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National Emissions Inventory Input Format (NIF) 3.0 and the NEI Output Format (NOF)

National Emission Inventory (NEI) Input Format Training
NEI Input Format (NIF) Training Session, Updated April 2003 (PDF 500K)
Files Required to Implement the NEI Input Format
NIF Version 3.0 - Updated November 2003
NIF 3.0 Release announcement (PDF 8K)
Information regarding the November 2003 update to the NIF 3.0 (PDF 40K)
NIF 3.0 User Guide Revised November 2003 (Errata Included) (PDF 380K)
NIF 3.0 Specifications
In MS Excel updated November 2003
     Point Sources   (XLS 81K)
     Area and Nonroad Mobile Sources   (XLS 51K)
     On-Road Mobile Sources   (XLS 34K)
     Biogenic Sources   (XLS 28K)

NIF 3.0 Specification
In MS Access revised November 2003. Field typos corrected June 2004

    MS Access2002   (MDB 760K)
    MS Access97   (MDB 306K)
NIF 3.0 Code Tables
In MS Excel revised November 2003
  (XLS 1.5M)
Documentation of NIF 3.0 changes compared to 2.0   (XLS 163K)
Cross-reference list of the Consolidated Emission Reporting Rule (CERR) data elements to NIF 3.0 (PDF 77K)
 
Basic Format & Content Checker 3.1 - Updated Nov 2006
NIF 3.1 Basic Format & Content Checker Software
Create a folder named BFCC31. Download the ZIP file and unzip the files to the BFCC31 folder. If you have an earlier version of BFCC installed on your PC, uninstall it before running setup.exe.
(ZIP 10M)
Updated Code Tables - May 30, 2007
An error was discovered in the pollutant code table of the recently updated codes for the Basic Format Content Checker (BFCC). This error has been corrected. Please replace your code table before using the BFCC.
(MDB 5M)
User's Guide (PDF 1.8M)
Software Training
Basic Format & Content Checker (QA/QC) Training - April 2003 (PDF 28K)
Extended Quality Control Tool - Updated July 14, 2005
Please READ the software update information. (TXT 2K)
NIF 3.0 Extended QC Tool Installation Package, and Practice Files.
July 14, 2005: Minor update to program: Updated code tables were added to the program.
(ZIP 17M)
 
NEI Output Format (NOF) - February 2005
README for NOF (PDF 5K)
NOF 3.0 files - MS Access
  Point Sources (MDB 1.2M)
  Nonpoint Sources (MDB 1.2M)
  Onroad Sources (MDB 1.2M)
  Nonroad Sources (MDB 1.2M)
NOF 3.0 files for developers- MS Excel
  Point Sources (XLS 44K)
  Nonpoint and Nonroad Sources (XLS 30K)
  Onroad Sources (XLS 22K)
 
Additional Resources
Description of the NIF as MS Access shell. (PDF 8K)
State/Local Agency Example of Converting Local Data Format to NIF (PDF 9K)
Explanation of File Formats

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


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