DOI: 10.1029/2004jd005609
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Abstract: [1] Regional source attribution is conducted for fine particulate sulfate at Big Bend National Park, Texas, using a comprehensive regional air quality model, Community Multiscale Air Quality model augmented with the Model of Aerosol Dynamics, Reaction, Ionization and Dissolution (CMAQ-MADRID), as part of the Big Bend Regional Aerosol Visibility and Observational (BRAVO) Study. The overall PM 2.5 sulfate load at Big Bend National Park over the 9 July to 28 October 1999 period is attributed as follows: 31% to M…

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