Report on monitoring of ambient air quality & noise levels at Bhopal during Diwali Festival 2017

Regional Directorate (Central), Central Pollution Control Board, Bhopal has Conducted Ambient Air & Noise level monitoring in Bhopal city during celebration of Diwali festival in the year 2017 (pre-Diwali on 12.10.2017, on Diwali on 19.10.2017 & post Diwali on 22.10.2017) to record the impact of bursting of crackers on environment. Intensive Ambient Air Quality and Ambient Noise level monitoring was conducted at selected three locations in the city. Ambient air quality monitored for 24 hours (6AM- 6AM) where as ambient noise levels monitored for 6 hours (6 PM-12mid night). Noise level monitoring was carried out by using integrating sound level meters with free-field microphone which meets the accuracy of noise measurement as per IES 804 (BS 6698) grade I or ANSI type I or equivalent IES 61672-1(2002-05) class-I to see the overall impact of bursting of crackers on Ambient Noise level. PM10, SO2 and NO2 monitored during pre diwali and on diwali. In addition to PM10, SO2 and NO2.. PM2.5 is also monitored during post diwali day.