Convert Acre-Inch to Imperial Gallon
Convert acre-inches to imperial gallons instantly. 1 acre-inch = 22610.6727163255 imperial gallon — use the live calculator, the exact formula, a conversion table and worked examples. Also check the Imperial Gallon to Acre-Inch converter for the reverse conversion.
Units explained
Acre-Inch
An acre-inch is one acre covered to a depth of one inch (102.79 m³), one twelfth of an acre-foot.
Combines the acre and the inch for irrigation accounting.
Used in agricultural irrigation scheduling.
US agriculture.
Imperial Gallon
The imperial gallon is defined as exactly 4.54609 liters.
Set by the British Weights and Measures Act of 1824 as the volume of 10 lb of water.
Used for fuel and beverages in the UK and Commonwealth.
UK, 1824.
Acre-Inch to Imperial Gallon conversion formula
The relationship between acre-inches and imperial gallons:
To convert acre-inches to imperial gallons, multiply the value in acre-inches by 22610.6727163255. To reverse, multiply imperial gallons by 4.42269e-5.
How to use this converter
Type a value into the calculator. The result in imperial gallons updates as you type. Tap a quick value, copy the result with one click, or use the swap arrow to jump straight to the Imperial Gallon to Acre-Inch converter for the reverse direction.
Step-by-step: convert acre-inches to imperial gallons
- Write down the value in acre-inches (ac·in).
- Multiply that value by the factor 22610.6727163255.
- The product is the equivalent value in imperial gallons (gal).
- To reverse, multiply the imperial gallon value by 4.42269e-5.
Worked examples
Example 1 — Convert 1 ac·in to gal:
1 × 22610.6727163255 = 22610.6727163255 gal
Example 2 — Convert 100 ac·in to gal:
100 × 22610.6727163255 = 2261067.2716325456 gal
Acre-Inch to Imperial Gallon conversion table
Standard reference values for converting acre-inches to imperial gallons:
| Acre-Inch [ac·in] | Imperial Gallon [gal] |
|---|---|
| 0.01 | 226.1067271633 |
| 0.1 | 2261.0672716325 |
| 1 | 22610.6727163255 |
| 2 | 45221.3454326509 |
| 3 | 67832.0181489764 |
| 4 | 90442.6908653018 |
| 5 | 113053.3635816273 |
| 10 | 226106.7271632546 |
| 20 | 452213.4543265091 |
| 30 | 678320.1814897638 |
| 40 | 904426.9086530183 |
| 50 | 1130533.6358162728 |
| 100 | 2261067.2716325456 |
| 500 | 1.130534e+7 |
| 1000 | 2.261067e+7 |
Frequently asked questions
How many imperial gallons is 1 acre-inch?
How do I convert acre-inches to imperial gallons?
How do I convert imperial gallons back to acre-inches?
How many imperial gallons is 100 acre-inches?
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Metric / SI (3 units)
US Customary (Liquid) (1 units)
Imperial (UK) (1 units)
Cubic (length-derived) (1 units)
Sources & references
Conversion factor (1 ac·in = 22610.6727163255 gal) verified against the following authoritative sources:
- BIPM — The International System of Units (SI Brochure 9th ed.)
Official BIPM publication defining the seven SI base units (including the meter) and the rules for their use. The global authority on units of measurement.
- NIST — Guide to the SI
US National Institute of Standards and Technology reference covering the SI base and derived units with definitions and usage rules for US technical practice.
- NIST Special Publication 811 — Guide for the Use of the International System of Units
Detailed NIST guide covering exact conversion factors between SI and US customary units along with formatting and rounding conventions.
- NIST — Refinement of values for the yard and pound (Federal Register 1959)
The treaty (signed by US
- International Astronomical Union — System of Astronomical Constants
The IAU defines astronomical units including the AU (149597870700 m exactly) light-year and parsec used in astronomy and astrophysics.