Michigan Air Emissions Reporting System
Web Query Utility

• Emissions Inventory Source and Emissions Query Tool
  This query utility allows for searching of total emissions by facility.
  Data is currently available for 1999, 2000, 2001,2002, 2003, 2004, 2005, 2006, and 2007.
   
• Source Classification Code Query Tool
  Use this utility to look up Source Classification Codes
   
• Emission Factor Query Tool
  Use this utility to look up Emissions Factors