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Area Designations for 2006 24-Hour Fine Particle (PM2.5) Standards

Where You Live

The links on this page will direct you to information about designations recommendations for the fine particle standards for where you live, and will provide information about air quality conditions in your area.

State Designations: EPA is in the process of determining compliance with the 24-hour fine particle (PM2.5) standard. The status of this effort is summarized here.

Tribal Designations: EPA is in the process of determining compliance with the 24-hour fine particle (PM2.5) standard. The status of this effort is summarized here.

PM2.5 Conditions
Link to the AIRNow Web site for real-time displays of current ozone and particle pollution.

Webcams - The Effect of Fine Particle Pollution on Visibility Conditions
Link to a number of webcams in urban areas, national parks, and other scenic areas around the country.  Fine particles scatter light and are a principle cause of poor visibility conditions.

Air Quality Forecast
Link to the AIRNow Web site for next-day air quality forecasts for hundreds of American cities.

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