40 CFR Part 63, Table 23
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
| Liquid | Shell condition |
|---|---|
| Light rust b | Dense rust | Gunite lined |
| Gasoline | 0.0015 | 0.0075 | 0.15 |
| Single component stocks | 0.0015 | 0.0075 | 0.15 |
| Crude oil | 0.006 | 0.03 | 0.60 |
a Units for average clingage factors are barrels per 1,000 square feet.
b If no specific information is available, these values can be assumed to represent the most common condition of tanks currently in use.