How many pollutants are measured under the recently launched National Air Quality Index?

How many pollutants are measured under the recently launched National Air Quality Index?
[A]Six
[B]Seven
[C]Eight
[D]Ten

Eight
Union government has launched the National Air Quality Index (AQI) for monitoring the quality of air in major urban centres across the country on a real-time basis and enhancing public awareness for taking mitigative action. The AQI has been at present launched for 10 cities — Delhi, Agra, Kanpur, Lucknow, Varanasi, Faridabad, Ahmadabad, Chennai, Bangalore and Hyderabad. The index considers eight pollutants — PM10, PM2.5, NO2, SO2, CO, O3, NH3 and Pb). The likely health implications of the six categories would also be provided with a colour code. Reference

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This question "How many pollutants are measured under the recently launched National Air Quality Index?" was published on GKToday on April 13, 2015 at 10:38 am. For Current Affairs Questions Archive Click Here. For General Knowledge Questions Archive Click Here.

Comments

  • Rahul
    Reply

    IT was update on 6th April there it was mentioned that the AQI will measure 6 pollutants. And now here the answer you have given is 8. Some confusion. Please clarify..

    • GKToday

      Hello, Its eight pollutants viz. PM10, PM2.5, NO2, SO2, CO, O3, NH3 and Pb)

  • manu
    Reply

    It is six pollutants pm 2.5,pm 10,so2,no2,co,o3

  • Rajesh
    Reply

    FYI:
    There are six AQI categories ,name: Good,Satisfactory,Moderately Polluted,Poor,Very Poor nad Severe.

    Index cosiders eight Pollutants as mentioned above.