Lift the lid of your tank to check your gauge. The needle will point to your percentage. Make sure to order your next delivery if you are at 30% or below.
Propane tanks are filled to 80% capacity to allow for heat expansion. The table below shows how percentage translates to how much propane is in your tank.
| Gauge % | 20-pound Tank | 120-gallon Tank | 500-gallon Tank | 1,000-gallon Tank |
|---|---|---|---|---|
| 80% | 16 pounds | 96 gallons | 400 gallons | 800 gallons |
| 70% | 14 pounds | 84 gallons | 350 gallons | 700 gallons |
| 60% | 12 pounds | 72 gallons | 300 gallons | 600 gallons |
| 50% | 10 pounds | 60 gallons | 250 gallons | 500 gallons |
| 40% | 8 pounds | 48 gallons | 200 gallons | 400 gallons |
| 30% | 6 pounds | 36 gallons | 150 gallons | 300 gallons |
| 20% | 4 pounds | 24 gallons | 100 gallons | 200 gallons |
| 10% | 2 pounds | 12 gallons | 50 gallons | 100 gallons |