AirNow.gov
WEBLearn more about the AQI updates. AirNow is your one-stop source for air quality data. Our recently redesigned site highlights air quality in your local area first, while still providing air quality information at state, national, and world views.
131 million in U.S. live in areas with unhealthy pollution ... - NBC News
WEBApr 24, 2024 · The organization’s report — its 25th annual analysis of the “State of the Air” in the country — found that between 2020 and 2022, 131 million people were living in areas with unhealthy levels of...
World's Air Pollution: Real-time Air Quality Index
WEBAir Quality Index (AQI) Calculation. The Air Quality Index is based on measurement of particulate matter (PM 2.5 and PM 10), Ozone (O 3), Nitrogen Dioxide (NO 2), Sulfur Dioxide (SO 2) and Carbon Monoxide (CO) emissions.
June 7, 2023 Canada wildfire smoke and US air quality news
WEBJun 7, 2023 · While a normal AQI is 50, Brooklyn recorded an AQI of 413 and Queens recorded an AQI of 407, marking an 800% increase over what is considered a safe air quality level, Hochul said.
Air quality: Canadian wildfire smoke blankets the U.S. - NBC News
WEBJun 8, 2023 · The air quality index, or AQI, in New York exceeded 340 Wednesday afternoon — making it the city with worst air quality in the world — as smoke from wildfires in eastern Canada wafted into the ...
Worst air in years hits Washington DC and Philadelphia - BBC
WEBAir quality in the US and Canada is the worst in the world today due to smoke billowing from hundreds of fires. ... New York's Department of Education announced the news last night, as Mayor Eric ...
New York City Air Quality Index (AQI) and New York Air …
WEBNew York City Air Quality Index (AQI) is now Moderate. Get real-time, historical and forecast PM2.5 and weather data. Read the air pollution in New York City, New York with AirVisual.
USA Air Quality Index (AQI) and Air Pollution information | IQAir
WEBUSA Air Quality Index (AQI). Read the air pollution in USA, get real-time, historical and forecast PM2.5 and weather data with AirVisual.
June 8, 2023 Canada wildfire smoke and US air quality news
WEBJun 8, 2023 · More than 20 sensors across the area are reporting an Air Quality Index (AQI) of 300 plus, which is considered hazardous for everyone and when all outdoor physical activity should be avoided.
What is the Air Quality Index? Here's How to Stay Safe - The New York Times
WEBJun 5, 2024 · An Air Quality Index number over 100 will trigger an alert for vulnerable groups; levels over 300 will prompt alerts about very hazardous conditions for everyone.