Order of the National Green Tribunal in the matter of Mahendra Pandey Vs. Govt. of NCT of Delhi & Others dated 04/07/2016 regarding the ambient air quality in Delhi during the Odd-Even implementation period.

Analysis report submitted by the Central Pollution Control Board states that the average value of PM2.5 is higher during odd-even phase than pre odd-even period. During the odd-even period it varied from 63 to 182 as against the pre odd-even when it which varied from 45 to 143. Similarly other parameters like PM10, NO2, SO2, CO and Ozone all through the period were noticed to be higher than the pre odd-even period ambient air quality.

NGT directs the Central Pollution Control Board to file complete analysis data of PM2.5 and PM10 and other parameters like NO2, SO2, CO, Ozone, Benzene in NCT of Delhi for the period from January to May of 2016 & 2015.