Well in Eviron. Engin. uses Radius of Influence, Coefficient of Permeability in Well Hydraulics, Aquifer Thickness During Pumping, Total Drawdown in Well & Discharge. We can use 1 other way(s) to calculate the same, which is/are as follows -
  • Radius of Well in Eviron. Engin. = Radius of Influence/(10^((2.72*Coefficient of Permeability in Well Hydraulics*Aquifer Thickness During Pumping*Total Drawdown in Well)/Discharge))
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