Texas Administrative Code
Title 30 - ENVIRONMENTAL QUALITY
Part 1 - TEXAS COMMISSION ON ENVIRONMENTAL QUALITY
Chapter 112 - CONTROL OF AIR POLLUTION FROM SULFUR COMPOUNDS
Subchapter F - REQUIREMENTS IN THE HUTCHINSON COUNTY NONATTAINMENT AREA
Division 5 - REQUIREMENTS FOR THE TOKAI BORGER CARBON BLACK PLANT
Section 112.242 - Control Requirements
Current through Reg. 50, No. 13; March 28, 2025
(a) Hourly mass emissions of sulfur dioxide (SO2), on a block one-hour average, may not exceed the following when Boilers 1 or 2, singly or together, are operating:
(b) If the new flare (EPN New Flare) is not authorized, constructed, and operated, hourly mass emissions of SO2, on a block one-hour average, may not exceed the following when neither Boiler 1 nor 2 is operating:
(c) If New Flare (EPN New Flare) is authorized, constructed, and operated, hourly mass emissions of SO2, on a block one-hour average, may not exceed the following when neither Boiler 1 nor 2 is operating:
(d) Tail gas may only be combusted in a source whose emissions are routed to the Boiler 1 and 2 Common Stack (EPN 119), Plant 1 Dryer Stack (EPN 121), Plant 2 Dryer Stack (EPN 122), Plant 1, Unit 1 Primary Bag Filter Flare (EPN Flare-1), or New Flare (EPN New Flare).
(e) Sulfur or sulfur containing compounds may not be routed to EPN Flare-2, EPN Flare-3, and EPN Flare-4 on or after the compliance date in § 112.248 of this title (relating to Compliance Schedules).
(f) If New Flare (EPN New Flare) is authorized, constructed, and operated, sulfur or sulfur containing compounds may not be routed to the Plant 1, Unit 1 Primary Bag Filter Flare (EPN Flare-1) on or after the compliance date in § 112.248 of this title.
(g) Sulfur or sulfur containing compounds may not be routed to the Plant 1 Number 1 and Number 2 Dryer Purge Stack (EPN 1) and Plant 1 Number 3 and Number 4 Dryer Purge Stack (EPN 3) on or after the compliance date in § 112.248 of this title.
(h) If the New Flare (EPN New Flare) is authorized, constructed, and operated, it must meet the following parameters:
(i) If the New Flare (EPN New Flare) is not authorized, constructed, and operated, tail gas may be routed to the Plant 1, Unit 1 Primary Bag Filter Flare (EPN Flare-1) only when neither Boiler 1 nor 2 is operating.
(j) The owner or operator may request an alternate means of control under the provisions of § 112.232(k) of this title (relating to Control Requirements).