A US gallon is a volume unit equal to exactly 231 cubic inches or 3.785411784 liters, mainly used in the United States for liquid measurements.

What does one acre-foot represent?

An acre-foot equals the water volume covering one acre of land to a depth of one foot, about 43,560 cubic feet, commonly used for large water volume quantification.

Why convert gallons to acre-feet?

Converting gallons to acre-feet helps quantify small liquid volumes into large-scale water volumes needed in water resource management and agricultural irrigation planning.

Convert Gallon (US) to Acre-foot Volume Easily Online

Use our online unit converter to quickly change volumes from gallon (US) [gal (US)] to acre-foot [ac*ft]. Ideal for water resource management and irrigation planning conversions.

Gallon (US) [gal (US)]

Acre-foot [ac*ft]

Please check your input. It must be a valid numeric value.

Gallon (US) [gal (US)] to Acre-foot [ac*ft] Conversion Table

Gallon (US) [gal (US)]	Acre-foot [ac*ft]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Gallon (US) [gal (US)] to Acre-foot [ac*ft] Conversion Table
Gallon (US) [gal (US)]	Acre-foot [ac*ft]

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What Is This Tool?

This volume conversion tool translates measurements from the US gallon, a common liquid volume unit, into the acre-foot, a large-scale volume unit used primarily in water resource management. It helps users express small liquid volumes in gallons into significantly larger volumes measured in acre-feet.

How to Use This Tool?

Enter the volume value in gallon (US) units
Select gallon (US) as the from unit and acre-foot as the to unit
Click the convert button to get the volume in acre-feet
Review and utilize the converted value for your application

Key Features

Converts from gallon (US) to acre-foot volume units
Ideal for water management and irrigation volume calculations
Browser-based and easy to use interface
Provides precise large-scale volume conversions
Supports common use cases including fuel, liquid packaging, and water resource metrics

Examples

Convert 1000 gallons (US) into acre-feet to get approximately 0.0030688833 ac*ft
Convert 50000 gallons (US) to find it equals about 0.1534441639 ac*ft

Common Use Cases

Measuring fuel volumes and fuel economy in the US using gallons
Packaging and labeling of consumer liquids such as milk and cooking oils
Quantifying water resources in reservoirs and lakes for resource management
Planning irrigation water allocations for agriculture
Calculating municipal and regional annual water supply volumes

Tips & Best Practices

Ensure accurate input values when entering gallons for precise results
Use the converted acre-foot values for large scale water resource and irrigation projects
Be aware of the regional usage of acre-feet, mostly applicable in the United States
Double-check conversions when working with very small gallon volumes due to decimal precision

Limitations

Conversions from small gallon volumes can result in very small decimal acre-foot values requiring precision
The acre-foot unit is region-specific and mainly used in countries like the United States
This conversion is less relevant where metric volume units are standard

Frequently Asked Questions

What is a US gallon?: A US gallon is a volume unit equal to exactly 231 cubic inches or 3.785411784 liters, mainly used in the United States for liquid measurements.
What does one acre-foot represent?: An acre-foot equals the water volume covering one acre of land to a depth of one foot, about 43,560 cubic feet, commonly used for large water volume quantification.
Why convert gallons to acre-feet?: Converting gallons to acre-feet helps quantify small liquid volumes into large-scale water volumes needed in water resource management and agricultural irrigation planning.

Key Terminology

Gallon (US) [gal (US)]: A unit of volume defined as 231 cubic inches or approximately 3.785 liters, used primarily in the US for liquid measurement.
Acre-foot [ac*ft]: A customary unit of volume representing the water volume covering one acre to the depth of one foot, equal to 43,560 cubic feet.

Quick Knowledge Check

What is the definition of a US gallon?

It is equal to 231 liters

It is exactly 231 cubic inches of volume

It equals one acre-foot

What volume does one acre-foot describe?

Water covering an acre to a depth of one foot

Exact volume of 1000 gallons

Volume of one cubic foot

In which context is converting gallons to acre-foot most useful?

For small scale home cooking

Water resource and irrigation management

Measuring engine oil capacity

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