Mar 15, 2017

The BREEZE development team is excited to bring you yet another update to BREEZE CALPUFF, the advanced air quality modeling system used for long-range transport and for complex terrain to estimate air pollutant concentrations. The intuitive design of BREEZE CALPUFF provides modelers with tools and functionality to streamline all aspects of their modeling scenario from setting up the model to analyzing the results.

Version 2.4 Updates

Take advantage of these new enhancements to further facilitate the model setup process:

  • Added a feature to input parameters for the radiological decay option, a type of chemical transformation that can be modeled with CALPUFF version 6.42 or later

    chemical transformation - BREEZE CALPUFF 

  • Incorporated the CALPUFF Modeling System Executable Downloader into BREEZE CALPUFF 

Read the BREEZE CALPUFF 2.4 release notes for a full list of enhancements and bug fixes.


In the early 1980s, Trinity Consultants pioneered the development of advanced air dispersion modeling software designed to help environmental professionals perform air quality studies. Today, over 4,000 environmental professionals in more than 90 countries use BREEZE software to assess the impacts of air emissions, fires, and explosion. Our commitment to continuous product improvement and expert technical support remains vital to making BREEZE the market-leading modeling software. In addition to developing and providing sophisticated modeling software programs for a variety of applications, BREEZE also offers quality-assured model-ready meteorological and terrain data, professional training, high-speed modeling solutions, and specialized consulting services.

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