An analysis of ambient air quality in New Delhi for the first three quarters of FY 2015-16.
The raw data on air quality for different parameters can be downloaded from the Central Pollution Control Board (Ministry of Environment & Forests, Govt. of India) website http://www.cpcb.gov.in/CAAQM/frmUserAvgReportCriteria.aspx
The data is available for various localities in cities all over India. Here I have downloaded the 24 hours average rating for Anand Vihar locality in New Delhi from April-Dec, 2015. The various parameters that are available are (FORMAT: Parameter, Abbreviation, Prescribed Limit, Units)
Particulate Matter 10, PM10, 100, micro gm/m3
Particulate Matter 2.5, PM2.5, 60, micro gm/m3
Ozone, O3, NA, micro gm/m3
Ammonia, NH3, NA, micro gm/m3
Bar Pressure, BP, NA, mmHg
Solar Radiation, SR, NA, w/m2
Relative Humidity, RH, NA, %
PXylene, PXY, NA, micro gm/m3
Toulene, TOL, NA, micro gm/m3
Ambient Temperature, AT, NA, deg C
Wind Direction, WD, NA, deg
Wind Speed, WS, NA, m/s
Sulphur Dioxide, SO2, 80, micro gm/m3
Oxides of Nitrogen, NOx, NA, micro gm/m3
Nitrogen Dioxide, NO2, 80, micro gm/m3
Benzene, BEN, NA, micro gm/m3
Nitric Oxide, NO, NA, micro gm/m3