Liquid application rate.
Gallons per Acre to Quarts per Square foot Converter — gal/ac to qt/ft2
Convert Gallon per Acre (gal/ac) to Quart per Square foot (qt/ft2) using the exact conversion factor (1 gallon per acre = 0.0000918274 quart per square foot). See the formula, worked examples, and conversion table.
Gallons per Acre to Quarts 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 9.35395623e-7 / 0.01018645833.
Liquid Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Gallons per Acre to Quarts per Square foot
Gallon per Acre and Quart 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
quarts per square foot = gallons per acre × 0.0000918273645546
This factor comes from each unit's defined relationship to the category's base unit: 1 gallon per acre equals 9.353956e-7 base units, and 1 quart per square foot equals 0.0101864583333 base units, so dividing one by the other gives the direct gallon per acre-to-quart per square foot factor of 0.0000918273645546.
Simple example
1 gal/ac × 0.00009182736455 = 0.0000918274 qt/ft2
1 gallon per acre = 0.0000918274 quarts per square foot.
Real-world example
100 gal/ac × 0.00009182736455 = 0.0091827365 qt/ft2
100 gallons per acre = 0.0091827365 quarts per square foot.
Conversion table
| Gallon per Acre (gal/ac) | Quart per Square foot (qt/ft2) |
|---|---|
| 1 gal/ac | 0.0000918274 qt/ft2 |
| 5 gal/ac | 0.0004591368 qt/ft2 |
| 10 gal/ac | 0.0009182736 qt/ft2 |
| 50 gal/ac | 0.0045913682 qt/ft2 |
| 100 gal/ac | 0.0091827365 qt/ft2 |
| 500 gal/ac | 0.0459136823 qt/ft2 |
Reverse conversion: Quart per Square foot to Gallon per Acre
0.0000918274 qt/ft2 × 10890 = 1.000000386 gal/ac
0.0000918274 quarts per square foot = 1.000000386 gallons per acre.
gallons per acre = quarts per square foot × 10890
For a page dedicated to this direction, see Quart per Square foot to Gallon per Acre.
Understanding the Gallon per Acre (gal/ac)
Liquid application rate.
Understanding the Quart per Square foot (qt/ft2)
Liquid application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many quarts per square foot are in 1 gallon per acre?
1 gallon per acre equals 0.0000918274 quarts per square foot, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per acre to quart per square foot?
Multiply the gallon per acre value by 0.00009182736455. The converter above does this instantly to whatever precision you set.
How do I convert quart per square foot back to gallon per acre?
Use the reverse factor: 1 quart per square foot equals 10,890 gallons per acre. You can also use the swap control in the converter above to flip the direction instantly.
What is a gallon per acre?
Gallon per Acre (gal/ac) is a unit of agriculture.
What is a quart per square foot?
Quart per Square foot (qt/ft2) is a unit of agriculture.
Is the gallon per acre to quart per square foot conversion exact?
Yes. Both gallon per acre and quart per square foot are defined by fixed standards rather than physical artifacts, so the factor of 0.00009182736455 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.