Air Permit Modeling

For More Information

If none of the resources on this page answer your questions, or if you need more information, please send the Modeling Section an email.

  1. Document Resources
  2. Helpful Links

Forms & Documents

Permit Modeling Information

  1. Modeling Example Protocol (PDF)
  2. Modeling Protocol Guidance Document (PDF)

Minor Source Baseline Dates

  1. Minor Source Baseline Date Memo (PDF)
  2. NO2 Baseline Map (PDF)
  3. PM-10 Baseline Map (PDF)
  4. PM-2.5 Baseline Map (PDF)
  5. SO2 Baseline Map (PDF)

PSD Permit Additional Impacts Tools

  1. A Screening Procedure for Impacts of Air Pollution Sources on Plants, Soils and Animals (PDF)
  2. Workbook for Visual Impact Screening and Analysis (VISCREEN) (PDF)

Environmental Protection Agency (EPA) Modeling Memos & Guidance

  1. 2-26-10 Model Clearinghouse Review of Modeling Procedures for Demonstrating Compliance with PM-2.5 NAAQS (PDF)
  2. 3-1-11 Additional Clarification on Application of Modeling Guidance for the 1-Hour NO2 National Ambient Air Quality Standard (PDF)
  3. 3-2-12 Haul Road Workgroup Final Report Submission to EPA-OAQPS (PDF)
  4. 3-23-10 Modeling Procedures for Demonstrating Compliance with PM-2.5 NAAQS (PDF)
  5. 3-24-11 Area Designations for the 2010 Revised Primary Sulfur Dioxide National Ambient Air Quality Standards (PDF)
  6. 6-29-10 Guidance Concerning the Implementation of the 1-Hour NO2 NAAQS for the Prevention of Significant Deterioration Program (PDF)
  7. 8-23-10 Guidance Concerning the Implementation of the 1-Hour SO2 NAAQS for the Prevention of Significant Deterioration Program (PDF)