Welcome to the CMAS Forum! Here, users and developers can discuss issues related to the U.S. EPA’s CMAQ modeling system and associated software maintained by the U.S. EPA and the CMAS Center. Please review all five steps prior to submitting requests for assistance to the CMAS Center Forum. Sear…

PLEASE READ before posting

Topic		Replies	Views
Getting started with CMAQ CMAQ	3	989	September 16, 2020
About the CMAQ category CMAQ	1	960	May 22, 2023
About the Run Time Errors and Issues category Run Time Errors and Issues	1	637	March 11, 2019
Running CMAQ v.5.3.2 error Run Time Errors and Issues	1	1381	February 17, 2021
CMAQ error [running on test data from EPA] CMAQ	3	332	September 7, 2021