What are the barriers to implementing effective air quality policies in different regions?

Sep 27, 2023 ... How do I read the AQI? The scale is split into six categories, each with a color and a number corresponding to the amount of pollution in the ... Outdoor Air Quality Health Recommendations Based on Air Quality Index. AQI. Level. General Public. 0 to 50. Good. A great day to be active outside. 51 to 100 ... Get informed and learn how to protect yourself from wildland fire smoke. Learn More. Frequently Asked Questions#. What is the U.S. Air Quality Index(AQI)?. Air Quality Index Reports. The AQI reports on five major air pollutants: ozone, particulate matter, sulfur dioxide, carbon monoxide and nitrogen dioxide. An AQI ... Oct 13, 2017 ... Note: Values above 500 are considered Beyond the AQI. Follow recommendations for the "Hazardous category." See additional information on ... Air Quality Management Division. background top half background bottom half. dial legend. dial arrow. 48. AQI. A description of the AQI levels and South Coast AQMD recommended cautionary statements can be found at Air Quality Index (PDF, 348kb). Related Information:. 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 ... What air pollution is reported by the AQI? AQI pollutants include fine particles, ground-level ozone, carbon monoxide, sulfur dioxide and nitrogen dioxide. Fine ... GoodAQI: Good (0 - 50) Air quality is considered satisfactory, and air pollution poses little or no risk. · Moderate · USG · Unhealthy · Very Unhealthy · Hazardous ...