AP 42 Update 2001 to Present - Summary of Changes to Sections

The following are summaries of the changes to Sections which will be incorporated into updates since 2001 to the Fifth Edition of AP 42 "Compilation of Air Pollutant Emission Factors Volume I: Stationary Point and Area Sources." In 2001, EPA discontinued publishing supplements to the 5th edition of AP 42.

Update 2001 || Update 2002 || Update 2003 || Update 2004 || Update 2006 || Update 2007 || Update 2008
AP42 Supplements A through F (1996 to 2001)

Updates for 2001

Section 1.6 Waste Residue Combustion
Section 11.1 Hot Mix Asphalt Production
Section 11.12 Concrete Batching

Updates for 2002

Section 10.5 Plywood Manufacturing
Section 10.6.4 Hardboard and Fiberboard
Section 10.6.3 Medium Density Fiberboard
Section 10.6.2 Particleboard
Section 10.6.1 Waferboard/Oriented Strandboard
Section 10.9 Engineered Wood Products Manufacturing
Section 13.2.1 Paved Roads

Updates for 2003

Section 1.6 Wood Residue Combustion in Boilers
Section 9.9.1 Grain Elevators and Processes
Section 12.10 Gray Iron Foundries
Section 13.2.2 Unpaved Roads
Section 13.2.1 Paved Roads

Updates for 2004

Section 11.1 Hot Asphalt Plants
Section 11.19.2 Crushed Stone Processing and Pulverized Mineral Processing
Chapter 15 - Ordnance Detonation - New Chapter
Sections 15.4 Projectiles, Canisters, and Charges - New Section
Sections 15.8 Signals and Simulators - New Section

Updates for 2006

Section 7.1 Organic Liquid Storage Tanks
Section 12.5.1 Steel Minimills
Section 13.2.1 Paved Roads
Section 13.2.2 Unpaved Roads
Section 13.2.4 Aggregate Handling and Storage Piles
Section 13.2.5 Industrial Wind Erosion
Section 15.1 Small Cartridges < 30 mm
Section 15.2 Medium Cartridges 30-75 mm
Section 15.3 Large Cartridges > 75 mm
Section 15.4 Projectiles, Canisters, and Charges
Section 15.5 Grenades
Section 15.6 Rockets, Rocket Motors, and Igniters
Section 15.7 Mines and Smoke Pots
Section 15.8 Signals and Simulators
Section 15.9 Blasting Caps, Demolition Charges, and Detonators

Updates for 2007

Section 4.4 Polyester Resin Plastic Products Fabrication
Section 12.18 Leadbearing Ore, Crushing and Grinding
Section 15.4 Projectiles, Canisters, and Charges
Section 15.10 Fuses and Primers

Updates for 2008

Section 1.5 Liquified Petrolem Gas Combustion
Section 5.2 Transportation and Marketing of Petroleum Liquids
Section 12.2 Coke Production