Regulations last checked for updates: Nov 22, 2024

Title 40 - Protection of Environment last revised: Nov 20, 2024
All TitlesTitle 40Chapter IPart 60Subpart OOOObAppendix - Table 4 to Subpart OOOOb of Part 60—Required Minimum SO2 Emission Reduction Efficiency (Zc)
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Appendix - Table 4 to Subpart OOOOb of Part 60—Required Minimum SO2 Emission Reduction Efficiency (Zc)

Table 4 to Subpart OOOOb of Part 60—Required Minimum SO2 Emission Reduction Efficiency (Zc)

H2S content of acid gas (Y),
% 		Sulfur feed rate (X), LT/D
2.0 ≤ X ≤ 5.0 5.0 < X ≤ 15.0 15.0 < X ≤ 300.0 X > 300.0
Y ≥ 5074.085.35X 0.0144Y 0.0128 or 99.9, whichever is smaller.
20 ≤ Y < 5074.085.35X 0.0144Y 0.0128 or 97.5, whichever is smaller97.5
10 ≤ Y < 2074.085.35X 0.0144Y 0.0128 or 90.8, whichever is smaller90.890.8
Y < 1074.074.074.074.0
[89 FR 62917, Aug. 1, 2024]
authority: 42 U.S.C. 7401
source: 36 FR 24877, Dec. 23, 1971, unless otherwise noted.
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