Gallon is a unit of volume. It is an imperial unit and US customary unit of measuring volume. 

There are a few versions of Gallon used currently.

  1. Imperial gallon (imp gal). Where 1 gal = 4.54609 liters. It is used in e UK, Canada, and some Caribbean countries.
  2. US gallon (US gal). Where 1 gal = 231 cubic inches = 3.785411784 liters.
  3. US dry gallon (usdrygal). Where 1 gal = 4.40488377086 L

The US liquid gallon is frequently called simply gallon. Compared to the imperial gallon, the US gallon is about 16.6% lighter than

1 US gal = 8.34 lbs i.e. 1 US gallon is equal to 8.34 pounds at 62 °F 

1 US gal = 3.78 kg i.e. 1 US gallon is equal to 3.78 kilograms at 62 °F 

1 US gal = 128 oz i.e. 1 US gallon is equal to 128 US fluid ounces

1 US gl = 0.003785 m3 i.e. 1 US gallon is equal to 0.003785 Cubic Meters

1 US gal = 0.133681 ft3 i.e. 1 US gallon is equal to 0.133681 Cubic feet/foot

Special case: 

As per the National Conference of Weights & Measurements (NCWM)

1 Gasoline US gal = 2.567 kg i.e. 1 Gasoline US gallon equivalent means 2.567 kilograms

1 Gasoline US gal = 5.660 lb i.e. 1 Gasoline US gallon equivalent means 5.660 pounds

Followings are some frequently asked conversions of US gallons: 

55  gal = 0.208198 m3 i.e. 55 US gallons is equal to 0.208198 Cubic Meters. Note: 55 US gal is a common drum size.

20000 ft3 = 149610.39US gal i.e. 20000 Cubic feet/foot is equal to 149610.39US gallon

25000 ft3 = 187012.99 US gal i.e. 25000 Cubic feet/foot is equal to 187012.99 US gallon

40000 ft3 = 299220.78 US gal i.e. 40000 Cubic feet/foot is equal to 299220.78 US gallon

0.5 US gal = 76.86 oz i.e. 0.5 US gallon is equal to 76.86 US fluid ounces

 

All us-gallon conversions

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