Volumetric flow rate.
Gallon per Years to Hectoliter per Years Converter — gal/yr to hL/yr
Convert Gallon per Years (gal/yr) to Hectoliter per Years (hL/yr) using the exact conversion factor (1 gallon per years = 0.0378541178 hectoliter per years). See the formula, worked examples, and conversion table.
Gallon per Years to Hectoliter per Years 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 1.19954924e-10 / 3.16887385e-9.
Flow rate uses cubic meters per second as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Gallon per Years to Hectoliter per Years
Gallon per Years and Hectoliter per Years 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
hectoliter per years = gallon per years × 0.03785411784
This factor comes from each unit's defined relationship to the category's base unit: 1 gallon per years equals 1.199549e-10 base units, and 1 hectoliter per years equals 3.168874e-9 base units, so dividing one by the other gives the direct gallon per years-to-hectoliter per years factor of 0.03785411784.
Simple example
1 gal/yr × 0.03785411784 = 0.0378541178 hL/yr
1 gallon per years = 0.0378541178 hectoliter per years.
Real-world example
60 gal/yr × 0.03785411784 = 2.27124707 hL/yr
60 gallon per years = 2.27124707 hectoliter per years.
Conversion table
| Gallon per Years (gal/yr) | Hectoliter per Years (hL/yr) |
|---|---|
| 0.1 gal/yr | 0.0037854118 hL/yr |
| 1 gal/yr | 0.0378541178 hL/yr |
| 10 gal/yr | 0.3785411784 hL/yr |
| 60 gal/yr | 2.27124707 hL/yr |
| 100 gal/yr | 3.785411784 hL/yr |
| 1,000 gal/yr | 37.85411784 hL/yr |
Reverse conversion: Hectoliter per Years to Gallon per Years
0.0378541178 hL/yr × 26.41720524 = 0.9999999989 gal/yr
0.0378541178 hectoliter per years = 0.9999999989 gallon per years.
gallon per years = hectoliter per years × 26.4172052358
For a page dedicated to this direction, see Hectoliter per Years to Gallon per Years.
Understanding the Gallon per Years (gal/yr)
Volumetric flow rate.
Understanding the Hectoliter per Years (hL/yr)
Volumetric flow rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many hectoliter per years are in 1 gallon per years?
1 gallon per years equals 0.0378541178 hectoliter per years, using the exact defined conversion factor rather than an estimate.
How do I convert gallon per years to hectoliter per years?
Multiply the gallon per years value by 0.03785411784. The converter above does this instantly to whatever precision you set.
How do I convert hectoliter per years back to gallon per years?
Use the reverse factor: 1 hectoliter per years equals 26.41720524 gallon per years. You can also use the swap control in the converter above to flip the direction instantly.
What is a gallon per years?
Gallon per Years (gal/yr) is a unit of flow rate.
What is a hectoliter per years?
Hectoliter per Years (hL/yr) is a unit of flow rate.
Is the gallon per years to hectoliter per years conversion exact?
Yes. Both gallon per years and hectoliter per years are defined by fixed standards rather than physical artifacts, so the factor of 0.03785411784 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.