Air Quality Guidance for National Environmental Policy Act Reviews

Using MOVES and EMFAC Emissions Models in NEPA Evaluations provides information for assessing criteria air pollutant impacts.

Reflecting the Revised PM 2.5 National Ambient Air Quality Standard in NEPA Evaluation provides information on how to reflect the revised PM 2.5 National Ambient Air Quality Standard in NEPA evaluations.

• Using the MOVES and EMFAC Emissions Models in NEPA Evaluations (pdf) (678.91 KB)
• Reflecting the Revised PM 2.5 National Ambient Air Quality Standard in NEPA Evaluations (pdf) (92.77 KB)