StacksVerified U.S. regulatory reference

40 CFR Part 60, Table 3

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
H2 S content of acid gas (Y),%Sulfur feed rate (X), LT/D
2.0 ≤ X ≤ 5.05.0 < X ≤ 15.0 | 15.0 < X ≤ 300.0 | X > 300.0
Y ≥ 5079 | 88.51X0.0101 Y0.0125 or 99.9, whichever is smaller.
20 ≤ Y < 5079 | 88.51X0.0101 Y0.0125 or 97.9, whichever is smaller | 97.9
10 ≤ Y < 2079 | 88.51X0.0101 Y0.0125 or 93.5, whichever is smaller | 93.5 | 93.5
Y < 1079 | 79 | 79 | 79

[89 FR 62917, Aug. 1, 2024]