Air Quality Index (AQI) | AirNow.gov
Every day the Air Quality Index (AQI) tells you how clean or polluted your outdoor air is, along with associated health effects that may be of concern. Local air quality affects how you live and breathe. Like the weather, it can change from day to day or even hour to hour.
AQD | Air Quality Forecasts | ADEQ - azdeq.gov
2024年10月28日 · ADEQ meteorologists issue air quality forecasts for pollutants such as ozone and particulate matter in Maricopa County and some other parts of the state to inform the public when unhealthy pollution levels are anticipated.
AirNow.gov
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.
Hourly Air Quality and Pollution Forecast - aqicn.org
Air Quality Forecasting - also referred as "Atmospheric Dispersion Modeling" is the art of simulating how air pollutants, such as PM 2.5 or Ozone, disperse in the ambient atmosphere. The result of the simulation gives the ambient concentration for each air pollutants, from which the Air Quality Index can be calculated.
AirNow Interactive Map - US EPA
“Ozone and PM” refers to data for Ozone plus PM2.5 plus PM10. Each hour, the highest among these 3 pollutants is displayed for each monitor and each contour. Click on a monitor to reveal …
Air Data: Air Quality Data Collected at Outdoor Monitors Across …
2024年10月29日 · This site provides air quality data collected at outdoor monitors across the United States, Puerto Rico, and the U. S. Virgin Islands. Users can download, output, view or visualize the data.
National Maps | AirNow.gov
The list below shows the areas with the highest NowCast AQI for the current hour. The AirNow system automatically generates this list every hour, based on the areas with the highest NowCast AQI for ozone or particle pollution. Because air quality can change during the day, the areas on this list may change throughout the day, too.
AirNow: Air Quality Index (AQI) Monitoring and Forecasts
AirNow reports current and next-day forecasts for AQI conditions for over 400 cities, as well as nationwide and regional real-time ozone and particle pollution air quality maps, updated hourly, covering 46 states and part of Canada.
AQD | Phoenix Forecast | ADEQ - azdeq.gov
4 天之前 · If you are concerned about air quality this weekend, we recommend using our hourly graphs above to help you plan out your day. Around midday, air pollution levels will be the lowest. Have a great weekend and we'll see you next week. What Flag Should I Fly?
Air Quality Forecast Guidance
Contact OSTI Air Quality Program; FAQs; Report system outages and product loss, send email to: Senior Duty Meteorologist (SDM)