Liquid application rate.
Cubic Meters per Square Kilometer to Gallons per Square foot Converter — m3/km2 to gal/ft2
Convert Cubic Meter per Square Kilometer (m3/km2) to Gallon per Square foot (gal/ft2) using the exact conversion factor (1 cubic meter per square kilometer = 0.0000245424 gallon per square foot). See the formula, worked examples, and conversion table.
Cubic Meters per Square Kilometer to Gallons per Square foot 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 1e-6 / 0.04074583333.
Liquid Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Cubic Meters per Square Kilometer to Gallons per Square foot
Cubic Meter per Square Kilometer and Gallon per Square foot 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 foot = cubic meters per square kilometer × 0.0000245423867471
This factor comes from each unit's defined relationship to the category's base unit: 1 cubic meter per square kilometer equals 0.000001 base units, and 1 gallon per square foot equals 0.0407458333333 base units, so dividing one by the other gives the direct cubic meter per square kilometer-to-gallon per square foot factor of 0.0000245423867471.
Simple example
1 m3/km2 × 0.00002454238675 = 0.0000245424 gal/ft2
1 cubic meter per square kilometer = 0.0000245424 gallons per square foot.
Real-world example
100 m3/km2 × 0.00002454238675 = 0.0024542387 gal/ft2
100 cubic meters per square kilometer = 0.0024542387 gallons per square foot.
Conversion table
| Cubic Meter per Square Kilometer (m3/km2) | Gallon per Square foot (gal/ft2) |
|---|---|
| 1 m3/km2 | 0.0000245424 gal/ft2 |
| 5 m3/km2 | 0.0001227119 gal/ft2 |
| 10 m3/km2 | 0.0002454239 gal/ft2 |
| 50 m3/km2 | 0.0012271193 gal/ft2 |
| 100 m3/km2 | 0.0024542387 gal/ft2 |
| 500 m3/km2 | 0.0122711934 gal/ft2 |
Reverse conversion: Gallon per Square foot to Cubic Meter per Square Kilometer
0.0000245424 gal/ft2 × 40745.83333 = 1.00000054 m3/km2
0.0000245424 gallons per square foot = 1.00000054 cubic meters per square kilometer.
cubic meters per square kilometer = gallons per square foot × 40745.8333333
For a page dedicated to this direction, see Gallon per Square foot to Cubic Meter per Square Kilometer.
Understanding the Cubic Meter per Square Kilometer (m3/km2)
Liquid application rate.
Understanding the Gallon per Square foot (gal/ft2)
Liquid application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many gallons per square foot are in 1 cubic meter per square kilometer?
1 cubic meter per square kilometer equals 0.0000245424 gallons per square foot, using the exact defined conversion factor rather than an estimate.
How do I convert cubic meter per square kilometer to gallon per square foot?
Multiply the cubic meter per square kilometer value by 0.00002454238675. The converter above does this instantly to whatever precision you set.
How do I convert gallon per square foot back to cubic meter per square kilometer?
Use the reverse factor: 1 gallon per square foot equals 40,745.83333 cubic meters per square kilometer. You can also use the swap control in the converter above to flip the direction instantly.
What is a cubic meter per square kilometer?
Cubic Meter per Square Kilometer (m3/km2) is a unit of agriculture.
What is a gallon per square foot?
Gallon per Square foot (gal/ft2) is a unit of agriculture.
Is the cubic meter per square kilometer to gallon per square foot conversion exact?
Yes. Both cubic meter per square kilometer and gallon per square foot are defined by fixed standards rather than physical artifacts, so the factor of 0.00002454238675 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.