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TITLE 326 AIR POLLUTION CONTROL DIVISION

Final Rule
LSA Document #17-282(F)

DIGEST

Amends 326 IAC 7-4.1-20 concerning the sulfur dioxide emission limitations applicable to the United States Steel-Gary Works (USS) facility. Effective 30 days after filing with the Publisher.


HISTORY
Findings and Determination of the Commissioner Pursuant to IC 13-14-9-8: June 28, 2017, Indiana Register (DIN: 20170628-IR-326170282FDA).
Notice of First Hearing: June 28, 2017, Indiana Register (DIN: 20170628-IR-326170282PHA).
Date of First Hearing: October 11, 2017.


SECTION 1. 326 IAC 7-4.1-20 IS AMENDED TO READ AS FOLLOWS:

326 IAC 7-4.1-20 U.S. Steel-Gary Works sulfur dioxide emission limitations

Authority: IC 13-14-8; IC 13-17-3-4; IC 13-17-3-11
Affected: IC 13-15; IC 13-17

Sec. 20. (a) U. S. Steel-Gary Works, Source Identification Number 00121, shall comply with the following sulfur dioxide emission limitations in pounds per million British thermal units (MMBtu) and pounds per hour when the coke oven gas desulfurization emissions unit is not operating during the following periods:
               
  Emissions Unit Description  Emission Limit lbs/MMBtu  Emission Limit lbs/hour 
  (1) During January through December:     
    (A) Turboblower Boiler House Boiler No. 6  0.115  81.7 
    (B) No. 4 Boiler House Boiler Nos. 1, 2, and 3:     
      (i) During periods when Blast Furnace No. 13 Stoves are combusting blast furnace gas:     
        (AA) When three (3) boilers are operating  0.115  172.5 total 
        (BB) When two (2) boilers are operating  0.173  172.5 total 
        (CC) When one (1) boiler is operating  0.345  172.5 total 
      (ii) During periods when Blast Furnace No. 13 Stoves are not combusting blast furnace gas and Hot Strip Mill Waste Heat Boiler Nos. 1 and 2 are combusting coke oven gas:     
        (AA) When three (3) boilers are operating  0.200  300.0 total 
        (BB) When two (2) boilers are operating  0.300  300.0 total 
        (CC) When one (1) boiler is operating  0.600  300.0 total 
      (iii) During periods when Blast Furnace No. 13 Stoves are not combusting blast furnace gas and Hot Strip Mill Waste Heat Boiler Nos. 1 and 2 are not combusting coke oven gas:     
        (AA) When three (3) boilers are operating  0.195  293.0 total 
        (BB) When two (2) boilers are operating  0.293  293.0 total 
        (CC) When one (1) boiler is operating  0.586  293.0 total 
    (C) Number 2 Coke Plant Boiler House:     
      (i) Boiler No. 8  1.270  316.2 
      (ii) Boiler No. 9  1.270  298.45 
      (iii) Boiler No. 10  1.270  298.45 
    (D) Coke Oven Underfiring Stacks:     
      (i) Nos. 2 and 3  1.270  251.5 each 
      (ii) Nos. 5 and 7  1.270  158.75 each 
    (E) During periods when the 84-inch Hot Strip Mill Continuous Reheat Furnaces Nos. 1, 2, 3, and 4 are not combusting coke oven gas:     
      (i) Hot Strip Mill Waste Heat Boiler No. 1 or 2  1.270  287.0 
      (ii) Remaining Hot Strip Mill Waste Heat Boiler  0.704  159.0 
    (F) Hot Strip Mill Continuous Reheat Furnace Nos. 1, 2, 3, and 4 during periods when combusting coke oven gas:     
      (i) When four (4) furnaces are operating  0.256  615.0 total 
      (ii) When three (3) furnaces are operating  0.342  615.0 total 
      (iii) When two (2) furnaces are operating  0.513  615.0 total 
      (iv) When one (1) furnace is operating  1.025  615.0 total 
    (G) Number 3 Sinter Plant Windbox Gas Cleaning Systems    260.0 total 
    (H) Coke Oven Gas Desulfurization Facility Tail Gas Incinerator    22.0 
    (I) Blast Furnace Stove Stacks:     
      (i) No. 4  0.115  40.25 total 
      (ii) No. 6  0.115  40.25 total 
      (iii) No. 8  0.115  37.38 total 
    (J) Blast Furnace Stove Stack 13 during periods when combusting blast furnace gas  0.134  93.50 total 
    (K) No. 13 Blast Furnace Casthouse Baghouse during periods when Blast Furnace No. 13 Stoves are combusting blast furnace gas    115.0 
    (L) No. 2 Q-BOP Shop Hot Metal Desulf Baghouse  0.05 pounds per ton hot metal  28.54 
    (M) No. 1 BOP Shop Hot Metal Desulf Baghouse  0.05 pounds per ton hot metal  28.54 
  (2) During specified periods:     
    (A) Turboblower Boiler House Boiler Nos. 1, 2, 3, and 5:     
      (i) During periods when the Hot Strip Mill Waste Heat Boiler Nos. 1 and 2 are not combusting coke oven gas:     
        (AA) January through April:     
          (aa) When four (4) boilers are operating  0.594  974.5 total 
          (bb) When three (3) boilers are operating  0.792  974.5 total 
          (cc) When two (2) boilers or less are operating  1.188  974.5 total 
        (BB) May through October:     
          (aa) When four (4) boilers are operating  1.006  1,650.0 total 
          (bb) When three (3) boilers are operating  1.341  1,650.0 total 
          (cc) When two (2) boilers or less are operating  2.012  1,650.0 total 
        (CC) November through December:     
          (aa) When four (4) boilers are operating  0.384  630.0 total 
          (bb) When three (3) boilers are operating  0.512  630.0 total 
          (cc) When two (2) boilers or less are operating  0.768  630.0 total 
      (ii) During periods when the Hot Strip Mill Waste Heat Boiler Nos. 1 and 2 are combusting coke oven gas:     
        (AA) January through April:     
          (aa) When four (4) boilers are operating  0.625  1,025.0 total 
          (bb) When three (3) boilers are operating  0.833  1,025.0 total 
          (cc) When two (2) boilers or less are operating  1.250  1,025.0 total 
        (BB) May through October:     
          (aa) When four (4) boilers are operating  0.994  1,630.0 total 
          (bb) When three (3) boilers are operating  1.325  1,630.0 total 
          (cc) When two (2) boilers or less are operating  1.988  1,630.0 total 
        (CC) November through December:     
          (aa) When four (4) boilers are operating  0.351  575.0 total 
          (bb) When three (3) boilers are operating  0.467  575.0 total 
          (cc) When two (2) boilers or less are operating  0.701  575.0 total 
    (B) Number 2 Coke Plant Boiler House Boiler Nos. 4 and 5:     
      (i) January through April  0.444  150.0 total 
      (ii) May through October  0.385  130.0 total 
      (iii) November through December  0.0006  0.203 total 
    (C) Number 2 Coke Plant Boiler House Boiler No. 6:     
      (i) January through April  1.27  214.6 
      (ii) May through October  1.27  214.6 
      (iii) November through December  1.18  200.0 

