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Discharge from Open Well under Depression Head Formula

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The Yield from an Open Well is referred as flow discharge into well under a depression head H. Check FAQs

Q Y = K s \cdot A \cdot H

Q_Y - Yield from an Open Well?K_s - Specific Capacity?A - Area of the Well?H - Depression Head?

Discharge from Open Well under Depression Head Example

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Here is how the Discharge from Open Well under Depression Head equation looks like with Values.

Here is how the Discharge from Open Well under Depression Head equation looks like with Units.

Here is how the Discharge from Open Well under Depression Head equation looks like.

105 = 0.75 \cdot 20 \cdot 7

105m³/s = 0.75 \cdot 20m² \cdot 7m

105 = 0.75 \cdot 20 \cdot 7

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Discharge from Open Well under Depression Head Solution

Follow our step by step solution on how to calculate Discharge from Open Well under Depression Head?

FIRST Step Consider the formula

Q Y = K s \cdot A \cdot H

Next Step Substitute values of Variables

∴

Q Y = 0.75 \cdot 20m² \cdot 7m

Next Step Prepare to Evaluate

∴

Q Y = 0.75 \cdot 20 \cdot 7

LAST Step Evaluate

∴

Q Y = 105m³/s

Discharge from Open Well under Depression Head Formula Elements

Variables

Yield from an Open Well

The Yield from an Open Well is referred as flow discharge into well under a depression head H.

Symbol: Q_Y

Measurement: Volumetric Flow RateUnit: m³/s

Note: Value should be greater than 0.

Formulas to find Yield from an Open Well

Specific Capacity

The Specific Capacity is referred as amount of water furnished under a standard unit head.

Symbol: K_s

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Specific Capacity

Area of the Well

The Area of the Well is referred as land area around a well that is influenced by pumping.

Symbol: A

Measurement: AreaUnit: m²

Note: Value should be greater than 0.

Formulas to find Area of the Well

Depression Head

The Depression Head is defined as height of the bottom of a well above the datum.

Symbol: H

Measurement: LengthUnit: m

Note: Value can be positive or negative.

Formulas to find Depression Head

Other formulas in Recuperation Test category

Go Equation for Time Interval

T r = (\frac{A}{K 0}) \cdot \ln (\frac{H 1}{H 2})

Go Area of Well given Time Interval

A = K 0 \cdot \frac{T r}{\ln (\frac{H 1}{H 2})}

Go Proportionality Constant per unit Well Area of Aquifer

K 0 = A \cdot ((\frac{1}{T r}) \cdot \ln (\frac{H 1}{H 2}))

Go Specific Capacity per unit Well Area for Discharge from Open Well

K s = \frac{Q f}{A \cdot H}

How to Evaluate Discharge from Open Well under Depression Head?

Discharge from Open Well under Depression Head evaluator uses Yield from an Open Well = Specific Capacity*Area of the Well*Depression Head to evaluate the Yield from an Open Well, The Discharge from Open Well under Depression Head formula is defined as the volumetric flow rate of water that is transported through a given cross-sectional area. Yield from an Open Well is denoted by Q_Y symbol.

How to evaluate Discharge from Open Well under Depression Head using this online evaluator? To use this online evaluator for Discharge from Open Well under Depression Head, enter Specific Capacity (K_s), Area of the Well (A) & Depression Head (H) and hit the calculate button.

FAQs on Discharge from Open Well under Depression Head

What is the formula to find Discharge from Open Well under Depression Head?

The formula of Discharge from Open Well under Depression Head is expressed as Yield from an Open Well = Specific Capacity*Area of the Well*Depression Head. Here is an example- 105 = 0.75*20*7.

How to calculate Discharge from Open Well under Depression Head?

With Specific Capacity (K_s), Area of the Well (A) & Depression Head (H) we can find Discharge from Open Well under Depression Head using the formula - Yield from an Open Well = Specific Capacity*Area of the Well*Depression Head.

Can the Discharge from Open Well under Depression Head be negative?

No, the Discharge from Open Well under Depression Head, measured in Volumetric Flow Rate cannot be negative.

Which unit is used to measure Discharge from Open Well under Depression Head?

Discharge from Open Well under Depression Head is usually measured using the Cubic Meter per Second[m³/s] for Volumetric Flow Rate. Cubic Meter per Day[m³/s], Cubic Meter per Hour[m³/s], Cubic Meter per Minute[m³/s] are the few other units in which Discharge from Open Well under Depression Head can be measured.

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