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An acre-foot is a unit of volume commonly used in the United States to measure large-scale water resources. It represents the volume of water that would cover one acre of land to a depth of one foot. This calculator converts acre-feet to gallons, which is useful for water management and irrigation planning.
The calculator uses the conversion formula:
Where:
Explanation: The formula first converts acre-feet to cubic feet, then converts cubic feet to gallons.
Details: Accurate volume conversion is essential for water resource management, irrigation planning, reservoir capacity calculations, and water rights allocations.
Tips: Enter the acre-feet value (must be positive). The calculator will automatically compute the equivalent volume in gallons.
Q1: How many gallons are in one acre-foot?
A: One acre-foot equals exactly 325,851.4286 gallons.
Q2: What are common uses for acre-foot measurements?
A: Commonly used for measuring reservoir capacity, irrigation water, and municipal water supply.
Q3: How does this compare to other volume units?
A: 1 acre-foot ≈ 1233.48 cubic meters ≈ 326,000 gallons ≈ 1.233 million liters.
Q4: Why is the acre-foot unit used?
A: It provides a convenient way to relate water volume to land area in agricultural and water management contexts.
Q5: How accurate is this conversion?
A: The conversion is mathematically exact, based on standardized definitions of the units involved.