Draft 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 is offering 60-day public review period that will end on December 17, 2024. Comments can be sent to efcomments@epa.gov. 

Draft AP-42 Chapter 11, Section 7 Emission Factor Summary List

The draft emissions factors for AP-42 Chapter 11, Section 7 can be found in the following spreadsheet:

AP-42 Chapter 11 Section 7 Tables and Draft Factors.xlsx (xlsx) (27.3 KB)

AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing

Draft AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing (pdf) (310.29 KB)

Draft AP-42 Chapter 11, Section 7 - Ceramic Products Manufacturing RLSO (pdf) (507.81 KB)

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:

Reviewed but Not Revised Emission Factors (xlsx) (18.03 KB)