Below are links to air modeling information from various agencies and organizations:

• Federal Agencies and Organizations
• State Agencies and Organizations
• US and International Agencies and Organizations

Federal Agencies and Organizations

• EPA:  Clearinghouse for Inventories and Emissions Factors (CHIEF)
• EPA:  Regional Modeling Contacts
• EPA:  Research Triangle Park Library
• EPA:  Radiation Protection Programs Risk Assessment/Model Software
• EPA:  Chemical Mass Balance (CMB) Model
• EPA Unmix Model
• EPA Positive Matrix Factorization (PMF) Model
• NOAA:  Air Resources Laboratory, Atmospheric Turbulence and Diffusion Division, Air Quality Program
• NOAA:  Air Resources Laboratory
• NOAA:  National Climatic Data Center (NCDC)

• Ozone Transport Assessment Group (OTAG)

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State Government Agencies

• State Government Agencies: Webpages and Contacts

Regional Planning Organizations (RPOs) and Coordinating Authorities

The following links exit the site Exit

• Central States Air Resource Agencies (CenSARA)
• Lake Michigan Air Directors Consortium (LADCO)
• Mid-Atlantic/Northeast Visibility Union (MANE-VU)
• Mid-Atlantic Regional Air Management Association (MARAMA)
• Midwest Regional Planning Organization (MRPO)
• Northeast States Center for a Clean Air Future (NESCAUM)
• Ozone Transport Commission (OTC)
• Southeastern States Air Resource Managers, Inc. (SESARM)
• Western Regional Air Partnership (WRAP)
• Western States Air Resources Council (WESTAR)

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U.S. and International Agencies/Organizations The following links exit the site Exit

• Air and Waste Management Association (AWMA)
• American Meteorological Society (AMS)
• Environment and Climate Change Canada: Air
• Environment and Climate Change: Air Quality Modeling
• European Topic Center on Air and Climate Change (ETC/ACC)
• National Library for the Environment  (Currently unavailable)
• NSW Environmental Protection Authority (Australia)

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