The GCOS photochemical modeling and analysis tasks are designed to provide technical information related to 8-hour ozone issues in the Gulf Coast area, and specifically to provide a basis for meeting regulatory modeling requirements and for longer-term decision making for the states of Florida, Alabama, Mississippi, and Louisiana.

• Florida Department of Environmental Protection
  
• Alabama Department of Environmental Management
  
• Mississippi Department of Environmental Quality
  
• Louisiana Department of Environmental Quality
  
• Southern Company