Report on special monitoring of ambient air quality & noise levels at Bhopal during Diwali Festival 2018

With reference to CPCB Head Office letter no A-21016/1/08-Mon/11351 dated 05.10.2018 & 25.10.2018, Regional Directorate (Central), Central Pollution Control Board, Bhopal has Conducted Ambient Air Quality monitoring in Bhopal city during celebration of Diwali festival in the year 2018 from 31.10.2018 to 14.11.2018 for the perameters of PM10, PM2.5, SO2, NO2 and selected heavy metals in PM10 & PM2.5. The Ambient Lavel Noise monitoring performed (pre-Diwali on 01.11.2018 and during Diwali on 07.11.2018 ) to record the impact of bursting of crackers on environment. Intensive Ambient Air Quality and Ambient Noise level monitoring was conducted at selected two locations in the city. Ambient air quality monitored for 24 hours (6:00AM- 6:00AM) where as ambient noise levels monitored for 6 hours (6:00 PM-12:00mid night). Out of one location the ambient air quality monitoring and analysis is carried out by EPA approved laboratory. 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 fire crackers on Ambient Noise level. PM10, SO2, NO2 and selected heavy metals in PM10 & PM2.5 monitored during 31.10.2018 to 14.11.2018.