GroundRules
40 CFR Table 2 to Subpart CCCC of Part 63: Table 2 to Subpart CCCC of Part 63—Requirements for Performance Tests If You Monitor Brew Ethanol
Where this section sits in the code
- Title 40—Protection of Environment
- CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
- SUBCHAPTER C—AIR PROGRAMS
- PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES
- Subpart CCCC—National Emission Standards for Hazardous Air Pollutants: Manufacturing of Nutritional Yeast
For each fed-batch fermenter for which compliance is determined by monitoring brew ethanol concentration and calculating VOC concentration in the fermenter exhaust according to the procedures in § 63.2161, you must . . . Using . . . According to the following requirements . . .
Measure VOC as propane Method 25A,a or an alternative validated by EPA Method 301 b and approved by the Administrator You must measure the VOC concentration in the fermenter exhaust at any point prior to the dilution of the exhaust stream.
a EPA Test Method 25A is found in appendix A-7 of 40 CFR part 60.
b EPA Test Method 301 is found in appendix A of 40 CFR part 63.
Collected 2026-08-27T02:26:04Z. Source file · JSON