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Air Quality Division: Permits: Modeling Guidance from EPA and FLMs
Modeling Guidance from EPA and FLMs
40 CFR Part 51 Appendix W (November 2005)
Meteorological Monitoring Guidance for Regulatory Modeling Applications (February 2000)
Ambient Monitoring Guidelines for Prevention of Significant Deterioration (PSD)
PSD Monitoring Quality Assurance Issues Technical Notes
Federal Land Managers’ Air Quality Related Values Work Group (FLAG) Phase I Report-Revised (2010)
Draft Guidance for PM2.5 Permit Modeling
EPA’s Clarification Memos
Clarification on the Use of ASOS Meteorological Data in AERMOD Dispersion Modeling (3-8-2013)
Clarification on AERSCREEN as recommended screening model (4-11-2011)
Additional Clarification Regarding Applicability of Appendix W Modeling Guidance for the 1-hour NO2 NAAQS (3-1-2011)
Applicability of Appendix W Modeling Guidance for the 1-hour SO2 NAAQS (8-23-2010)
Applicability of Appendix W Modeling Guidance for the 1-hour NO2 NAAQS (6-28-2010)
Modeling Procedures for Demonstrating Compliance with PM2.5 NAAQS (3-23-2010)
Clarification on EPA-FLM Recommended Settings for CALMET (8-31-2009)
Clarification on Regulatory Status of CALPUFF for Nearfield Applications (8-14-2008)
Clarification on Regulatory Status of Proprietary Versions of AERMOD (12-11-2007)
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