Equation for Specific Yield Calculator

✖The Gross Recharge due to Rainfall refers to the total amount of water that infiltrates the ground as a result of precipitation.ⓘ Gross Recharge due to Rainfall [R_G]			+10% -10%
✖The Gross Water Draft refers to the total volume of water extracted or utilized from a catchment area.ⓘ Gross Water Draft [D_G]			+10% -10%
✖The Base Flow into the Stream from the Area refers to the flow that is not runoff, it is water from the ground, flowing into the channel over a long time and with a certain delay.ⓘ Base Flow into the Stream from the Area [B]			+10% -10%
✖The Recharge of Ground Water Body from the stream refers to the hydrologic process, where water moves downward from surface water to groundwater.ⓘ Recharge of Ground Water Body [I_s]			+10% -10%
✖The Net Ground Water Flowing Outside Catchment refers to the steady-state groundwater flow through aquifers.ⓘ Net Ground Water Flowing Outside Catchment [I]			+10% -10%
✖The Watershed Area refers to the isolated area with a well demarcated boundary line, draining the rainwater to a single outlet.ⓘ Watershed Area [A]			+10% -10%
✖The Water Level Fluctuation refers to the irregular rising and falling in number or amount of water during monsoon season.ⓘ Water Level Fluctuation [h]			+10% -10%

✖The Specific Yield refers to the volume of water that a saturated rock or soil will yield due to gravity drainage to the total volume of the rock or soil.ⓘ Equation for Specific Yield [S_Y]

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Equation for Specific Yield Solution

STEP 0: Pre-Calculation Summary

Formula Used

Specific Yield = (Gross Recharge due to Rainfall-Gross Water Draft-Base Flow into the Stream from the Area+Recharge of Ground Water Body+Net Ground Water Flowing Outside Catchment)/(Watershed Area*Water Level Fluctuation)
S_Y = (R_G-D_G-B+I_s+I)/(A*h)
This formula uses 8 Variables

Variables Used

Specific Yield - The Specific Yield refers to the volume of water that a saturated rock or soil will yield due to gravity drainage to the total volume of the rock or soil.
Gross Recharge due to Rainfall - (Measured in Cubic Meter per Second) - The Gross Recharge due to Rainfall refers to the total amount of water that infiltrates the ground as a result of precipitation.
Gross Water Draft - (Measured in Cubic Meter per Second) - The Gross Water Draft refers to the total volume of water extracted or utilized from a catchment area.
Base Flow into the Stream from the Area - (Measured in Cubic Meter per Second) - The Base Flow into the Stream from the Area refers to the flow that is not runoff, it is water from the ground, flowing into the channel over a long time and with a certain delay.
Recharge of Ground Water Body - (Measured in Cubic Meter per Second) - The Recharge of Ground Water Body from the stream refers to the hydrologic process, where water moves downward from surface water to groundwater.
Net Ground Water Flowing Outside Catchment - (Measured in Cubic Meter per Second) - The Net Ground Water Flowing Outside Catchment refers to the steady-state groundwater flow through aquifers.
Watershed Area - (Measured in Square Meter) - The Watershed Area refers to the isolated area with a well demarcated boundary line, draining the rainwater to a single outlet.
Water Level Fluctuation - (Measured in Meter) - The Water Level Fluctuation refers to the irregular rising and falling in number or amount of water during monsoon season.

STEP 1: Convert Input(s) to Base Unit

Gross Recharge due to Rainfall: 45 Cubic Meter per Second --> 45 Cubic Meter per Second No Conversion Required
Gross Water Draft: 10 Cubic Meter per Second --> 10 Cubic Meter per Second No Conversion Required
Base Flow into the Stream from the Area: 6 Cubic Meter per Second --> 6 Cubic Meter per Second No Conversion Required
Recharge of Ground Water Body: 18 Cubic Meter per Second --> 18 Cubic Meter per Second No Conversion Required
Net Ground Water Flowing Outside Catchment: 12 Cubic Meter per Second --> 12 Cubic Meter per Second No Conversion Required
Watershed Area: 20 Square Meter --> 20 Square Meter No Conversion Required
Water Level Fluctuation: 5 Meter --> 5 Meter No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

S_Y = (R_G-D_G-B+I_s+I)/(A*h) --> (45-10-6+18+12)/(20*5)

Evaluating ... ...

