Source
40 CFR § 63.459
Scoping language
Flint River Mill. The owner or operator of the pulping system using the kraft process at the manufacturing facility, commonly called Weyerhaeuser Company Flint River Operations, at Old Stagecoach Road, Oglethorpe, Georgia, (hereafter the Site) shall comply with all provisions of this subpart, except as specified in paragraphs (a)(1) through (a)(5) of this section.
(1) The owner or operator of the pulping system is not required to control total HAP emissions from equipment systems specified in paragraphs (a)(1)(i) and (a)(1)(ii) if the owner or operator complies with paragraphs (a)(2) through (a)(5) of this section.
(i) The brownstock diffusion washer vent and first stage brownstock diffusion washer filtrate tank vent in the pulp washing system specified in § 63.443(a)(1)(iii).
(ii) The oxygen delignification system specified in § 63.443(a)(1)(v).
(2) The owner or operator of the pulping system shall control total HAP emissions from equipment systems listed in paragraphs (a)(2)(i) through (a)(2)(ix) of this section as specified in § 63.443(c) and (d) of this subpart no later than April 16, 2002.
(i) The weak liquor storage tank;
(ii) The boilout tank;
(iii) The utility tank;
(iv) The fifty percent solids black liquor storage tank;
(v) The south sixty-seven percent solids black liquor storage tank;
(vi) The north sixty-seven percent solids black liquor storage tank;
(vii) The precipitator make down tanks numbers one, two and three;
(viii) The salt cake mix tank; and
(ix) The NaSH storage tank.
(3) The owner and operator of the pulping system shall operate the Isothermal Cooking system at the site while pulp is being produced in the continuous digester at any time after April 16, 2002.
(i) The owner or operator shall monitor the following parameters to demonstrate that isothermal cooking is in operation:
(A) Continuous digester dilution factor; and
(B) The difference between the continuous digester vapor zone temperature and the continuous digester extraction header temperature.
(ii) The isothermal cooking system shall be in operation when the continuous digester dilution factor and the temperature difference between the continuous digester vapor zone temperature and the continuous digester extraction header temperature are maintained as set forth in Table 2: