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Emission Inventories

Inventory News

May 2015: 2015 Emissions Inventory Conference - Air Quality Challenges: Tackling the Changing Face of Emissions final program, papers, presentations and training are now available.
March 2015: 2011 NEI Version 2 is now available.
March 2015: Air Emissions Reporting Rule is now published

Emission Inventory Data

Earlier Year Summaries

NEI Emission Trends Data

Emission Inventory System

EIS User's Manual

Submitting XML Data to EIS

Exchange Network Web Client

Plans and Documentation

2014 NEI Documentation

2011 NEI Documentation

2008 NEI Documentation

2005 NEI Documentation

2002 NEI Documentation

1999 NEI Documentation

Emission Inventory Resources

Emission Inventory Improvement Program

NEI User's Group Listserv

Emission Inventory Training

Software and Tools

Data Analysis

2011 NEI Report

2008 NEI Report

2002 NEI Booklet

Air Emission Sources (Maps & Charts)

Emission Inventory Tools

EIS Code Tables (including SCCs) (MDB, 5.93 MB)

Facility/Point Bridge Tool (ACCDB, 5.55MB)

Nonpoint/Onroad/Nonroad Bridge Tool (ACCDB, 3.14MB)

Event Bridge Tool (ACCDB, 2.48MB)

Regulations and Guidance

Air Emissions Reporting Requirements (AERR)

Guidance for Implementation of Ozone/PM NAAQS/Regional Haze Regulations

Emissions Statement Requirements Under 8-Hour Ozone NAAQS Implementation(PDF 12K) March 14, 2006

Related Inventory Links

AIR Data Web site

Annual Air Quality Trends Report

National-Scale Air Toxics Assessment (NATA)

Greenhouse Gas Emissions

PM2.5 Emission Inventory Resource Center

Emission Modeling Resources

Emissions Modeling Clearinghouse

Emissions Modeling Software

| Office of Air Quality Planning & Standards | Technology Transfer Network |
| Clearinghouse for Inventories & Emissions Factors |

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