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  2. Clearinghouse for Inventories and Emissions Factors

Air Emissions Inventories, Modeling, Monitoring and Emissions Factors

Clearinghouse for Inventories and Emissions Factors (CHIEF) is a  collection of EPA resources dealing with air emissions data, estimates, monitoring, reporting, modeling and inventories.  Below are resources available.

  • Air Emissions Inventories

    Learn about the amount and type of pollutants released by humans and natural sources.

    Inventories
  • Air Emissions Modeling

    Find emissions model input based on National Emission Inventory databases.

    Air Emissions Modeling
  • Air Emissions Monitoring Knowledge Base

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    Basic information about monitoring techniques by industry type and control technique.

    MKB

Electronic Reporting of Air Emissions

  • Basic Information about Electronic Reporting
  • Electronic Reporting Tool (ERT)
  • Compliance and Emissions Data Reporting Interface (CEDRI)
  • WebFIRE

Air Emissions Factors and Quantification

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  • Basic Information about Air Emissions Factors
  • AP-42
  • Emissions Factors Estimation Tools
  • Web Factor Information Retrieval System (WebFIRE)

Clearinghouse for Inventories and Emissions Factors

  • CHIEF Home
    • Air Emissions Inventories, Modeling, Monitoring and Emissions Factors
    • CHIEF Archive Search
    • CHIEF Listserv
    • Water 9
Contact Us About Clearinghouse for Inventories and Emissions Factors
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on October 23, 2024
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