Air Quality Modeling Guidance and Forms

• Modeling Guidelines for Air Quality Permits (10/15/2018; revised 4/15/2019)
• Emission Point Information Form (D-2573) - Use this form to submit emission point locations and parameters. (3/10/2022)
  • Emission Point Data Instructions (9/25/2023)
• Other Information Guidance for Air Standards Demonstrations (12/12/2018)
• Standard 7 Increments Guidance (4/15/2019)
• PSD Minor Source Baseline Date by County (10/16/2023)
• Leak Detection and Repair (LDAR) Guidelines
• EPA SCRAM (Support Center for Regulatory Atmospheric Modeling) Website
  (EPA permit modeling guidance and clarification memos, default regulatory and alternative model info and codes, etc.)
• Map of South Carolina Class 1 Impact Areas (pdf) Map of SC Class One Impact Areas with 300 km buffer.
• Map of South Carolina Class One Impact Areas with 100 km buffer (pdf)

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