Hexavalent Chromium ATCM for Decorative and Hard Chrome

Effective Date: October 24, 2007(A)(B)(C)(D)Existing facilities demonstrating compliance with amilligrams per ampere-hour emission limitation specified inTable 93102.4.Facilities that undergo a modification afterOctober 24, 2007.New hexavalent chromium facilities complying with section93102.4(d)(2) or section 93102.6(b)(1)(A) or (C).Facilities that submit an alternative compliance method ormethods for approval as provided in section 93102.4(b)(3).(2) New or modified facilities must conduct the performance testrequired by this section 93102.7 no later than 60 days afterinitial start-up.(3) Existing facilities must conduct the performance test requiredby this section 93102.7 no later than the applicable effectivedate contained in Table 93102.4.(4) The performance test must be conducted using one of theapproved test methods specified in subsection 93102.7(c).The hexavalent chromium emission rate shall be multiplied bythe facility annual permitted ampere-hour usage to determinethe annual emissions of hexavalent chromium for the facility.(5) Facilities do not need to conduct a performance test if thefacility’s annual permitted ampere-hour usage is ≤20,000 andthe facility is located within 330 feet of a sensitive receptor orthe facility’s annual permitted ampere-hour usage is ≤50,000and the facility is located more than 330 feet from a sensitivereceptor that exists on October 24, 2007, and the facility isusing chemical fume suppressants.(6) Trivalent chromium plating facilities meeting the mg/dscmemission rate specified in section 93102.6(a)(1) must conducta performance test to demonstrate compliance with the totalchromium emission rate.(b)Use of previously conducted performance test.A performance test conducted after January 1, 2000 may be usedto satisfy the requirements of this section 93102.7, so long as all ofthe following criteria are met:24