Liquid application rate.
Gallons per Acre to Gallons per Square Kilometer Converter — gal/ac to gal/km2
Convert Gallon per Acre (gal/ac) to Gallon per Square Kilometer (gal/km2) using the exact conversion factor (1 gallon per acre = 247.1053815 gallon per square kilometer). See the formula, worked examples, and conversion table.
Gallons per Acre to Gallons per Square Kilometer converter
Converter
Agriculture Converter
Convert acres, hectares, yield, seed, fertilizer, irrigation, and application-rate units.
Context values
Some unit families need one extra value for a physically accurate result.
Liquid application rate.
Result = input x 9.35395623e-7 / 3.78541178e-9.
Liquid Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Gallons per Acre to Gallons per Square Kilometer
Gallon per Acre and Gallon per Square Kilometer both measure a farming-related quantity — a land area or an application/yield rate per unit area — used to report crop yields, calculate how much fertilizer or seed a field needs, and plan irrigation. Both are liquid application rate units.
Formula
gallons per square kilometer = gallons per acre × 247.105381467
This factor comes from each unit's defined relationship to the category's base unit: 1 gallon per acre equals 9.353956e-7 base units, and 1 gallon per square kilometer equals 3.785412e-9 base units, so dividing one by the other gives the direct gallon per acre-to-gallon per square kilometer factor of 247.105381467.
Simple example
1 gal/ac × 247.1053815 = 247.1053815 gal/km2
1 gallon per acre = 247.1053815 gallons per square kilometer.
Real-world example
100 gal/ac × 247.1053815 = 24,710.53815 gal/km2
100 gallons per acre = 24,710.53815 gallons per square kilometer.
Conversion table
| Gallon per Acre (gal/ac) | Gallon per Square Kilometer (gal/km2) |
|---|---|
| 1 gal/ac | 247.1053815 gal/km2 |
| 5 gal/ac | 1,235.526907 gal/km2 |
| 10 gal/ac | 2,471.053815 gal/km2 |
| 50 gal/ac | 12,355.26907 gal/km2 |
| 100 gal/ac | 24,710.53815 gal/km2 |
| 500 gal/ac | 123,552.6907 gal/km2 |
Reverse conversion: Gallon per Square Kilometer to Gallon per Acre
247.1053815 gal/km2 × 0.004046856422 = 1 gal/ac
247.1053815 gallons per square kilometer = 1 gallons per acre.
gallons per acre = gallons per square kilometer × 0.0040468564224
For a page dedicated to this direction, see Gallon per Square Kilometer to Gallon per Acre.
Understanding the Gallon per Acre (gal/ac)
Liquid application rate.
Understanding the Gallon per Square Kilometer (gal/km2)
Liquid application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many gallons per square kilometer are in 1 gallon per acre?
1 gallon per acre equals 247.1053815 gallons per square kilometer, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per acre to gallon per square kilometer?
Multiply the gallon per acre value by 247.1053815. The converter above does this instantly to whatever precision you set.
How do I convert gallon per square kilometer back to gallon per acre?
Use the reverse factor: 1 gallon per square kilometer equals 0.0040468564 gallons per acre. You can also use the swap control in the converter above to flip the direction instantly.
What is a gallon per acre?
Gallon per Acre (gal/ac) is a unit of agriculture.
What is a gallon per square kilometer?
Gallon per Square Kilometer (gal/km2) is a unit of agriculture.
Is the gallon per acre to gallon per square kilometer conversion exact?
Yes. Both gallon per acre and gallon per square kilometer are defined by fixed standards rather than physical artifacts, so the factor of 247.1053815 used above is exact to as many digits as you choose to display.
What's the difference between a yield rate and an application rate?
A yield rate describes how much of a crop is harvested per unit of land area (for example, tonnes per hectare). An application rate describes how much of an input like fertilizer or seed is applied per unit of land area. Both are commonly expressed using the same kind of mass-per-area units.