How many gallon/hour [US] in 1 (cubic km) per year? The answer is 30136604.589366. We assume you are converting between gallon/hour [US] and cubic kilometre/Gregorian year. You can view more details on each measurement unit: gallon/hour [US] or (cubic km) per year The SI derived unit for volume flow rate is the cubic meter/second. 1 cubic meter/second is equal to 951019.38446961 gallon/hour [US], or 0.031556952 (cubic km) per year. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between gallons/hour and cubic kilometres/year. Type in your own numbers in the form to convert the units!
You can do the reverse unit conversion from (cubic km) per year to gallon/hour [US], or enter any two units below:
ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 70 kg, 150 lbs, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!