Transcription of TCEQ Air Quality Modeling Guidelines
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Air Quality Modeling Guidelines APDG 6232 Air Permits Division Texas Commission on Environmental Quality November 2019 TCEQ - (APDG 6232v4, Revised 11/19) Air Quality Modeling Guidelines Page i TCEQ - (APDG 6232v4, Revised 11/19) Air Quality Modeling Guidelines Page ii Table of Contents Summary of 1 Glossary of Acronyms and 2 Definitions .. 4 Section I 10 Section II Authority for Requesting Air Quality Impacts Analyses .. 11 Section III Air Quality Analysis .. 11 Air Dispersion Modeling .. 12 Ambient Air 12 Air Quality Analysis Process .. 13 Section IV Conducting the Air Quality Analysis .. 14 Screening Modeling .. 14 Refined 14 Modeling Emissions Inventory .. 14 Preliminary Impact 14 Minor NSR.
• Updates to Appendix R - Secondary Formation of Particulate Matter (PM. 2.5), updated based on draft EPA guidance. November 2019: • Updates to Appendices Q and R based on EPA finalizing guidance on Modeled Emission Rates for Precursors. TCEQ - (APDG 6232v4, Revised 11/19) Air Quality Modeling Guidelines Page 1 of 116
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