(b) (a) U.S. Steel-Gary Works, Source Identification Number 00121, shall comply with the following sulfur dioxide emission limitations in pounds per million British thermal units (MMBtu) and pounds per hour: when the coke oven gas desulfurization emissions unit is operating:
           
  Emissions Unit Description  Emission Limit lbs/MMBtu  Emission Limit lbs/hour 
  (1) Turboblower Boiler House:     
    (A) Boilers Nos. 1, 2, 3, and 5:     
      (i) When four (4) boilers are operating  0.427  700.0 total 
      (ii) When three (3) boilers are operating  0.569  700.0 total 
      (iii) When two (2) boilers or less are operating  0.854  700.0 total 
    (B) Boiler No. 6  0.115  81.7 
  (2) Number 4 Boiler House Boiler Nos. 1, 2, and 3:     
    (A) When three (3) boilers are operating  0.353  529.0 total 
    (B) When two (2) boilers are operating  0.529  529.0 total 
    (C) When one (1) boiler is operating  1.058  529.0 total 
  (3) Number 2 Coke Plant Boiler House:     
    (A) Boiler No. 3  0.260  40.6 
    (B) Boiler Nos. 4 and 5  0.260  87.9 total 
    (C) Boiler No. 6  0.260  44.0 
    (D) Boiler No. 7  0.260  42.1 
    (E) Boiler No. 8  0.260  64.7 
    (F) Boiler No. 9  0.260  61.10 
    (G) Boiler No. 10  0.260  61.10 
  (4) Coke Battery Number 2, 3, 5, and 7 Underfiring:     
    (A) Nos. 2 and 3  0.260  51.5 each 
    (B) No. 5  0.270  33.8 
    (C) No. 7  0.260  32.5 
  (5) (3) Blast Furnace Stove Stacks:     
    (A) No. 4  0.115  40.25 total 
    (B) No. 6  0.115  40.25 total 
    (C) No. 8  0.115  37.38 total 
    (D) No. 13  0.134  93.50 total 
  (6) (4) 84-inch Hot Strip Mill:     
    (A) Waste Heat Boiler Nos. 1 and 2  0.260  58.8 each 
    (B) Continuous Reheat Furnaces Nos. 1, 2, 3, and 4:     
      (i) When four (4) furnaces are operating  0.182  436.5 total 
      (ii) When three (3) furnaces are operating  0.243  436.5 total 
      (iii) When two (2) furnaces are operating  0.354  436.5 total 
      (iv) When one (1) furnace is operating  0.728  436.5 total 
  (7) (5) Number 3 Sinter Plant Windbox Gas Cleaning Systems    200 total 
  (8) Coke Oven Gas Desulfurization Facility Tail Gas Incinerator    295 
  (9) (6) No. 13 Blast Furnace Casthouse Baghouse    115 
  (10) (7) No. 2 Q-BOP Shop Hot Metal Desulf Baghouse  0.05 pounds per ton hot metal  28.54 
  (11) (8) No. 1 BOP Shop Hot Metal Desulf Baghouse  0.05 pounds per ton hot metal  28.54 

