Daily Surface Inflow into Lake Formula

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The Daily Surface Inflow refers to the amount of water that flows into a system, such as a reservoir, lake, or river, from surface sources on a daily basis. Check FAQs
Vis=Vog+Vos+EL+ΔSL+TL-P-Vig
Vis - Daily Surface Inflow?Vog - Daily Seepage Outflow?Vos - Daily Surface Outflow?EL - Daily Lake Evaporation?ΔSL - Increase in Lake Storage in a Day?TL - Daily Transpiration Loss?P - Precipitation?Vig - Daily Groundwater Inflow?

Daily Surface Inflow into Lake Example

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With units
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Here is how the Daily Surface Inflow into Lake equation looks like with Values.

Here is how the Daily Surface Inflow into Lake equation looks like with Units.

Here is how the Daily Surface Inflow into Lake equation looks like.

3Edit=4Edit+2Edit+1958Edit+70Edit+22Edit-50Edit-5Edit
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Daily Surface Inflow into Lake Solution

Follow our step by step solution on how to calculate Daily Surface Inflow into Lake?

FIRST Step Consider the formula
Vis=Vog+Vos+EL+ΔSL+TL-P-Vig
Next Step Substitute values of Variables
Vis=4m³/s+2m³/s+1958mm+70mm+22mm-50mm-5m³/s
Next Step Convert Units
Vis=4m³/s+2m³/s+1.958m+0.07m+0.022m-0.05m-5m³/s
Next Step Prepare to Evaluate
Vis=4+2+1.958+0.07+0.022-0.05-5
LAST Step Evaluate
Vis=3m³/s

Daily Surface Inflow into Lake Formula Elements

Variables
Daily Surface Inflow
The Daily Surface Inflow refers to the amount of water that flows into a system, such as a reservoir, lake, or river, from surface sources on a daily basis.
Symbol: Vis
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value should be greater than 0.
Daily Seepage Outflow
The Daily Seepage Outflow refers to the amount of water that escapes from a system, such as a dam, canal, or reservoir, through porous materials like soil or rock, on a daily basis.
Symbol: Vog
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value should be greater than 0.
Daily Surface Outflow
The Daily Surface Outflow refers to the amount of water that exits a system, such as a reservoir, lake, or river, through surface channels on a daily basis.
Symbol: Vos
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value should be greater than 0.
Daily Lake Evaporation
The Daily Lake Evaporation refers to the amount of water that evaporates from the surface of a lake over the course of a single day.
Symbol: EL
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Increase in Lake Storage in a Day
The Increase in Lake Storage in a Day refers to the net gain in the volume of water stored in a lake over a 24-hour period.
Symbol: ΔSL
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Daily Transpiration Loss
The Daily Transpiration Loss refers to the amount of water that plants lose through the process of transpiration over the course of a single day.
Symbol: TL
Measurement: LengthUnit: mm
Note: Value should be greater than 0.
Precipitation
The Precipitation refers to the primary water input to the hydrologic cycle and is evaluated for all water budget calculations.
Symbol: P
Measurement: LengthUnit: mm
Note: Value can be positive or negative.
Daily Groundwater Inflow
The Daily Groundwater Inflow refers to the amount of groundwater that enters a specific system, such as a sewer system or a water body, on a daily basis.
Symbol: Vig
Measurement: Volumetric Flow RateUnit: m³/s
Note: Value should be greater than 0.

Other formulas in Hydrological Continuity Equation category

​Go Daily Groundwater Inflow
Vig=Vos+Vog+EL+ΔSL+TL-P-Vis
​Go Daily Surface Outflow from Lake
Vos=P+Vis+Vig-Vog-EL-ΔSL-TL

How to Evaluate Daily Surface Inflow into Lake?

Daily Surface Inflow into Lake evaluator uses Daily Surface Inflow = Daily Seepage Outflow+Daily Surface Outflow+Daily Lake Evaporation+Increase in Lake Storage in a Day+Daily Transpiration Loss-Precipitation-Daily Groundwater Inflow to evaluate the Daily Surface Inflow, The Daily Surface Inflow into Lake formula is defined as representing either non-point runoff into the river, or the confluence of streams or rivers not otherwise modeled. Daily Surface Inflow is denoted by Vis symbol.

How to evaluate Daily Surface Inflow into Lake using this online evaluator? To use this online evaluator for Daily Surface Inflow into Lake, enter Daily Seepage Outflow (Vog), Daily Surface Outflow (Vos), Daily Lake Evaporation (EL), Increase in Lake Storage in a Day (ΔSL), Daily Transpiration Loss (TL), Precipitation (P) & Daily Groundwater Inflow (Vig) and hit the calculate button.

FAQs on Daily Surface Inflow into Lake

What is the formula to find Daily Surface Inflow into Lake?
The formula of Daily Surface Inflow into Lake is expressed as Daily Surface Inflow = Daily Seepage Outflow+Daily Surface Outflow+Daily Lake Evaporation+Increase in Lake Storage in a Day+Daily Transpiration Loss-Precipitation-Daily Groundwater Inflow. Here is an example- 9.93 = 4+2+1.958+increase_in_lake_storage+0.022-0.05-5.
How to calculate Daily Surface Inflow into Lake?
With Daily Seepage Outflow (Vog), Daily Surface Outflow (Vos), Daily Lake Evaporation (EL), Increase in Lake Storage in a Day (ΔSL), Daily Transpiration Loss (TL), Precipitation (P) & Daily Groundwater Inflow (Vig) we can find Daily Surface Inflow into Lake using the formula - Daily Surface Inflow = Daily Seepage Outflow+Daily Surface Outflow+Daily Lake Evaporation+Increase in Lake Storage in a Day+Daily Transpiration Loss-Precipitation-Daily Groundwater Inflow.
Can the Daily Surface Inflow into Lake be negative?
No, the Daily Surface Inflow into Lake, measured in Volumetric Flow Rate cannot be negative.
Which unit is used to measure Daily Surface Inflow into Lake?
Daily Surface Inflow into Lake 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 Daily Surface Inflow into Lake can be measured.
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