Oct 01, 2019

We are excited to bring you 3 updates for your air dispersion modeling software. The new enhancements and features in these updates include the latest U.S. EPA 19191 executables ensuring full regulatory compliance. 

BREEZE AERMOD Version 9.0  

Version 9.0 expands the power and flexibility of the software by incorporating features designed to improve model productivity. Among many other enhancements, the latest AERMOD executable includes two enhanced building downwash Alpha options as well as the new Beta RLINE and Alpha RLINEXT roadway sources, the latter of which can be used to model depressed roadways and roadside barriers.

Enhancements include:

  • The latest U.S. EPA AERMOD 19191 executable and U.S. EPA BPIPPRM 19191_DRFT executable, which include the following enhancements:
    • A BETA RLINE roadway source type
    • An ALPHA RLINEXT roadway source type
    • Two enhanced building downwash ALPHA options
    • Enforcement of the use of the ALPHA option for RLINE/RLINEXT/BUOYLINE urban source
    • Enforcement of the use of the ALPHA option for Method 2 particle deposition and Gaseous deposition 
  • The BREEZE-enhanced version and high-speed parallel version of the latest AERMOD executable 19191
  • Increased available memory so that large size image files can be imported

Read the BREEZE AERMOD 9.0 release notes for the complete list.
Check out the new modeling tips and video tutorials.  

Update Today!   


BREEZE AERSCREEN Version 2.0 and BREEZE AERMET Version 8.0 

These new updates incorporate the latest U.S. EPA 19191 executables ensuring full regulatory compliance. 

Read the release notes for more information.

Update Today!   


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.

For more information on BREEZE Software, visit breeze-software.com or email breeze@trinityconsultants.com.