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

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

Open Table
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.


Tried the LawStack mobile app?

Join thousands and try LawStack mobile for FREE today.

  • Carry the law offline, wherever you go.
  • Download CFR, USC, rules, and state law to your mobile device.