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Aquifer Thickness (at Midpoint between Equipotential lines) or otherwise is the thickness of aquifer in which the pore spaces of rock forming the aquifer may or may not be with water. Check FAQs
b=Qtlog(R2rB,e)2πK(H-hw)
b - Aquifer Thickness?Qt - Discharge by Each Well when Two Well Interference?R - Radius of Influence?r - Radius of Well?B - Distance Between Wells?K - Coefficient of Permeability?H - Initial Piezometric Surface?hw - Depth of Water?π - Archimedes' constant?

Aquifer Thickness when Interference among Well is Present Example

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Here is how the Aquifer Thickness when Interference among Well is Present equation looks like with Values.

Here is how the Aquifer Thickness when Interference among Well is Present equation looks like with Units.

Here is how the Aquifer Thickness when Interference among Well is Present equation looks like.

14.9962Edit=12.26Editlog(100Edit22.94Edit2.93Edit,e)23.14160.105Edit(20Edit-2.44Edit)
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Aquifer Thickness when Interference among Well is Present Solution

Follow our step by step solution on how to calculate Aquifer Thickness when Interference among Well is Present?

FIRST Step Consider the formula
b=Qtlog(R2rB,e)2πK(H-hw)
Next Step Substitute values of Variables
b=12.26m³/slog(100m22.94m2.93m,e)2π0.105cm/s(20m-2.44m)
Next Step Substitute values of Constants
b=12.26m³/slog(100m22.94m2.93m,e)23.14160.105cm/s(20m-2.44m)
Next Step Convert Units
b=12.26m³/slog(100m22.94m2.93m,e)23.14160.001m/s(20m-2.44m)
Next Step Prepare to Evaluate
b=12.26log(10022.942.93,e)23.14160.001(20-2.44)
Next Step Evaluate
b=14.9961951053723m
LAST Step Rounding Answer
b=14.9962m

Aquifer Thickness when Interference among Well is Present Formula Elements

Variables
Constants
Functions
Aquifer Thickness
Aquifer Thickness (at Midpoint between Equipotential lines) or otherwise is the thickness of aquifer in which the pore spaces of rock forming the aquifer may or may not be with water.
Symbol: b
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Discharge by Each Well when Two Well Interference
Discharge by Each Well when Two Well Interference is the sum of the individual well rates, adjusted for interference.
Symbol: Qt
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value should be greater than 0.
Radius of Influence
The radius of influence is the distance from a pumping well to the point where the drawdown, or lowering of the water table, becomes negligible.
Symbol: R
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Radius of Well
The radius of well refers to the horizontal distance from the center of the well to its inner wall, essentially the well’s radius.
Symbol: r
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Distance Between Wells
Distance Between Wells refers to the center to center distance between the well.
Symbol: B
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Coefficient of Permeability
Coefficient of Permeability refers to the ease with which water can flow through the aquifer's pore spaces.
Symbol: K
Measurement: SpeedUnit: cm/s
Note: Value should be greater than 0.
Initial Piezometric Surface
The initial piezometric surface refers to the level at which groundwater naturally stands in a confined aquifer before any pumping or external influence.
Symbol: H
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Depth of Water
Depth of Water is the depth in the well measured above the impermeable layer.
Symbol: hw
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Archimedes' constant
Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
Symbol: π
Value: 3.14159265358979323846264338327950288
log
Logarithmic function is an inverse function to exponentiation.
Syntax: log(Base, Number)

Other Formulas to find Aquifer Thickness

​Go Aquifer Thickness when Interference among Three Well is Present
b=Qth2πK(H-hw)log(R3rB2,e)

Other formulas in Interference Among Wells category

​Go Discharge through Each Well when Interference among Well is Present
Qt=2πKb(H-hw)log(R2rB,e)
​Go Coefficient of Permeability when Interference among Well is Present
K=Qtlog(R2rB,e)2πb(H-hw)

How to Evaluate Aquifer Thickness when Interference among Well is Present?

Aquifer Thickness when Interference among Well is Present evaluator uses Aquifer Thickness = Discharge by Each Well when Two Well Interference*(log((Radius of Influence^2)/(Radius of Well*Distance Between Wells),e))/(2*pi*Coefficient of Permeability*(Initial Piezometric Surface-Depth of Water)) to evaluate the Aquifer Thickness, Aquifer Thickness when Interference among Well is Present formula is defined as a measure of the thickness of an aquifer when there is interference among wells, which affects the groundwater flow and pressure head, and is an important parameter in understanding the behavior of groundwater flow in wells. Aquifer Thickness is denoted by b symbol.

How to evaluate Aquifer Thickness when Interference among Well is Present using this online evaluator? To use this online evaluator for Aquifer Thickness when Interference among Well is Present, enter Discharge by Each Well when Two Well Interference (Qt), Radius of Influence (R), Radius of Well (r), Distance Between Wells (B), Coefficient of Permeability (K), Initial Piezometric Surface (H) & Depth of Water (hw) and hit the calculate button.

FAQs on Aquifer Thickness when Interference among Well is Present

What is the formula to find Aquifer Thickness when Interference among Well is Present?
The formula of Aquifer Thickness when Interference among Well is Present is expressed as Aquifer Thickness = Discharge by Each Well when Two Well Interference*(log((Radius of Influence^2)/(Radius of Well*Distance Between Wells),e))/(2*pi*Coefficient of Permeability*(Initial Piezometric Surface-Depth of Water)). Here is an example- 14.9962 = 12.26*(log((100^2)/(2.94*2.93),e))/(2*pi*0.00105*(20-2.44)).
How to calculate Aquifer Thickness when Interference among Well is Present?
With Discharge by Each Well when Two Well Interference (Qt), Radius of Influence (R), Radius of Well (r), Distance Between Wells (B), Coefficient of Permeability (K), Initial Piezometric Surface (H) & Depth of Water (hw) we can find Aquifer Thickness when Interference among Well is Present using the formula - Aquifer Thickness = Discharge by Each Well when Two Well Interference*(log((Radius of Influence^2)/(Radius of Well*Distance Between Wells),e))/(2*pi*Coefficient of Permeability*(Initial Piezometric Surface-Depth of Water)). This formula also uses Archimedes' constant and Logarithmic Inverse Function function(s).
What are the other ways to Calculate Aquifer Thickness?
Here are the different ways to Calculate Aquifer Thickness-
  • Aquifer Thickness=Discharge by Each Well at Three Well Interference/((2*pi*Coefficient of Permeability*(Initial Piezometric Surface-Depth of Water))/(log((Radius of Influence^3)/(Radius of Well*Distance Between Wells^2),e)))OpenImg
Can the Aquifer Thickness when Interference among Well is Present be negative?
Yes, the Aquifer Thickness when Interference among Well is Present, measured in Length can be negative.
Which unit is used to measure Aquifer Thickness when Interference among Well is Present?
Aquifer Thickness when Interference among Well is Present is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Aquifer Thickness when Interference among Well is Present can be measured.
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