There are 42 US gallons in a barrel of oil.
In 24 hours the station could produce 12 million US gallons (45,000 m3) of water.
Each ship could produce around 90,000 US gallons of fresh water per day.
However, by 1866 the oil barrel was standardized at 42 US gallons.
They require a minimum of 20 US gallons for an adult golden.
The corn ethanol target was 15 billion US gallons by 2015.
By 1872, the standard oil barrel was firmly established as 42 US gallons.
It sold for $850 and got between 30 and 45 miles per US gallon.
The spring's average flow is about 400,000 US gallons per minute (25 m3/s).
Eventually, an estimated 10 billion US gallons (38,000,000 m3) of water filled the mines.