| The Ambient Air Quality Standards for Mississippi are in Regulation APC-S-4. Except for odor, the ambient air quality standards for Mississippi are the Primary and Secondary National Ambient Air Quality Standards (NAAQS) as duly promulgated by the United States Environmental Protection Agency (EPA). EPA has set national air quality standards for six principal air pollutants (also referred to as criteria pollutants): |
 | | nitrogen dioxide (NO2) |
| | ozone (O3) |
| | sulfur dioxide (SO2) |
| | particulate matter (PM) |
| | carbon monoxide (CO) |
| | lead (Pb). |
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| Current Status with Air Quality Standards |
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| Mississippi is currently designated as attainment, that is meeting, all ambient air quality standards. Click here, for more information. |
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| Prevention of Air Pollution Emergency Episodes |
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| Mississippi also has regulations to prevent the excessive buildup of air pollutants during air pollution episodes, thereby preventing the occurrence of an emergency due to the effects of these pollutants on the health of persons. These regulations require action during periods of an Air Pollution Alert, Air Pollution Warning, or Air Pollution Emergency. Regulation APC-S-3 sets forth these requirements. |
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| Air Emissions Standards |
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Mississippi has adopted Federal Standards (New Source Performance Standards, National Emissions Standards for Hazardous Air Pollutants, etc.) by reference. State specific emissions standards for Mississippi are in:
- Regulation APC-S-1 -Air Emission Regulations for the Prevention, Abatement, and Control of Air Contaminants
- Regulation APC-S-8 -Air Toxic Regulations
- For Air Permitting Information, Click HERE
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| Other Links |
2010 MISSISSIPPI DIESEL EMISSIONS REDUCTION ACT GRANTS APPLICATION PACKAGE
CLICK HERE
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National Ambient Air Quality Standards (NAAQS)
Criteria Pollutant Information
Federal Emission Standards |
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