How does traffic congestion affect air quality?

View All Events. X (formerly Twitter). Tweets by SouthCoastAQMD. Air Quality Index (AQI) Map. Chrome; Firefox; Safari; Edge. Air Quality Maps. Current Air ... Sep 14, 2017 ... The AQI accounts for five different pollutants, including: 1) ground-level ozone; 2) particle pollution (also known as particulate matter); 3) ... ... quality of life for all Valley residents through effective and cooperative air quality programs ... Air Quality Index for fine particulate matter (PM2.5). Read ... Jan 14, 2025 ... Public health officials say it's hard to predict where ash will travel or how air quality will be affected by harsh winds, but L.A. County ... Sep 22, 2022 ... The greater the density of pollutants in the air, the higher the Air Quality Index (AQI), a scale that runs from zero to 500. An AQI of 50 ... Oct 13, 2017 ... Note: Values above 500 are considered Beyond the AQI. Follow recommendations for the "Hazardous category." See additional information on ... 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 ... 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 ... This standardized system to provide the public with timely and easy-to-understand information on local air quality and whether air pollution levels pose a ... About the European Air Quality Index. Click to download the mobile app for Android or iOS. ☰