What Is This Tool?
This tool converts flow rates expressed in acre-foot per year into gallon (US) per minute, helping users translate long-term water volume flows into immediate practical flow measurements used in various water resource and engineering applications.
How to Use This Tool?
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Enter the flow value in acre-foot per year you want to convert.
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Select the target unit as gallon (US) per minute.
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Click to perform the conversion and view the result instantly.
Key Features
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Converts volumetric flow rates from acre-foot/year to gallon (US)/minute.
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Supports practical application in water resources, irrigation, HVAC, and plumbing.
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Browser-based and simple to use without requiring installation.
Examples
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Convert 5 acre-foot/year to gallon (US)/minute: 5 × 0.6199633409 = 3.09982 gpm.
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Convert 10 acre-foot/year to gallon (US)/minute: 10 × 0.6199633409 = 6.19963 gpm.
Common Use Cases
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Water-resources planning and reservoir release rate calculations.
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Allocating and managing agricultural surface-water and irrigation rights.
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Forecasting municipal or regional water supply demand over time.
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Specifying pump and irrigation system flow rates in plumbing.
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Rating water flow in HVAC and cooling tower systems.
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Measuring fuel or liquid transfer rates in automotive applications.
Tips & Best Practices
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Ensure the flow rate represents a continuous steady flow over a full year for accuracy.
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Use this conversion to plan water delivery schedules and equipment specifications.
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Be aware of differences in US gallon definitions (liquid vs. dry) when comparing results.
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Consider the tool reliable for translating annual volume flow rates into meaningful minute-based rates.
Limitations
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The conversion assumes continuous steady flow over a year and does not reflect short-term or intermittent variations.
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Differences between liquid and dry US gallon definitions or local unit variations may affect accuracy.
Frequently Asked Questions
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What does acre-foot/year measure?
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Acre-foot/year is a flow rate describing the volume of one acre-foot of water delivered or used over a year, where one acre-foot represents the volume covering one acre to a depth of one foot.
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Why convert acre-foot/year to gallon (US)/minute?
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Converting to gallon (US)/minute translates long-term volume flow into a practical, immediate flow rate useful for operational management, irrigation scheduling, and equipment specification.
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Is the conversion affected by local volume unit differences?
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Yes, differences in US gallon definitions and local unit standards should be considered when applying the conversion results.
Key Terminology
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Acre-foot/year
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A flow rate unit indicating delivery of a volume equal to one acre-foot over the span of one year.
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Gallon (US)/minute
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A volumetric flow rate unit representing how many U.S. liquid gallons pass a point every minute.
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Flow rate
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The measure of volume passing a point or accumulating over a defined period.