PurpleAir is a air quality monitoring tool that provides measurements of air quality at real time. The sensors use a fan to push air pass the laser to cause reflections of the particles in the air, which resembles smoke, dust, or other particles. PurpleAir sensors can be installed anywhere as long as a power outlet and WiFi is available to contribute to the PurpleAir Map. The map uses your personal location to describe if your air quality is satisfactory, acceptable, have healthy effects, or an emergency evacuation.
CalEnviroScreen 3.0 is a community healthy screening tool developed through the the California Environmental Protection Agency to track air pollution. The visual provides you with a color-coded map that identifies the quality of air by inserting a certain location or area.
Los Angeles Times: Risks of Freeway is a tool that allows individuals to insert an address to identify the near by freeways and the traffic pollution that affects the near by community.