Sensor Map: Eastern Neighborhoods

Particulate Matter 2.5

Particulate matter- basically, airborne dust- can contain heavy metals, detritus from construction materials, particles from diesel gas, and road dust. PM can exacerbate cardiovascular problems, impede lung function and increase susceptibility to respiratory infections.

NO and NO2

Brownish gas that irritates the lungs and can cause lung damage. A product of motor vehicles, electrical utilities, and industrial boilers.


Volatile organic compounds are a major precursor component of ozone.