1. Bob Imhoff, CMAS Director Models-3 Users’ Workshop October 22, 2002
What is CMAS?
Bob Imhoff, CMAS Director
Models-3 Users’ Workshop
October 22, 2002

2. Models-3 CMAS CMAQ ?
What the heck is the difference between CMAQ and CMAS and what is “Models-3” anyway?

3. CMAQ & CMAS
CMAQ (SEE MAC) is the air quality model. (Community Multiscale Air Quality model)
CMAS (SEE MASS) is the technology transfer system. (Community Modeling and Analysis System)

4. Models-3 Models-3 is: Models-3 is not:
EPA’s third-generation multiscale, multimedia, modeling system.
Models-3 is not:
The “old” framework. The old framework is dead.

5. Models-3 Includes
CMAQ
SMOKE
MCIP
MCPL
PAVE

6. Models-3 Associates
MM5
RAMS
EMS 2000
VIS5D