The Interagency Workgroup on Air Quality Monitoring (IWAQM) was formed to coordinate the model developing efforts of the Environmental Protection Agency and Federal Land Managers. The goal of this coordination is to be able to recommend and use a consistent and technically sound approaches to air quality monitoring.
Source:U.S. EPA. 1998. Interagency Workgroup on Air Quality Monitoring (IWAQM) Phase 2 Summary Report and Recommendations for Modeling Long Range Transport Impacts. EPA-454/R-98-019. Accessed 11 September 2013. Available online http://www.frames.gov