Watch: With two minute updates, PurpleAir sensors are small, easy to install and require only power and WiFi.

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, …

Real time measurement of air quality on a public map. Useful to community scientists or air quality professionals alike, PurpleAir sensors are easy to install, requiring only a power outlet and WiFi.

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 …

Oct 13, 2021 · This guide serves as a starting point for using the PurpleAir Map. In it, you’ll find information regarding using and interpreting the map. Map Marker Every PurpleAir sensor on …

Mar 22, 2022 · Worried About Your Air Quality? Monitor the Particulate Matter levels around the world with our free, real-time PurpleAir Map or join PurpleAir's mission to make air quality data …

Sep 18, 2023 · The PurpleAir Map is a real-time, free air quality map that you can use to view the air quality of specific areas worldwide. The data we collect comes from PurpleAir air quality …

Jul 21, 2022 · The PurpleAir Map supports a graph feature that can be used to easily view data from sensors. This is useful when looking to understand the recent history of a device and its …

Nov 9, 2022 · The PurpleAir interactive air quality map is an web application that displays a network of community-owned, Purple Air sensors for mass concentrations of PM1.0, PM2.5, …

Jan 5, 2025 · Looking at the Purple Air real-time map, I have noticed PM2.5 goes to hell with dangerous readings in most population centers starting about an hour after sunset across the …