Liquid application rate.
Gallons per Square Meter to Cubic Meters per Acre Converter — gal/m2 to m3/ac
Convert Gallon per Square Meter (gal/m2) to Cubic Meter per Acre (m3/ac) using the exact conversion factor (1 gallon per square meter = 15.31901799 cubic meter per acre). See the formula, worked examples, and conversion table.
Gallons per Square Meter to Cubic Meters per Acre 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 0.003785411784 / 0.0002471053815.
Liquid Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Gallons per Square Meter to Cubic Meters per Acre
Gallon per Square Meter and Cubic Meter per Acre 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 acre = gallons per square meter × 15.3190179895
This factor comes from each unit's defined relationship to the category's base unit: 1 gallon per square meter equals 0.003785411784 base units, and 1 cubic meter per acre equals 0.000247105381467 base units, so dividing one by the other gives the direct gallon per square meter-to-cubic meter per acre factor of 15.3190179895.
Simple example
1 gal/m2 × 15.31901799 = 15.31901799 m3/ac
1 gallon per square meter = 15.31901799 cubic meters per acre.
Real-world example
100 gal/m2 × 15.31901799 = 1,531.901799 m3/ac
100 gallons per square meter = 1,531.901799 cubic meters per acre.
Conversion table
| Gallon per Square Meter (gal/m2) | Cubic Meter per Acre (m3/ac) |
|---|---|
| 1 gal/m2 | 15.31901799 m3/ac |
| 5 gal/m2 | 76.59508995 m3/ac |
| 10 gal/m2 | 153.1901799 m3/ac |
| 50 gal/m2 | 765.9508995 m3/ac |
| 100 gal/m2 | 1,531.901799 m3/ac |
| 500 gal/m2 | 7,659.508995 m3/ac |
Reverse conversion: Cubic Meter per Acre to Gallon per Square Meter
15.31901799 m3/ac × 0.06527833577 = 1 gal/m2
15.31901799 cubic meters per acre = 1 gallons per square meter.
gallons per square meter = cubic meters per acre × 0.0652783357709
For a page dedicated to this direction, see Cubic Meter per Acre to Gallon per Square Meter.
Understanding the Gallon per Square Meter (gal/m2)
Liquid application rate.
Understanding the Cubic Meter per Acre (m3/ac)
Liquid application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic meters per acre are in 1 gallon per square meter?
1 gallon per square meter equals 15.31901799 cubic meters per acre, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per square meter to cubic meter per acre?
Multiply the gallon per square meter value by 15.31901799. The converter above does this instantly to whatever precision you set.
How do I convert cubic meter per acre back to gallon per square meter?
Use the reverse factor: 1 cubic meter per acre equals 0.0652783358 gallons per square meter. You can also use the swap control in the converter above to flip the direction instantly.
What is a gallon per square meter?
Gallon per Square Meter (gal/m2) is a unit of agriculture.
What is a cubic meter per acre?
Cubic Meter per Acre (m3/ac) is a unit of agriculture.
Is the gallon per square meter to cubic meter per acre conversion exact?
Yes. Both gallon per square meter and cubic meter per acre are defined by fixed standards rather than physical artifacts, so the factor of 15.31901799 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.