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  2. Community Multiscale Air Quality Modeling System (CMAQ)

CMAQ Models

Discover the many capabilities of the CMAQ modeling family.


Image shows five stock photographs in an overlaid ensemble, where each image reflects a source of natural emissions that is considered by CMAQ: lightning, sea spray, wildfire, soil dust, and vegetation.

CMAQ-ISAM

Learn more about CMAQ's Integrated Source Apportionment Method (ISAM) for attribution of pollutant concentrations to specific emissions sources.

Vir-Clar Farms

CMAQ-DDM-3D

Read about how the Decoupled Direct Method in Three Dimensions (DDM-3D) can be used for sensitivity testing.

Sun over fluffy clouds.

WRF-CMAQ

Learn how the Weather Research and Forecasting (WRF) model provides meteorological information for CMAQ

Clouds seen from above.

MPAS-CMAQ

Prepare for the next generation of meteorological modeling in CMAQ with Model for Prediction Across Scales (MPAS) 

Community Multiscale Air Quality Modeling System (CMAQ)

  • Learn About CMAQ
    • CMAQ's Purpose
    • CMAQ 25th Anniversary
    • Overview of Science Processes
    • Browse CMAQ Applications
  • CMAQ Models
    • CMAQ-ISAM
    • CMAQ-DDM-3D
    • WRF-CMAQ
    • MPAS-CMAQ
  • Download CMAQ
    • Model Source Code
    • Documentation
    • Resources/Utilities for Model Users
  • CMAQ Research
    • Research Highlights
    • CRACMM
    • How to Cite CMAQ
    • Publications and Peer Review
  • CMAQ Community
    • CMAQ User Community
    • Opportunities for Collaboration
    • CMAQ Webinars
    • CMAQ Community Survey Results
  • Download Data
    • Download CMAQ data
    • Test Cases
    • EPA'S Air Quality Time Series (EQUATES) Project
  • About Us
  • Frequent Questions
Contact Us about the Community Multiscale Air Quality Modeling System
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on July 25, 2024
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