§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:
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.