Liquid application rate.
Gallons per Square mile to Cubic Meters per Square Meter Converter — gal/mi2 to m3/m2
Convert Gallon per Square mile (gal/mi2) to Cubic Meter per Square Meter (m3/m2) using the exact conversion factor (1 gallon per square mile = 1.461556e-9 cubic meter per square meter). See the formula, worked examples, and conversion table.
Gallons per Square mile to Cubic Meters per Square Meter 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 / 1.
Liquid Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Gallons per Square mile to Cubic Meters per Square Meter
Gallon per Square mile and Cubic Meter per Square Meter 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
cubic meters per square meter = gallons per square mile × 1.461556e-9
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 cubic meter per square meter equals 1 base unit, so dividing one by the other gives the direct gallon per square mile-to-cubic meter per square meter factor of 1.461556e-9.
Simple example
1 gal/mi2 × 1.461556e-9 = 1.461556e-9 m3/m2
1 gallon per square mile = 1.461556e-9 cubic meters per square meter.
Real-world example
100 gal/mi2 × 1.461556e-9 = 1.461556e-7 m3/m2
100 gallons per square mile = 1.461556e-7 cubic meters per square meter.
Conversion table
| Gallon per Square mile (gal/mi2) | Cubic Meter per Square Meter (m3/m2) |
|---|---|
| 1 gal/mi2 | 1.461556e-9 m3/m2 |
| 5 gal/mi2 | 7.307778e-9 m3/m2 |
| 10 gal/mi2 | 1.461556e-8 m3/m2 |
| 50 gal/mi2 | 7.307778e-8 m3/m2 |
| 100 gal/mi2 | 1.461556e-7 m3/m2 |
| 500 gal/mi2 | 7.307778e-7 m3/m2 |
Reverse conversion: Cubic Meter per Square Meter to Gallon per Square mile
1.461556e-9 m3/m2 × 684202474.7 = 1.000000232 gal/mi2
1.461556e-9 cubic meters per square meter = 1.000000232 gallons per square mile.
gallons per square mile = cubic meters per square meter × 684202474.691
For a page dedicated to this direction, see Cubic Meter per Square Meter to Gallon per Square mile.
Understanding the Gallon per Square mile (gal/mi2)
Liquid application rate.
Understanding the Cubic Meter per Square Meter (m3/m2)
Liquid application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic meters per square meter are in 1 gallon per square mile?
1 gallon per square mile equals 1.461556e-9 cubic meters per square meter, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per square mile to cubic meter per square meter?
Multiply the gallon per square mile value by 1.461556e-9. The converter above does this instantly to whatever precision you set.
How do I convert cubic meter per square meter back to gallon per square mile?
Use the reverse factor: 1 cubic meter per square meter equals 684,202,474.7 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 cubic meter per square meter?
Cubic Meter per Square Meter (m3/m2) is a unit of agriculture.
Is the gallon per square mile to cubic meter per square meter conversion exact?
Yes. Both gallon per square mile and cubic meter per square meter are defined by fixed standards rather than physical artifacts, so the factor of 1.461556e-9 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.