Volumetric flow rate.
Hectoliter per Years to Gallon per Days Converter — hL/yr to gal/d
Convert Hectoliter per Years (hL/yr) to Gallon per Days (gal/d) using the exact conversion factor (1 hectoliter per years = 0.0723278513 gallon per days). See the formula, worked examples, and conversion table.
Hectoliter per Years to Gallon per Days converter
Converter
Flow Rate Converter
Convert volumetric flow rates across metric, US, imperial, industrial, and scientific units.
Context values
Some unit families need one extra value for a physically accurate result.
Volumetric flow rate.
Result = input x 3.16887385e-9 / 4.38126364e-8.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Hectoliter per Years to Gallon per Days
Hectoliter per Years and Gallon per Days both measure volumetric flow rate — how much volume passes a point over time — used to size pipes and pumps, monitor river or stream discharge, control industrial processes, and set medical infusion rates. Both are volumetric flow rate units.
Formula
gallon per days = hectoliter per years × 0.0723278513202
This factor comes from each unit's defined relationship to the category's base unit: 1 hectoliter per years equals 3.168874e-9 base units, and 1 gallon per days equals 4.381264e-8 base units, so dividing one by the other gives the direct hectoliter per years-to-gallon per days factor of 0.0723278513202.
Simple example
1 hL/yr × 0.07232785132 = 0.0723278513 gal/d
1 hectoliter per years = 0.0723278513 gallon per days.
Real-world example
60 hL/yr × 0.07232785132 = 4.339671079 gal/d
60 hectoliter per years = 4.339671079 gallon per days.
Conversion table
| Hectoliter per Years (hL/yr) | Gallon per Days (gal/d) |
|---|---|
| 0.1 hL/yr | 0.0072327851 gal/d |
| 1 hL/yr | 0.0723278513 gal/d |
| 10 hL/yr | 0.7232785132 gal/d |
| 60 hL/yr | 4.339671079 gal/d |
| 100 hL/yr | 7.232785132 gal/d |
| 1,000 hL/yr | 72.32785132 gal/d |
Reverse conversion: Gallon per Days to Hectoliter per Years
0.0723278513 gal/d × 13.82593264 = 0.9999999997 hL/yr
0.0723278513 gallon per days = 0.9999999997 hectoliter per years.
hectoliter per years = gallon per days × 13.8259326352
For a page dedicated to this direction, see Gallon per Days to Hectoliter per Years.
Understanding the Hectoliter per Years (hL/yr)
Volumetric flow rate.
Understanding the Gallon per Days (gal/d)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many gallon per days are in 1 hectoliter per years?
1 hectoliter per years equals 0.0723278513 gallon per days, using the exact defined conversion factor rather than an estimate.
How do I convert hectoliter per years to gallon per days?
Multiply the hectoliter per years value by 0.07232785132. The converter above does this instantly to whatever precision you set.
How do I convert gallon per days back to hectoliter per years?
Use the reverse factor: 1 gallon per days equals 13.82593264 hectoliter per years. You can also use the swap control in the converter above to flip the direction instantly.
What is a hectoliter per years?
Hectoliter per Years (hL/yr) is a unit of flow rate.
What is a gallon per days?
Gallon per Days (gal/d) is a unit of flow rate.
Is the hectoliter per years to gallon per days conversion exact?
Yes. Both hectoliter per years and gallon per days are defined by fixed standards rather than physical artifacts, so the factor of 0.07232785132 used above is exact to as many digits as you choose to display.
What's the difference between volumetric and mass flow rate?
Volumetric flow rate measures the volume of fluid passing a point per unit time (for example, liters per second). Mass flow rate measures the mass instead. For a fluid of constant density the two are directly proportional, but for compressible fluids like gases, mass flow is often the more meaningful quantity.