Air Quality

Prince George’s County leads the way in many efforts to reduce air pollution while alerting employees and citizens to the potential health risks of ground-level ozone and particulate matter. The county is a member of the Clean Air Partners, a public-private partnership aimed at increasing public information about the region’s air pollution problems.
  1. Air Quality & Your Health

    In Prince George’s County and the Washington, D.C. metropolitan area, the 2 most important pollutants that threaten human health are ground-level ozone and particle pollution. If you are a typical adult, you'll breathe in close to 3,500 gallons of air in a single day. If your atmosphere is polluted with ozone and particle pollution, you may see your lung function reduced by as much as 20%.

  2. Air Quality Index

    The Air Quality Index (AQI) is an index used for reporting forecasted and daily air quality. The AQI uses both a color-coded and numerical scale to report how clean or polluted the air is and what associated health effects might be of concern.

  3. Forecasts

    As a participant in Clean Air Partners, the county receives daily forecasts of regional air quality, the county the helps notify citizens and employees when unhealthy air quality is expected through AirAlerts.

  4. Procedures

    The county’s air quality procedure is standard operating procedures that outline the actions that must be taken by various county agencies whenever a code red or code yellow air quality alert is issued by Clean Air Partners.

  5. Regional Ambient Pollutants

    The Environmental Protection Agency (EPA) has set National Ambient Air Quality Standards (NAAQS) for six principal pollutants, which include ozone, particulate matter, carbon monoxide, sulfur oxides, nitrogen oxides and lead.