S_Y = 0.59

STEP 3: Convert Result to Output's Unit

0.59 --> No Conversion Required

FINAL ANSWER

0.59 <-- Specific Yield

(Calculation completed in 00.004 seconds)

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Equation for Specific Yield

LaTeX Go Specific Yield = (Gross Recharge due to Rainfall-Gross Water Draft-Base Flow into the Stream from the Area+Recharge of Ground Water Body+Net Ground Water Flowing Outside Catchment)/(Watershed Area*Water Level Fluctuation)

Equation for Gross Recharge due to Rainfall and other Sources

LaTeX Go Gross Recharge due to Rainfall = (Water Level Fluctuation*Specific Yield*Watershed Area)+Gross Water Draft+Base Flow into the Stream from the Area-Recharge of Ground Water Body-Net Ground Water Flowing Outside Catchment

Equation for Base Flow into Stream from Area

LaTeX Go Base Flow into the Stream from the Area = Gross Recharge due to Rainfall-Gross Water Draft+Recharge of Ground Water Body+Net Ground Water Flowing Outside Catchment-(Water Level Fluctuation*Specific Yield*Watershed Area)

Equation for Gross Water Draft

LaTeX Go Gross Water Draft = Gross Recharge due to Rainfall-Base Flow into the Stream from the Area+Recharge of Ground Water Body+Net Ground Water Flowing Outside Catchment-(Water Level Fluctuation*Specific Yield*Watershed Area)

Equation for Specific Yield Formula

LaTeX Go

What is Discharge?

Discharge is the volumetric flow rate of water that is transported through a given cross-sectional area. It includes any suspended solids, dissolved chemicals, or biologic material in addition to the water itself.

How to Calculate Equation for Specific Yield?

Equation for Specific Yield calculator uses Specific Yield = (Gross Recharge due to Rainfall-Gross Water Draft-Base Flow into the Stream from the Area+Recharge of Ground Water Body+Net Ground Water Flowing Outside Catchment)/(Watershed Area*Water Level Fluctuation) to calculate the Specific Yield, The Equation for Specific Yield formula is defined as the volume of water released from storage by an unconfined aquifer per unit surface area of aquifer per unit decline of the water table. Specific Yield is denoted by S_Y symbol.

How to calculate Equation for Specific Yield using this online calculator? To use this online calculator for Equation for Specific Yield, enter Gross Recharge due to Rainfall (R_G), Gross Water Draft (D_G), Base Flow into the Stream from the Area (B), Recharge of Ground Water Body (I_s), Net Ground Water Flowing Outside Catchment (I), Watershed Area (A) & Water Level Fluctuation (h) and hit the calculate button. Here is how the Equation for Specific Yield calculation can be explained with given input values -> 0.59 = (45-10-6+18+12)/(20*5).

FAQ

What is Equation for Specific Yield?

The Equation for Specific Yield formula is defined as the volume of water released from storage by an unconfined aquifer per unit surface area of aquifer per unit decline of the water table and is represented as S_Y = (R_G-D_G-B+I_s+I)/(A*h) or Specific Yield = (Gross Recharge due to Rainfall-Gross Water Draft-Base Flow into the Stream from the Area+Recharge of Ground Water Body+Net Ground Water Flowing Outside Catchment)/(Watershed Area*Water Level Fluctuation). The Gross Recharge due to Rainfall refers to the total amount of water that infiltrates the ground as a result of precipitation, The Gross Water Draft refers to the total volume of water extracted or utilized from a catchment area, The Base Flow into the Stream from the Area refers to the flow that is not runoff, it is water from the ground, flowing into the channel over a long time and with a certain delay, The Recharge of Ground Water Body from the stream refers to the hydrologic process, where water moves downward from surface water to groundwater, The Net Ground Water Flowing Outside Catchment refers to the steady-state groundwater flow through aquifers, The Watershed Area refers to the isolated area with a well demarcated boundary line, draining the rainwater to a single outlet & The Water Level Fluctuation refers to the irregular rising and falling in number or amount of water during monsoon season.

How to calculate Equation for Specific Yield?

The Equation for Specific Yield formula is defined as the volume of water released from storage by an unconfined aquifer per unit surface area of aquifer per unit decline of the water table is calculated using Specific Yield = (Gross Recharge due to Rainfall-Gross Water Draft-Base Flow into the Stream from the Area+Recharge of Ground Water Body+Net Ground Water Flowing Outside Catchment)/(Watershed Area*Water Level Fluctuation). To calculate Equation for Specific Yield, you need Gross Recharge due to Rainfall (R_G), Gross Water Draft (D_G), Base Flow into the Stream from the Area (B), Recharge of Ground Water Body (I_s), Net Ground Water Flowing Outside Catchment (I), Watershed Area (A) & Water Level Fluctuation (h). With our tool, you need to enter the respective value for Gross Recharge due to Rainfall, Gross Water Draft, Base Flow into the Stream from the Area, Recharge of Ground Water Body, Net Ground Water Flowing Outside Catchment, Watershed Area & Water Level Fluctuation 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 Specific Yield?

In this formula, Specific Yield uses Gross Recharge due to Rainfall, Gross Water Draft, Base Flow into the Stream from the Area, Recharge of Ground Water Body, Net Ground Water Flowing Outside Catchment, Watershed Area & Water Level Fluctuation. We can use 1 other way(s) to calculate the same, which is/are as follows -

Specific Yield = (Possible Recharge+Gross Water Draft)/(Water Level Fluctuation*Watershed Area)

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