Apr 11, 2017

To best assist our users, we are releasing Version 7.12.1 with new features and functionality that optimize the modeling process to efficiently perform air quality analyses that help address permitting, regulatory, and nuisance issues as well as perform academic research. The new enhancements included in this version maintain BREEZE AERMOD/ISC's status as the most complete air quality modeling system available on the market today.

Version 7.12.1 Updates

Utilize the updates in 7.12.1 to expedite large AERMOD runs and to further optimize the modeling process:

  • Enabled the high-speed parallel version of the latest US EPA AERMOD executable 16216r (Note: Please read the release notes for further details)
  • Added a function to validate specified meteorological data files
  • Added an option to enable users to set up favorite projections  

Read the BREEZE AERMOD 7.12.1 release notes for a complete list of new features 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.