Initial Compliance With Emission Limitations

As stated in § 63.9330, you must demonstrate initial compliance with each emission limitation that applies to you according to the following table: For the . . . You have demonstrated initial compliance if . . . 1. CO or THC concentration emission limitation The first 4-hour rolling average CO or THC concentration is 20 ppmvd or less, corrected to 15 percent O 2 content if CEMS are installed or the average of the test run averages during the performance test is 20 ppmvd or less, corrected to 15 percent O 2 content. 2. CO or THC percent reduction emission limitation The first 4-hour rolling average reduction in CO or THC is 96 percent or more, dry basis, corrected to 15 percent O 2 content. [68 FR 28785, May 27, 2003, as amended at 85 FR 34348, June 3, 2020]