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PM 2.5 Inventory Resource Center

This site provides links to resources used for developing PM 2.5 emission inventories.

Getting Started
Introduction to PM2.5 inventories, standards, and data.
Inventory Preparation
Inventory concepts, guidance and procedures.
Emission Estimation Tools and Activity Data.
Emissions QC, Preprocessing and Projections
Quality Control (QC) and model preprocessing resources.
PM Research and Field Studies
Information on ongoing PM2.5 Research Projects.
Recent Additions
The latest on PM2.5 emission inventory guidance, tools, data and conferences.
More EI links
Links to potentially useful web sites.
Site Map
Find your way around the PM2.5 web site.

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

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