What government regulations are in place to control air pollution?

The AQI forecast is updated once daily, excluding weekends and holidays. Alternatively, you may call the Air Quality Index Hotline at (800) 249-1234 or (860) ... The daily air quality forecast covers two common air pollutants: Ground-level ozone forms when pollutants from cars, power plants and other sources combine ... Apr 24, 2025 ... How do the numbers work? The index's scale runs from 0 to 500; the higher the number, the worse the air. If the index is registering less than ... The air quality forecast page displays the predicted maximum AQI value for eight Air Quality Health Advisory regions in the State. an online, color-coded index created by the US Environmental Protection Agency (EPA) that communicates whether the relative air quality and air pollution level ... The Daily Air Quality Update is based on the Air Quality Index (AQI), which is the EPA's tool for reporting air quality. The AQI tells you how clean or polluted ... An air quality index (AQI) is an indicator developed by government agencies to communicate to the public how polluted the air currently is or how polluted it is ... Air Quality Index Reports. The AQI reports on five major air pollutants: ozone, particulate matter, sulfur dioxide, carbon monoxide and nitrogen dioxide. An AQI ... The Air Quality Index (AQI) is based on measurements of six pollutants: fine particles (PM 2.5 ), course particles (PM 10 ), ozone, sulfur dioxide, nitrogen ... If you would like to send us a message, please try to use one of the following dedicated contact channels.