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Initial Abstraction given Total Precipitation Formula

GoInitial Abstraction Formula

GoInitial Abstraction given Ratio of Infiltration to Retention Formula

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Initial Abstraction is a parameter that accounts for all losses prior to runoff and consists mainly of interception, infiltration, evaporation, and surface depression storage. Check FAQs

I a = P T - R max

I_a - Initial Abstraction?P_T - Total Precipitation?R_max - Maximum Potential Runoff?

Initial Abstraction given Total Precipitation Example

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Here is how the Initial Abstraction given Total Precipitation equation looks like with Values.

Here is how the Initial Abstraction given Total Precipitation equation looks like with Units.

Here is how the Initial Abstraction given Total Precipitation equation looks like.

5 = 16 - 11

5m³ = 16m³ - 11m³

5 = 16 - 11

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Initial Abstraction given Total Precipitation Solution

Follow our step by step solution on how to calculate Initial Abstraction given Total Precipitation?

FIRST Step Consider the formula

I a = P T - R max

Next Step Substitute values of Variables

∴

I a = 16m³ - 11m³

Next Step Prepare to Evaluate

∴

I a = 16 - 11

LAST Step Evaluate

∴

I a = 5m³

Initial Abstraction given Total Precipitation Formula Elements

Variables

Initial Abstraction

Initial Abstraction is a parameter that accounts for all losses prior to runoff and consists mainly of interception, infiltration, evaporation, and surface depression storage.

Symbol: I_a

Measurement: VolumeUnit: m³

Note: Value can be positive or negative.

Formulas to find Initial Abstraction

Total Precipitation

Total Precipitation is the sum of rainfall and the assumed water equivalent of snowfall for a given year.

Symbol: P_T

Measurement: VolumeUnit: m³

Note: Value should be greater than 0.

Formulas to find Total Precipitation

Maximum Potential Runoff

Maximum Potential Runoff is generated when the movement of water into the soil is slow enough to result in water flow along the land surface and into water bodies.

Symbol: R_max

Measurement: VolumeUnit: m³

Note: Value should be greater than 0.

Formulas to find Maximum Potential Runoff

Other Formulas to find Initial Abstraction

Go Initial Abstraction

I a = P T - F - Q

Go Initial Abstraction given Ratio of Infiltration to Retention

I a = P T - (Q \cdot \frac{S}{F})

Other formulas in Basic Theory category

Go Water Balance Equation for Rainfall

P T = I a + F + Q

Go Actual Infiltration

F = S \cdot (\frac{Q}{P T - I a})

Go Cumulative Infiltration given Total Precipitation

F = P T - I a - Q

Go Equation for Potential Maximum Retention

S = F \cdot (\frac{P T - I a}{Q})

How to Evaluate Initial Abstraction given Total Precipitation?

Initial Abstraction given Total Precipitation evaluator uses Initial Abstraction = Total Precipitation-Maximum Potential Runoff to evaluate the Initial Abstraction, The Initial Abstraction given Total Precipitation formula is defined as the parameter that accounts for all losses prior to runoff and consists mainly of interception, infiltration, evaporation, and surface depression storage. Initial Abstraction is denoted by I_a symbol.

How to evaluate Initial Abstraction given Total Precipitation using this online evaluator? To use this online evaluator for Initial Abstraction given Total Precipitation, enter Total Precipitation (P_T) & Maximum Potential Runoff (R_max) and hit the calculate button.

FAQs on Initial Abstraction given Total Precipitation

What is the formula to find Initial Abstraction given Total Precipitation?

The formula of Initial Abstraction given Total Precipitation is expressed as Initial Abstraction = Total Precipitation-Maximum Potential Runoff. Here is an example- 5 = 16-11.

How to calculate Initial Abstraction given Total Precipitation?

With Total Precipitation (P_T) & Maximum Potential Runoff (R_max) we can find Initial Abstraction given Total Precipitation using the formula - Initial Abstraction = Total Precipitation-Maximum Potential Runoff.

What are the other ways to Calculate Initial Abstraction?

Here are the different ways to Calculate Initial Abstraction-

Initial Abstraction=Total Precipitation-Cumulative Infiltration-Direct Surface Runoff
Initial Abstraction=Total Precipitation-(Direct Surface Runoff*Potential Maximum Retention/Cumulative Infiltration)

Can the Initial Abstraction given Total Precipitation be negative?

Yes, the Initial Abstraction given Total Precipitation, measured in Volume can be negative.

Which unit is used to measure Initial Abstraction given Total Precipitation?

Initial Abstraction given Total Precipitation is usually measured using the Cubic Meter[m³] for Volume. Cubic Centimeter[m³], Cubic Millimeter[m³], Liter[m³] are the few other units in which Initial Abstraction given Total Precipitation can be measured.

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Initial Abstraction given Total Precipitation Formula

​GoInitial Abstraction Formula

​GoInitial Abstraction given Ratio of Infiltration to Retention Formula

Initial Abstraction given Total Precipitation Example

Initial Abstraction given Total Precipitation Solution

Initial Abstraction given Total Precipitation Formula Elements

Other Formulas to find Initial Abstraction

Other formulas in Basic Theory category

How to Evaluate Initial Abstraction given Total Precipitation?

FAQs on Initial Abstraction given Total Precipitation

Variable Name

GoInitial Abstraction Formula

GoInitial Abstraction given Ratio of Infiltration to Retention Formula