Approved Models
Planning Program Approved Models List
The District requires that all CEQA, NEPA and other modeling use the latest ARB approved version, or alternatives designated by the Air Pollution Control Officer.
The District is requiring the use of the following models:
CALEEMOD Allowed for all projects required for projects with application date* after 7/1/12
URBEMIS 9.x allowed for projects with inital application date* prior to 7/1/2012
EMFAC 2007 (for SIP compliance other versions are acceptable, however only with prior written approval)
All other models shall be the latest approved ARB version
Please contact the District via email or phone (707) 463-4354 with any questions
* refers to application date to lead agency