What does a "Poor" Air Quality Index mean?

Watch: With two minute updates, The US EPA PM2.5 Air Quality Index (AQI) is a number used by US government agencies to communicate to the public how ... The Air Quality Index (AQI) is a national index for reporting forecasted and daily air quality. It explains how clean or polluted the air is, and highlights ... A description of the AQI levels and South Coast AQMD recommended cautionary statements can be found at Air Quality Index (PDF, 348kb). Related Information:. The Air Quality Index (AQI) reports daily air quality to tell you how clean your air is and what associated health concerns you should be aware of. We recommend developing a universal AQI (UAQI) with a consistent relationship between colors, concentrations, and toxicity to communicate air pollution risks ... 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 ... What air pollution is reported by the AQI? AQI pollutants include fine particles, ground-level ozone, carbon monoxide, sulfur dioxide and nitrogen dioxide. Fine ... Aug 8, 2023 ... The AQI in Lane county is calculated for two major pollutants regulated by the Clean Air Act: ground-level ozone and particulate matter (PM2.5). air quality at AirNow.gov or during wildfire smoke at wasmoke.blogspot.com. (See Appendix A). Outside Air Quality Index (AQI): PM2.5. Activity. Duration. Good. an online, color-coded index created by the US Environmental Protection Agency (EPA) that communicates whether the relative air quality and air pollution level ...