La. Admin. Code tit. 33 § III-1107

Current through Register Vol. 50, No. 11, November 20, 2024

Section III-1107 - Exemptions

A. Reserved.

B. The opacity standards set forth in LAC 33:III.1101 do not apply to the following:

1. combustion units when combusting only natural gas, carbon monoxide, hydrogen, and/or other gaseous fuels with a carbon to hydrogen molecular ratio of less than 0.34 (e.g., CH₄ equals 0.25, H₂ and CO equal zero). For mixtures of gaseous fuels, the molecular ratio shall be computed based on the volume percent (at standard conditions) of carbon monoxide, hydrogen, and each organic compound in the fuel gas stream;

2. combustion units subject to a federal standard promulgated pursuant to Section 111 of the Clean Air Act that limits average opacity to less than or equal to 20 percent, except for one six-minute period or less per hour;

3. recovery furnaces subject to LAC 33:III.2301.D.4;

4. biomedical waste incinerators subject to LAC 33:III.2511.E.2.f;

5. refuse incinerators subject to LAC 33:III.2521.F.8.e; and

6. crematories subject to LAC 33:III.2531.F.1.

La. Admin. Code tit. 33, § III-1107

Promulgated by the Department of Environmental Quality, Office of Air Quality and Nuclear Energy, Air Quality Division, LR 13:741 (December 1987), amended by the Office of Environmental Assessment, Environmental Planning Division, LR 26:2451 (November 2000), amended by the Office of the Secretary, Legal Affairs Division, LR 31:2438 (October 2005), LR 33:2084 (October 2007), LR 37:1144 (April 2011), Amended by the Office of the Secretary, Legal Division, LR 421659 (10/1/2016).

AUTHORITY NOTE: Promulgated in accordance with R.S. 30:2054.