View all text of Subpart X [§ 52.1170 - § 52.1190]
§ 52.1189 - Control strategy: Sulfur dioxide (SO2).
(a) The plan submitted by the State on May 31, 2016 to attain the 2010 1-hour primary sulfur dioxide (SO
(b) This section addresses and satisfies CAA section 172 requirements for the Detroit SO
(1) SO
Table 1 to Paragraph
Unit | SO (lbs/hr) | Boilerhouse 1 (all stacks combined) | 55.00 | Hot Strip Mill—Slab Reheat Furnace 1 | 0.31 | Hot Strip Mill—Slab Reheat Furnace 2 | 0.31 | Hot Strip Mill—Slab Reheat Furnace 3 | 0.31 | Hot Strip Mill—Slab Reheat Furnace 4 | 0.31 | Hot Strip Mill—Slab Reheat Furnace 5 | 0.31 | No. 2 Baghouse | 3.30 | Main Plant Boiler No. 8 | 0.07 | Main Plant Boiler No. 9 | 0.07 | A1 Blast Furnace | 0.00 | B2 Blast Furnace | 40.18 | D4 Blast Furnace | 40.18 | A/B Blast Furnace Flares | 60.19 | D Furnace Flare | 60.19 |
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(ii) Beginning two years after the effective date of the FIP, no owner or operator shall emit SO
(A) Boilerhouse 2 shall emit less than 750.00 lbs/hr unless Boilerhouse 1, A1 Blast Furnace, B2 Blast Furnace, D4 Blast Furnace, A/B Blast Furnace Flares, or D Furnace Flare is operating, in which case it shall emit less than 81.00 lbs/hr.
(B) [Reserved]
(2) Stack restrictions and permit requirements. (i) The owner or operator shall construct a stack for Boilerhouse 2. The stack emission point must be at least 170 feet above ground level. The owner or operator shall submit a construction permit application for the stack to the State of Michigan within 90 days of the effective date of the FIP. Where any compliance obligation under this section requires any other state or local permits or approvals, the owner or operator shall submit timely and complete applications and take all other actions necessary to obtain all such permits or approvals.
(ii) Beginning two years after the effective date of the FIP, no owner or operator shall emit SO
(3) Monitoring requirements. (i) Not later than two years after the effective date of the FIP, the owner or operator shall install and continuously operate an SO
(ii) The owner or operator shall determine SO
(iii) Within 180 days of the installation of the CEMS specified in paragraph (b)(3)(i) of this section, the owner or operator shall perform an initial compliance test for SO
(4) Compliance assurance plan. To determine compliance with the limits in paragraph (b)(1)(i) of this section, the owner or operator shall calculate hourly SO
(5) Recordkeeping. The owner/operator shall maintain the following records continuously for five years beginning on the effective date of the FIP:
(i) All records of production for each affected emission unit.
(ii) All records of hourly emissions calculated in accordance with the CAP.
(iii) In accordance with paragraphs (b)(3) of this section, all CEMS data, including the date, place, and time of sampling or measurement; parameters sampled or measured; and results.
(iv) Records of quality assurance and quality control activities for emission monitoring systems including, but not limited to, any records required by 40 CFR part 60, appendix F Procedure 1.
(v) Records of all major maintenance activities performed on emission units, air pollution control equipment, CEMS, and other production measurement devices.
(vi) Any other records required by the Quality Assurance Requirements for Gas Continuous Emission Monitoring Systems Used for Compliance Determination rule at 40 CFR part 60, appendix F Procedure 1 or the National Emission Standards for Hazardous Air Pollutants for Integrated Iron and Steel Manufacturing Facilities rule at 40 CFR part 63, subpart FFFFF.
(6) Reporting. Beginning on the effective date of the FIP, all reports under this section shall be submitted quarterly to Compliance Tracker, Air Enforcement and Compliance Assurance Branch, U.S. Environmental Protection Agency, Region 5, Mail Code AE-17J, 77 W. Jackson Blvd., Chicago, IL 60604-3590.
(i) The owner or operator shall submit a CAP in accordance with paragraph (b)(4) of this section within 30 days of the effective date of the FIP.
