Question: 1 barrel of water is equal to how many litres?
Answer: One barrel equals 42 US gallons or 35 UK (imperial) gallons, orapproximately 159 liters or 9,702 cubic inches (5.6 cubic feet); 6.29 barrels equal one cubic meter and (on average) 7.33 barrels weigh one metric ton (1000 kilograms).