Liquid application rate.
Gallons per Square mile to Gallons per Square Kilometer Converter — gal/mi2 to gal/km2
Convert Gallon per Square mile (gal/mi2) to Gallon per Square Kilometer (gal/km2) using the exact conversion factor (1 gallon per square mile = 0.3861021585 gallon per square kilometer). See the formula, worked examples, and conversion table.
Gallons per Square mile 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 1.46155566e-9 / 3.78541178e-9.
Liquid Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Gallons per Square mile to Gallons per Square Kilometer
Gallon per Square mile 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 square mile × 0.386102158542
This factor comes from each unit's defined relationship to the category's base unit: 1 gallon per square mile equals 1.461556e-9 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 square mile-to-gallon per square kilometer factor of 0.386102158542.
Simple example
1 gal/mi2 × 0.3861021585 = 0.3861021585 gal/km2
1 gallon per square mile = 0.3861021585 gallons per square kilometer.
Real-world example
100 gal/mi2 × 0.3861021585 = 38.61021585 gal/km2
100 gallons per square mile = 38.61021585 gallons per square kilometer.
Conversion table
| Gallon per Square mile (gal/mi2) | Gallon per Square Kilometer (gal/km2) |
|---|---|
| 1 gal/mi2 | 0.3861021585 gal/km2 |
| 5 gal/mi2 | 1.930510793 gal/km2 |
| 10 gal/mi2 | 3.861021585 gal/km2 |
| 50 gal/mi2 | 19.30510793 gal/km2 |
| 100 gal/mi2 | 38.61021585 gal/km2 |
| 500 gal/mi2 | 193.0510793 gal/km2 |
Reverse conversion: Gallon per Square Kilometer to Gallon per Square mile
0.3861021585 gal/km2 × 2.58998811 = 0.9999999999 gal/mi2
0.3861021585 gallons per square kilometer = 0.9999999999 gallons per square mile.
gallons per square mile = gallons per square kilometer × 2.58998811034
For a page dedicated to this direction, see Gallon per Square Kilometer to Gallon per Square mile.
Understanding the Gallon per Square mile (gal/mi2)
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 square mile?
1 gallon per square mile equals 0.3861021585 gallons per square kilometer, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per square mile to gallon per square kilometer?
Multiply the gallon per square mile value by 0.3861021585. The converter above does this instantly to whatever precision you set.
How do I convert gallon per square kilometer back to gallon per square mile?
Use the reverse factor: 1 gallon per square kilometer equals 2.58998811 gallons per square mile. You can also use the swap control in the converter above to flip the direction instantly.
What is a gallon per square mile?
Gallon per Square mile (gal/mi2) 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 square mile to gallon per square kilometer conversion exact?
Yes. Both gallon per square mile and gallon per square kilometer are defined by fixed standards rather than physical artifacts, so the factor of 0.3861021585 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.