Name of facility : Ford Motor Company Dearborn Assembly Plant Location: 3001 Miller Road Dearborn, Wayne County, Michigan Permit to Install Application Number 454-96C Distance from US/Canada Border : 10 Miles Facility Type and Size: Automotive Paint Shop in an Automobile Assembly Plant Existing source is major for PSD for volatile organic compounds Project is a major modification under PSD for NOx and PM-10 and must meet BACT for these pollutants Sources of Emissions: Increase allowable usage of natural gas from 880 million cubic feet per year to 1600 million cubic feet per year. The natural gas usage increase is spread across the paint curing ovens, paint booth air supply houses, air pollution control equipment, hot water boilers, and space heaters. Type of Fuel: Natural gas Type and quantity of emissions: Change in allowable emission limits: Pollutant Current Permit Proposed Permit Change (Tons/year) (Tons/year) (Tons/year) VOC 1,228.1 prior to 1,231.1 prior to +3.0 prior 5/1/06 5/1/06 to 5/1/06 VOC 1,212.9 on and 1,215.9 on and +3.0 on and after 5/1/06 after 5/1/06 after 5/1/06 PM 10 17.2 18.8 +1.6 NOx 39.7 79.5 +39.8 Controlled Emissions Estimate and Control Technology: Low NOx Burners is proposed as BACT for NOx and natural gas usage as BACT for combustion units. Water wash or dry filter controls are proposed as BACT for PM 10 for coating and sanding operations. Date permit application received by State: October 2, 2001 Stack height and diameter: Stack Heights: 109 - 135 ft. Stack Diameters: 1.5 - 6 ft. Permitting Agency Contact: Lynn Fiedler, Supervisor Permit Section Air Quality Division Department of Environmental Quality P.O. Box 30260 525 West Allegan Lansing, Michigan 48909 (517) 373-7087 Or Steve Zervas Air Quality Division (517) 373-7083 http://www.deq.state.mi.us/aqd Date permit proposal received by USEPA: November 5, 2001 Proposed date of public hearing, if requested: December 12, 2001 Close of public comment period if no hearing requested: December 4, 2001