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Drawdown Inside Well given Well Efficiency Formula

GoDrawdown given Specific Capacity Formula

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The Drawdown Inside the Well refers to the radius of the pumping well is a change in groundwater level due to an applied stress. Check FAQs

s t = \frac{s}{E}

s_t - Drawdown Inside the Well?s - Change in Drawdown?E - Well Efficiency?

Drawdown Inside Well given Well Efficiency Example

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Here is how the Drawdown Inside Well given Well Efficiency equation looks like with Values.

Here is how the Drawdown Inside Well given Well Efficiency equation looks like with Units.

Here is how the Drawdown Inside Well given Well Efficiency equation looks like.

9 = \frac{9.99}{1.11}

9m = \frac{9.99m}{1.11}

9 = \frac{9.99}{1.11}

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Drawdown Inside Well given Well Efficiency Solution

Follow our step by step solution on how to calculate Drawdown Inside Well given Well Efficiency?

FIRST Step Consider the formula

s t = \frac{s}{E}

Next Step Substitute values of Variables

∴

s t = \frac{9.99m}{1.11}

Next Step Prepare to Evaluate

∴

s t = \frac{9.99}{1.11}

LAST Step Evaluate

∴

s t = 9m

Drawdown Inside Well given Well Efficiency Formula Elements

Variables

Drawdown Inside the Well

The Drawdown Inside the Well refers to the radius of the pumping well is a change in groundwater level due to an applied stress.

Symbol: s_t

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Drawdown Inside the Well

Change in Drawdown

The Change in Drawdown refers to the term applied to the maximum lowering of the groundwater table caused by pumping or artesian flow.

Symbol: s

Measurement: LengthUnit: m

Note: Value can be positive or negative.

Formulas to find Change in Drawdown

Well Efficiency

The Well Efficiency refers to the ratio of the drawdown in the aquifer at the radius of the pumping well to the drawdown inside the well.

Symbol: E

Measurement: NAUnit: Unitless

Note: Value should be greater than 0.

Formulas to find Well Efficiency

Other Formulas to find Drawdown Inside the Well

Go Drawdown given Specific Capacity

s t = \frac{q}{K s}

Other formulas in Well Efficiency category

Go Specific Capacity

K s = \frac{q}{s t}

Go Pumping Rate given Specific Capacity

q = K s \cdot s t

Go Well Efficiency

E = (\frac{s}{s t})

Go Drawdown in Aquifer given Well Efficiency

s = E \cdot s t

How to Evaluate Drawdown Inside Well given Well Efficiency?

Drawdown Inside Well given Well Efficiency evaluator uses Drawdown Inside the Well = Change in Drawdown/Well Efficiency to evaluate the Drawdown Inside the Well, The Drawdown Inside Well given Well Efficiency formula is defined as the reduction in hydraulic head observed at a well in an aquifer, (Well efficiency is not in Percentage). Drawdown Inside the Well is denoted by s_t symbol.

How to evaluate Drawdown Inside Well given Well Efficiency using this online evaluator? To use this online evaluator for Drawdown Inside Well given Well Efficiency, enter Change in Drawdown (s) & Well Efficiency (E) and hit the calculate button.

FAQs on Drawdown Inside Well given Well Efficiency

What is the formula to find Drawdown Inside Well given Well Efficiency?

The formula of Drawdown Inside Well given Well Efficiency is expressed as Drawdown Inside the Well = Change in Drawdown/Well Efficiency. Here is an example- 9.009009 = 9.99/1.11.

How to calculate Drawdown Inside Well given Well Efficiency?

With Change in Drawdown (s) & Well Efficiency (E) we can find Drawdown Inside Well given Well Efficiency using the formula - Drawdown Inside the Well = Change in Drawdown/Well Efficiency.

What are the other ways to Calculate Drawdown Inside the Well?

Here are the different ways to Calculate Drawdown Inside the Well-

Drawdown Inside the Well=Pumping Rate/Specific Capacity

Can the Drawdown Inside Well given Well Efficiency be negative?

No, the Drawdown Inside Well given Well Efficiency, measured in Length cannot be negative.

Which unit is used to measure Drawdown Inside Well given Well Efficiency?

Drawdown Inside Well given Well Efficiency is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Drawdown Inside Well given Well Efficiency can be measured.

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