Air Quality Index (AQI) | AirNow.gov
Local air quality can affect our daily lives. Like the weather, it can change from day to day. EPA developed the Air Quality Index, or AQI, to make information available about the health effects of the five most common air pollutants, and how to avoid those effects.
World's Air Pollution: Real-time Air Quality Index
Check out the real-time air pollution map, for more than 80 countries. Can not find your city on the map? The GAIA air quality monitor uses laser particle sensors to measure in real-time PM2.5 and PM10 particle pollution, which is one of the most harmful air pollutants.
World Air Quality Index (AQI) Ranking | IQAir
Keep track of the most polluted cities in the world with our air quality index (AQI) ranking.
USA Air Quality Index (AQI) and Air Pollution information | IQAir
USA Air Quality Index (AQI). Read the air pollution in USA, get real-time, historical and forecast PM2.5 and weather data with AirVisual.
June 7, 2023 Canada wildfire smoke and US air quality news
Jun 7, 2023 · Cities and metro regions across the northeastern United States are experiencing unhealthy air quality, according to data from the US Air Quality Index, as smoke coming from wildfires in...
Air Quality | US EPA - U.S. Environmental Protection Agency
4 days ago · Use the map to see current particle pollution information for your location, fire and smoke locations, Smoke Forecast Outlooks, and to learn what actions you can take to reduce the amount of smoke you breathe in. The U.S. Air Quality …
Poor air quality expected to linger 'the next few days' in ... - NBC News
Jun 28, 2023 · Expectations for the air quality index will reach as high as 200, or "very unhealthy" levels, and Hochul warned that conditions can deteriorate very quickly.
Air quality: Canadian wildfire smoke blankets the U.S. - NBC News
Jun 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...
Air Quality Index Report | US EPA - U.S. Environmental …
Oct 29, 2024 · This report provides Air Quality Index annual summary information, including maximum AQI values and the count of days in each AQI category. Read more about what's in this report. Use the query tool below to get AQI reports for one state, county, or CBSA at a time.
What Happens When the Air Quality Index Surpasses 500?
Jun 9, 2023 · New York City’s smoke-clogged air reached 407 on the Environmental Protection Agency’s 500-point Air Quality Index at one point this week, signifying that pollution levels were “hazardous” and at...