Liquid application rate.
Gallons per Square foot to Milliliters per Square Meter Converter — gal/ft2 to mL/m2
Convert Gallon per Square foot (gal/ft2) to Milliliter per Square Meter (mL/m2) using the exact conversion factor (1 gallon per square foot = 40,745.83333 milliliter per square meter). See the formula, worked examples, and conversion table.
Gallons per Square foot to Milliliters 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 0.04074583333 / 1e-6.
Liquid Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Gallons per Square foot to Milliliters per Square Meter
Gallon per Square foot and Milliliter 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
milliliters per square meter = gallons per square foot × 40745.8333333
This factor comes from each unit's defined relationship to the category's base unit: 1 gallon per square foot equals 0.0407458333333 base units, and 1 milliliter per square meter equals 0.000001 base units, so dividing one by the other gives the direct gallon per square foot-to-milliliter per square meter factor of 40745.8333333.
Simple example
1 gal/ft2 × 40745.83333 = 40,745.83333 mL/m2
1 gallon per square foot = 40,745.83333 milliliters per square meter.
Real-world example
100 gal/ft2 × 40745.83333 = 4,074,583.333 mL/m2
100 gallons per square foot = 4,074,583.333 milliliters per square meter.
Conversion table
| Gallon per Square foot (gal/ft2) | Milliliter per Square Meter (mL/m2) |
|---|---|
| 1 gal/ft2 | 40,745.83333 mL/m2 |
| 5 gal/ft2 | 203,729.1667 mL/m2 |
| 10 gal/ft2 | 407,458.3333 mL/m2 |
| 50 gal/ft2 | 2,037,291.667 mL/m2 |
| 100 gal/ft2 | 4,074,583.333 mL/m2 |
| 500 gal/ft2 | 20,372,916.67 mL/m2 |
Reverse conversion: Milliliter per Square Meter to Gallon per Square foot
1 mL/m2 × 0.00002454238675 = 0.0000245424 gal/ft2
1 milliliter per square meter = 0.0000245424 gallons per square foot.
gallons per square foot = milliliters per square meter × 0.0000245423867471
For a page dedicated to this direction, see Milliliter per Square Meter to Gallon per Square foot.
Understanding the Gallon per Square foot (gal/ft2)
Liquid application rate.
Understanding the Milliliter per Square Meter (mL/m2)
Liquid application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many milliliters per square meter are in 1 gallon per square foot?
1 gallon per square foot equals 40,745.83333 milliliters per square meter, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per square foot to milliliter per square meter?
Multiply the gallon per square foot value by 40745.83333. The converter above does this instantly to whatever precision you set.
How do I convert milliliter per square meter back to gallon per square foot?
Use the reverse factor: 1 milliliter per square meter equals 0.0000245424 gallons per square foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a gallon per square foot?
Gallon per Square foot (gal/ft2) is a unit of agriculture.
What is a milliliter per square meter?
Milliliter per Square Meter (mL/m2) is a unit of agriculture.
Is the gallon per square foot to milliliter per square meter conversion exact?
Yes. Both gallon per square foot and milliliter per square meter are defined by fixed standards rather than physical artifacts, so the factor of 40745.83333 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.