Air Pollution in United States - How to find AQI? The United States Environmental Protection Agency (EPA) has developed an Air Quality Index that is used to report air quality. This AQI is divided into six categories indicating increasing levels of health concern. An AQI value over 300 ...
Chicago, IL, United States 54 Moderate 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. Primary Pollutant:PM2.5 (Particulate matter less ...
Today's Air Quality-Chicago, IL, United States 30 Good Air quality is considered satisfactory, and air pollution poses little or no risk. Primary Pollutant:PM2.5 (Particulate matter less than 2.5 microns) All Pollutants 30 PM2.5 (Particulate matter less than 2....
March 03, 2025 - Real Time Air Quality Index (AQI) or Air Pollution level today. In India is 405 (Severe). In United States is 155 (Unhealthy).
United States (AQI) The United States Environmental Protection Agency (EPA) has developed theAir Quality Index, or AQI that ranges from 0 to 500. The AQI is divided into six categories varying by severity of health concern. An AQI value over 300 represents hazardous air quality and below 50...
C The air quality in the United States has started to decline(下降) over the past few years, according to the Environmental Protection Agency's 2024 “Our Nation's Air"report. The agency reported a nearly 38 percent increase in unhealthy air days nationwide, rising from 596 days in 2022 to...
United States Air Quality Index (US AQI) The US AQI is one of the most widely recognized AQI systems available. The US AQI converts pollutant concentrations into a color-coded scale of 0-500, to easily represent the level of associated health risk. The US AQI’s “Good” ...
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Today's Air Quality-Chicago, IL, United States 49 Good Air quality is considered satisfactory, and air pollution poses little or no risk. Primary Pollutant: PM2.5 (Particulate matter less than 2.5 microns) All Pollutants 49 PM2.5 (Particulate matter less than ...
In current study of approach, AQI (Air Quality Index) is calculated keeping the following measures PM 10, SO2, NH3, PM2.5, CO, particulate matter (PM), NOx and O3, data is publicly available by the Central Pollution Control Board (CPCB) which is the official portal of Government of ...