How much propane is in a 120 gallon tank?
A standard 120 gallon tank holds 96 gallons of propane and is generally installed for residential hot water or space heating with sufficient storage if you add a range or clothes dryer. Each tank is 54.5” in height and 30” in diameter. Also known as a 420 lb.
Propane weighs 4.24 lbs per gallon so 100 lb capacity tank would hold 23.6 gallons. 4 of 4 found this helpful. Do you?
- A gallon of propane weighs approximately 4.2 lbs. A gallon of propane has a burn rate of approximately 100,000 BTUs (British Thermal Units) per hour. This means that if you run your heater continuously (30,000 BTUs) you will be consuming propane at a rate of about 1/3 gallon per hour.
- 1 gallon of heating oil = 138,500 Btu (distillate fuel with 15 to 500 parts per million sulfur content)
1 barrel of residual fuel oil = 6,287,000 Btu.
1 cubic foot of natural gas = 1,037 Btu.
1 gallon of propane = 91,333 Btu.
- Size and Capacity: This tank is approximately 3 1/2 feet tall/wide by 16 feet long and will hold 800 gallons when filled to 80% capacity. Notes: 1,000 gallon tanks come in either above ground or underground versions. This tank size is appropriate for most houses ranging from 4,500 square feet and up.
An empty 20 lb tank will hold about 4.7 gallons of propane. That is $18.47 at $3.93 per gallon, which is the low quantity price (I just paid $3.44 per gallon when filling several tanks). The exchange is about the same price. Keep in mind this comparison is as if the exchange gives you a FULL tank.
- Gallon is the standard weight term in United States to sale propane. 1 US liquid Gallon is equal to 3.79 litre and 1 litre is equal to 2.2 pound. According to today's rage average rate of propane today was $ 2.36 / Gallon Lets do simple maths here.
- An empty 20 lb tank will hold about 4.7 gallons of propane. That is $18.47 at $3.93 per gallon, which is the low quantity price (I just paid $3.44 per gallon when filling several tanks). The exchange is about the same price. Keep in mind this comparison is as if the exchange gives you a FULL tank.
- Carbon monoxide (CO). This odorless, colorless, and poisonous gas is formed by the combustion of fossil fuels such as gasoline and is emitted primarily from cars and trucks. When inhaled, CO blocks oxygen from the brain, heart, and other vital organs.
Quality Steel Propane Tanks
- stamped on the collar of the tank. For a grill sized tank you simply calculate the tare weight + 20 lbs, and that's how much the tank should weigh when it's full. Most 20 lb tanks have a tare weight of +/- 17 pounds when completely empty. This means a "full" propane tank should weigh about 37 pounds.
- A 420 lb. tank holds 100 gallons of propane. The tank size is approximately 9' 11” long and 37½-” in diameter. A 500 -gallon tank holds 400 gallons of propane.
- Since many grills don't have reliable fuel gauges, knowing how long a propane tank will last is critical. Most gas grills use standard 20-pound propane tanks. On a mid-size barbecue, one tank can usually be counted on to provide between 18-20 hours of grilling time.
Updated: 2nd October 2019