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  • Real-time Air Quality Monitoring by PurpleAir
    Hyper-local, real-time, public air quality map Visualize PM2 5 AQI in your area for free Useful to community scientists or air quality professionals alike, PurpleAir sensors are easy to install, requiring only a power outlet and WiFi
  • Real-Time Interactive Map by PurpleAir
    Watch: With two minute updates, PurpleAir sensors are small, easy to install and require only power and WiFi
  • Worldwide, Ranked Data by PurpleAir
    Watch: With two minute updates, live PurpleAir data from thousands of sensors around the world
  • PurpleAir Develop
    PurpleAir DevelopPurpleAir, Inc © 2025 | Please read our terms of service, data license, data attribution and privacy policy | Visit the API Docs, PurpleAir
  • PurpleAir Map Guide - Real-Time Map - PurpleAir Community
    Names of countries, cities, roads, and more appear on the PurpleAir map as well as air quality data The “Show Place Names on Top” option is used to choose whether or not these names appear on top of or below map markers
  • Air Quality Monitor | AQI PM2. 5 Indoor Outdoor Sensor - PurpleAir
    The PurpleAir Classic air quality monitor is the original and popular PurpleAir sensor It measures real-time PM2 5 concentrations for residential, commercial, or industrial use and can be installed indoors or outdoors
  • US EPA PM2. 5 Air Quality Standards Interactive Map by PurpleAir
    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 polluted the air currently is or how polluted it is forecast to become
  • Purpleair | Weather Underground
    Air pollution experts affiliated with Weather Underground have evaluated several air pollution monitoring devices and have determined that the PurpleAir PA-II is the best device for most people




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