AirNow - NOAA Maps

NOAA Air Quality Forecast Capability >> NOAA Maps
 
 

AQI: Good (0 - 50) AQI: Good (0 - 50)
Air quality is considered satisfactory, and air pollution poses little or no risk.
AQI: Moderate (51 - 100) AQI: Moderate (51 - 100)
Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.
AQI: Unhealthy for Sensitive Groups (101 - 150) AQI: Unhealthy for Sensitive Groups (101 - 150)
Although general public is not likely to be affected at this AQI range, people with lung disease, older adults and children are at a greater risk from exposure to ozone, whereas persons with heart and lung disease, older adults and children are at greater risk from the presence of particles in the air.
AQI: Unhealthy (151 - 200) AQI: Unhealthy (151 - 200)
Everyone may begin to experience health effects members of sensitive groups may experience more serious health effects.
 AQI:Very Unhealthy (201 - 300) AQI: Very Unhealthy (201 - 300)
Health alert: everyone may experience more serious health effects.
AQI: Hazardous(301 - 500) AQI: Hazardous (301 - 500)
Health warnings of emergency conditions. The entire population is more likely to be affected.
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Ozone Graphical Predictions

This map shows predictions of ground level hourly Ozone (O3) concentrations for the continental US, based on a photochemical model. This is a joint NOAA-EPA product of the Air Quality Forecast System by the National Weather Service. This guidance product is for state and local air quality forecasters, but does not constitute an official air quality warning or alert from the National Weather Service. Please refer to your official current air quality forecast which is available at the EPA AirNow web site.

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This page was last updated on Tuesday, November 08, 2016