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Indiana Administrative Code (Last Updated: December 20, 2016) |
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Title 326. AIR POLLUTION CONTROL DIVISION |
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Article 326IAC5. OPACITY REGULATIONS |
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Rule 326IAC5-1. Opacity Limitations |
Section 326IAC5-1-2. Opacity limitations
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Opacity from a source or facility shall not exceed any of the following limitations, and, unless otherwise stated, opacity levels shall be observed in accordance with the procedures set forth in section 4 of this rule:
(1) Sources or facilities of opacity located in areas not listed in section 1(c) of this rule shall meet the following limitations:
(A) Opacity shall not exceed an average of forty percent (40%) in any one (1) six (6) minute averaging period.
(B) Opacity shall not exceed sixty percent (60%) for more than a cumulative total of fifteen (15) minutes (sixty (60) readings as measured according to 40 CFR 60, Appendix A, Method 9* or fifteen (15) one (1) minute nonoverlapping integrated averages for a continuous opacity monitor) in a six (6) hour period.
(2) Sources or facilities of opacity located in the areas listed in section 1(c) of this rule shall meet the following limitations:
(A) Opacity shall not exceed an average of thirty percent (30%) in any one (1) six (6) minute averaging period.
(B) Opacity from a facility located in Lake County shall not exceed an average of twenty percent (20%) in any one (1) six (6) minute averaging period unless otherwise specified in 326 IAC 6.8-2. This opacity limit shall supersede the opacity limit contained in clause (A).
(C) Opacity shall not exceed sixty percent (60%) for more than a cumulative total of fifteen (15) minutes (sixty (60) readings as measured according to 40 CFR 60, Appendix A, Method 9* or fifteen (15) one (1) minute nonoverlapping integrated averages for a continuous opacity monitor) in a six (6) hour period.
(3) Opacity from Richmond Power & Light's Coal Boiler No. 1 and Coal Boiler No. 2 shall not exceed an average of thirty percent (30%) in any one (1) six (6) minute averaging period. Effective May 1, 1999, opacity from Richmond Power & Light's Coal Boiler No. 1 and Coal Boiler No. 2 shall not exceed an average of twenty-five percent (25%) in any one (1) six (6) minute averaging period.
(4) Sources and facilities of opacity, for which an alternate opacity limitation has been established under section 5(b) of this rule, shall comply with the limitations in section 5(b) of this rule instead of the limitations in subdivisions (1) and (2).
*This document is incorporated by reference. Copies may be obtained from the Government Printing Office, 732 North Capitol Street NW, Washington, D.C. 20401 or are available for review and copying at the Indiana Department of Environmental Management, Office of Air Quality, Indiana Government Center-North, Tenth Floor, 100 North Senate Avenue, Indianapolis, Indiana 46204. (Air Pollution Control Division; 326 IAC 5-1-2; filed Mar 10, 1988, 1:20 p.m.: 11 IR 2421; filed May 12, 1993, 11:30 a.m.: 16 IR 2364; filed Jun 15, 1995, 1:00 p.m.: 18 IR 2727; errata filed Jul 6, 1995, 5:00 p.m.: 18 IR 2795; filed Jun 19, 1996, 9:00 a.m.: 19 IR 3049; filed Oct 9, 1998, 3:56 p.m.: 22 IR 427; errata filed Dec 12, 2002, 3:35 p.m.: 26 IR 1567; filed Aug 26, 2004, 11:30 a.m.: 28 IR 40; errata filed Jan 2, 2013, 2:19 p.m.: 20130123-IR-326130002ACA)