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Well Loss for Total Drawdown Formula

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Well loss is defined as the head loss in well. Check FAQs
CQn=st-s
CQn - Well loss?st - Total Drawdown?s - Change in Drawdown?

Well Loss for Total Drawdown Example

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With units
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Here is how the Well Loss for Total Drawdown equation looks like with Values.

Here is how the Well Loss for Total Drawdown equation looks like with Units.

Here is how the Well Loss for Total Drawdown equation looks like.

5Edit=5.1Edit-0.1Edit
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HomeIcon Home » Category Engineering » Category Civil » Category Engineering Hydrology » fx Well Loss for Total Drawdown

Well Loss for Total Drawdown Solution

Follow our step by step solution on how to calculate Well Loss for Total Drawdown?

FIRST Step Consider the formula
CQn=st-s
Next Step Substitute values of Variables
∴ CQn=5.1m-0.1m
Next Step Prepare to Evaluate
∴ CQn=5.1-0.1
LAST Step Evaluate
∴CQn=5m

Well Loss for Total Drawdown Formula Elements

Variables
Well loss
Well loss is defined as the head loss in well.
Symbol: CQn
Measurement: LengthUnit: m
Note: Value should be greater than 0.
Formulas to find Well lossOpen Variable
Total Drawdown
Total Drawdown is 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.
Symbol: st
Measurement: LengthUnit: m
Note: Value can be positive or negative.
Formulas to find Total DrawdownOpen Variable
Change in Drawdown
Change in Drawdown in the Aquifer is a 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 DrawdownOpen Variable

Other formulas in Single Well Tests category

​Go Total Drawdown in Pumping Well
st=s+CQn
​Go Total Drawdown in Pumping Well expressed given Factors related to Hydraulic Characteristics
st=B⋅q+(C⋅q2)
​Go Drawdown in aquifer for total drawdown
s=st-CQn
​Go Drawdown in aquifer caused by pumping at any point in aquifer
s'=q⋅tτ⋅S⋅r2

How to Evaluate Well Loss for Total Drawdown?

Well Loss for Total Drawdown evaluator uses Well loss = Total Drawdown-Change in Drawdown to evaluate the Well loss, The Well Loss for Total Drawdown is the drawdown caused by flow through well screen and axial movement within the well. Well loss is denoted by CQn symbol.

How to evaluate Well Loss for Total Drawdown using this online evaluator? To use this online evaluator for Well Loss for Total Drawdown, enter Total Drawdown (st) & Change in Drawdown (s) and hit the calculate button.

FAQs on Well Loss for Total Drawdown

What is the formula to find Well Loss for Total Drawdown?
The formula of Well Loss for Total Drawdown is expressed as Well loss = Total Drawdown-Change in Drawdown. Here is an example- 5 = 5.1-0.1.
How to calculate Well Loss for Total Drawdown?
With Total Drawdown (st) & Change in Drawdown (s) we can find Well Loss for Total Drawdown using the formula - Well loss = Total Drawdown-Change in Drawdown.
Can the Well Loss for Total Drawdown be negative?
No, the Well Loss for Total Drawdown, measured in Length cannot be negative.
Which unit is used to measure Well Loss for Total Drawdown?
Well Loss for Total Drawdown is usually measured using the Meter[m] for Length. Millimeter[m], Kilometer[m], Decimeter[m] are the few other units in which Well Loss for Total Drawdown can be measured.
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