Real-time Air Index
23:00 18-January-2017
72 Moderate
Primary Pollutant PM2.5
Health effects Air quality is acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of unusually sensitive individuals.
Cautionary Statements The unusually sensitive individuals should consider reducing physical activity outdoors.
Real-time Photos

Real-time concentrations of air pollutants

23:00 18-January-2017
* unit for CO is mg/m3 Pollutant-Specific Breakpoints for the AQI The real-time concentrations of air pollutants have not been verified and are forreference use only.

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The Chart of Real-time Air Index

The latest 24-hour Change of Air Quality Index (AQI)

The latest 30-day Change of Air Quality Index (AQI)