AP 42, Fifth Edition, Volume I Chapter 1: External Combustion Sources
1.1 Bituminous and Subbituminous Coal Combustion
- Final Section - Supplement E, September 1998 (PDF) (52 pp, 515 K, About PDF)
- Background Document (PDF) (328 pp, 8MB)
1.2 Anthracite Coal Combustion
- Final Section - Supplement B, October 1996 (PDF) (13 pp, 59 K)
- Background Document (PDF) (59 pp, 249 K)
1.3 Fuel Oil Combustion
- Final Section - Supplement E September 1999, corrected May 2010 (PDF) (35 pp, 380 K)
- Background Document - September 1998 (PDF) (268 pp, 900 K)
- Related Information - The data that supports the emissions factors are presented in summary in the background report and are reported more completely in a database. The database is a zipped spreadsheet. (zip) .
1.4 Natural Gas Combustion
- Final Section - Supplement D , July 1998 (PDF) (10 pp, 230 K)
- Background Document (PDF) (48 pp, 225 K)
- Related Information - The data that supports the emissions factors are presented in summary in the background report and are reported more completely in a database. The database is a zipped MS Access file (zip) .
1.5 Liquified Petroleum Gas Combustion
- Final Section - Updated, July 2008 (PDF) (4 pp, 29K)
- Background Document (PDF) (40 pp, 129K)
1.6 Wood Residue Combustion in Boilers
- Final Section - Updated April 2022 (pdf) (20 pp, 400K)
- Background Document (PDF) (37 pp, 72K)
- Related Information - The data that supports the emission factors are presented in summary in the background report and are reported more completely in a database.
The database is a zipped spreadsheet - Wood Residue Combustion (zip)
(457K). This information was updated April 11, 2008 to include process information. None of the emissions factors were changed.
- Update - March 2022
1.7 Lignite Combustion
- Final Section - Supplement E, September 1998 (PDF) (29 pp, 129K)
- Background Document (PDF) (261 pp, 452K)
1.8 Bagasse Combustion in Sugar Mills
- Final Section - Supplement B, October 1996 (PDF) (8 pp, 26K)
- Background Document (PDF) (71 pp, 221K)
1.9 Residential Fireplaces
- Final Section - Supplement B, October 1996 (PDF) (6 pp, 23K)
- Background Document (PDF) (35 pp, 91K)
- Related Information - Residential Wood Stove Technology Review, Volume I, December 1998 (PDF) (43 pp, 113 K) and Appendices (PDF) (184 pp, 365 K)
1.10 Residential Wood Stoves
- Final Section - Supplement B, October 1996 (PDF) (10 pp, 37K)
- Background Document (PDF) (56 pp, 207K)
- Related Information - Residential Wood Stove Technology Review, Volume I, December 1998 (PDF) (43 pp, 113 K) and Appendices (PDF) (184 pp, 365 K)
1.11 Waste Oil Combustion
- Final Section - Supplement B, October 1996 (PDF) (9 pp, 33K)
- Background Document - (PDF) (43 pp, 1M)