(c) (b) U.S. Steel-Gary Works shall comply with additional sulfur dioxide emission requirements as follows:
(1) U.S. Steel-Gary Works shall record and make available to IDEM, upon request, process and fuel use information pertaining to each emissions unit, process, or combustion unit identified in this section, including the following:
(A) Identification of the applicable limit.
(B) The amount and type of each fuel used for each emissions unit for each calendar day of operation.
(C) The operating scenario chosen for the U.S. Steel-Gary Works.
(D) The hourly sulfur dioxide emission rate in pounds of sulfur dioxide per hour calculated by dividing the total daily sulfur dioxide emissions in pounds of sulfur dioxide per day by twenty-four (24) hours.
(E) The hourly sulfur dioxide emission rate in pounds of sulfur dioxide per MMBtu for those emissions units with a pounds of sulfur dioxide per MMBtu limit in this rule calculated by dividing the total daily sulfur dioxide emissions in pounds of sulfur dioxide per day by the total heat input per day in MMBtu.
(2) U.S. Steel-Gary Works shall submit an exception report to the department within thirty (30) days of an exceedance of the limitations in this section that includes the following:
(A) Identification of the applicable limit or limits being exceeded.
(B) Identification of any emissions unit exceeding the applicable limit and the dates when the limits were exceeded.
(C) The calculated sulfur dioxide emission rate in pounds per hour for each emissions unit exceeding the limitations for the days that the pounds per hour limitations were exceeded.
(D) The calculated sulfur dioxide emission rate in pounds per MMBtu for each combustion unit, furnace, boiler, or process operation for each emissions unit exceeding the pounds per MMBtu limitations for the days that the limitations were exceeded.
(E) The actual daily fuel usage for each combustion unit, furnace, boiler, or process operation for each emissions unit exceeding the limitations for the days that the limitations were exceeded.
(3) An emission unit shall must burn natural gas only:
(A) if it is not listed in this rule; or
(B) under any operating condition not specifically listed in this rule.
(4) The desulfurization facility is restricted to no more than nine hundred fifty (950) hours of downtime in a calendar year.
(Air Pollution Control Division; 326 IAC 7-4.1-20; filed May 25, 2005, 10:50 a.m.: 28 IR 2962; filed Jan 22, 2018, 3:45 p.m.: 20180221-IR-326170282FRA)


LSA Document #17-282(F)
Findings and Determination of the Commissioner Pursuant to IC 13-14-9-8: 20170628-IR-326170282FDA
Hearing Held: October 11, 2017
Approved by Attorney General: January 10, 2018
Approved by Governor: January 22, 2018
Filed with Publisher: January 22, 2018, 3:45 p.m.
Documents Incorporated by Reference: None Received by Publisher
Small Business Regulatory Coordinator: Angela Taylor, IDEM Small Business Regulatory Coordinator/CTAP Small Business Liaison, IGCN 1316, 100 North Senate Avenue, Indianapolis, IN 46204-2251, (317) 233-0572 or (800) 988-7901, ctap@idem.in.gov
Small Business Assistance Program Ombudsman: Matthew Guell, IDEM Small Business Assistance Program Ombudsman/Business, Agricultural, and Legislative Liaison, IGCN 1301, 100 North Senate Avenue, Indianapolis, IN 46204-2251, (317) 232-8921 or (800) 451-6027, mguell@idem.in.gov

Posted: 02/21/2018 by Legislative Services Agency

DIN: 20180221-IR-326170282FRA
Composed: Apr 29,2024 4:05:09PM EDT
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