(ii) The owner or operator shall report CEMS data and hourly mass balance calculations quarterly in accordance with CEMS requirements in paragraph (b)(3) of this section and the CAP requirements set forth in paragraph (b)(4) of this section no later than the 30th day following the end of each calendar quarter.
(iii) The owner or operator shall report the results of the initial compliance test for the Boilerhouse 2 stack within 60 days of conducting the test.
(iv) The owner or operator shall submit quarterly excess emissions reports for all units identified in paragraphs (b)(1)(i) and (ii) of this section no later than the 30th day following the end of each calendar quarter. Excess emissions means emissions that exceed the emission limits specified in paragraph (b)(1) of this section. The reports shall include the magnitude, date(s), and duration of each period of excess emissions, specific identification of each period of excess emissions that occurs during all periods of operation including startups, shutdowns, and malfunctions of the unit, the nature and cause of any malfunction (if known), and the corrective action taken, or preventative measures adopted.
(v) The owner or operator of each unit shall submit quarterly CEMS performance reports, to include dates and duration of each period during which the CEMS was inoperative (except for zero and span adjustments and calibration checks), reason(s) why the CEMS was inoperative and steps taken to prevent recurrence, and any CEMS repairs or adjustments no later than the 30th day following the end of each calendar quarter.
(vi) The owner or operator shall also submit results of any CEMS performance tests required by 40 CFR part 60, appendix F, Procedure 1 (e.g., Relative Accuracy Test Audits, Relative Accuracy Audits, and Cylinder Gas Audits) no later than 30 days after the test is performed.
(vii) When no excess emissions have occurred or the CEMS has not been inoperative, repaired, or adjusted during the reporting period, such information shall be stated in the quarterly reports required by paragraphs (b)(6) of this section.
(c) This section addresses and satisfies CAA section 172 requirements for the Detroit SO
(1) SO
(2) Monitoring requirements. The owner or operator shall maintain and operate in a satisfactory manner a device to monitor and record the SO
(d) This section addresses and satisfies CAA section 172 requirements for the Detroit SO
(1) SO
Table 2 to Paragraph
Unit | SO | Time period/operating scenario | “B” Blast Furnace Baghouse Stack | 71.9 lbs/hr | Calendar day average. | “B” Blast Furnace Stove Stack | 38.75 lbs/hr | Calendar day average. | “B” Blast Furnace Baghouse and Stove Stacks (combined) | 77.8 lbs/hr | Calendar day average. | “B” Blast Furnace Baghouse and Stove Stacks (combined) | 340 tons per year | 12-month rolling time period as determined at the end of each calendar month. | “C” Blast Furnace Baghouse Stack | 179.65 lbs/hr | Calendar day average. | “C” Blast Furnace Stove Stack | 193.6 lbs/hr | Calendar day average. | “C” Blast Furnace Baghouse and Stove Stacks (combined) | 271.4 lbs/hr | Calendar day average. | “C” Blast Furnace Baghouse and Stove Stacks (combined) | 1188 tons per year | 12-month rolling time period as determined at the end of each calendar month. |
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(2) Monitoring requirements. The owner or operator shall maintain and operate in a satisfactory manner a device to monitor and record the SO
(e) This section addresses and satisfies CAA section 172 requirements for the Detroit SO
(1) SO
Table 3 to Paragraph
Unit | SO | Time period/operating scenario | Boilers 1, 2, and 3 (combined) | 420 lbs/hr | Daily average. | Boilers 1, 2, and 3 (combined) | 1839.6 tons per year | 12-month rolling time period. | Boilers 1, 2, and 3 and Flares 1 and 2 (combined) | 840 lbs/hr | Daily average. | Boilers 1, 2, and 3 and Flares 1 and 2 (combined) | 2947.7 tons per year | 12-month rolling time period as determined at the end of each calendar month. |
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(ii) [Reserved]
(2) Monitoring requirements. (i) The owner or operator shall maintain and operate in a satisfactory manner a device to monitor and record the SO
(ii) The owner or operator shall verify compliance with the emission limits for Boilers 1, 2 and 3 and Flares 1 and 2 (combined) by following the procedures and methodologies contained in the document entitled “Protocol for Demonstrating Continuous Compliance with the Emission Limitations of ROP MI-ROP-N6631-2004” dated May 31, 2011, or subsequent revisions to this document approved by EPA.