Gallon Equivalents for Gaseous Fuels.

  1. Law
  2. CFR 49
  3. Transportation
  4. Other Regulations Relating to Transportation
  5. National Highway Traffic Safety Administration, Department of Transportation
  6. Manufacturing Incentives for Alternative Fuel Vehicles
  7. Gallon Equivalents for Gaseous Fuels.

Checkout our iOS App for a better way to browser and research.

§ 538.8 Gallon Equivalents for Gaseous Fuels.

The gallon equivalent of gaseous fuels, for purposes of calculations made under 49 U.S.C. 32905, are listed in Table I:

Expand Table

Table I - Gallon Equivalent Measurements for Gaseous Fuels per 100 Standard Cubic Feet

Fuel Gallon equivalent measurement
Compressed Natural Gas 0.823
Liquefied Natural Gas 0.823
Liquefied Petroleum Gas (Grade HD-5)* 0.726
Hydrogen 0.259
Hythane (Hy5) 0.741

* Per gallon unit of measure.


Download our app to see the most-to-date content.