Final Emissions Factors for AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing
Background
EPA's emission factor development team reviews and, if necessary, revises emissions factors for WebFIRE and AP-42. As part of this effort, EPA drafted new and revised emissions factors for AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing on October 18, 2024. The EPA offered a 60-day public review period that ended on December 17, 2024.
AP-42 Chapter 11, Section 7 Emission Factor Summary List
The final emissions factors for AP-42 Chapter 11, Section 7 can be found in the following spreadsheet:
AP-42 Chapter 11 Section 7 Tables and Final Factors.xlsx (xlsx)
AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing
Final AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing (pdf)
Final AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing Draft to Final RLSO (pdf)
Draft AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing (pdf)
Draft AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing RLSO (pdf)
Draft AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing Comments
On October 18, 2024, the EPA posted draft revisions to AP-42 Chapter 11, Section 7 – Ceramic Products Manufacturing, which included new and revised emission factors. The EPA provided a 60-day public review period of the revisions which ended on December 17, 2024. The EPA received one comment.
The comment and EPA's response to comment can be found here:
AP-42 Chapter 11, Section 7 EPA Response to Comment (pdf)
Reviewed but Not Revised Emission Factors
In response to comments received, EPA has reviewed but not revised 8 emission factors for AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing. These emission factors are provided with an explanation of why they were not revised in the spreadsheet below: