AirNow.gov
WEBAirNow products now reflect the updated Air Quality Index for fine particle pollution. Learn more about the AQI updates.
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.
What is the Air Quality Index? Here's How to Stay Safe - The New York Times
WEBJun 5, 2024 · What is the Air Quality Index? The Air Quality Index measures the density of five pollutants in the air: ground-level ozone, particulates, carbon monoxide, nitrogen dioxide, and...
What Happens When the Air Quality Index Surpasses 500?
WEBJun 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...
AirNow Interactive Map - US EPA
WEBThe air quality forecast is a prediction of the day’s overall AQI issued by state and local air quality forecasters. Each dot on this map represents a city or reporting area that issues a forecast. Read more about the. Click on a dot to see forecast info for …
June 7, 2023 Canada wildfire smoke and US air quality news
WEBJun 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: 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...
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.
Air Quality Index (AQI) Forecast And Current Observations For …
WEBDEC provides daily AQI forecasts for two major pollutants, ground-level ozone and particulate matter, based on EPA's National Ambient Air Quality Standards. The AQI is an 8-hour average for ozone and a 24-hour average for particulate matter. For DEC's current AQI forecasts, visit on.ny.gov/nyaqi.
The Air Quality Index and how to use it, explained - Vox
WEBJun 28, 2023 · The Air Quality Index, set by the Environmental Protection Agency, is your guide to how bad the air quality is outdoors. The data that goes into the Air Quality Index comes from 5,000 air...