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Download CMAQ Data

CMAQ input and output files are hosted on the CMAS Data Warehouse Google Drive and Amazon Simple Storage Solution (S3), EPA's Amazon S3, and EPA's Remote Sensing Information Gateway (RSIG). In order to help us prioritize what datasets are shared on this platform, please let us know how you intend to use the downloaded data.

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Download CMAQ Data

Download CMAQ Data

Community Multiscale Air Quality Modeling System (CMAQ)