https://doi.org/10.51514/JSTR.4.4.2022.22-29
Bhumika Kumari Suthar, Vikram Singh and Abhishek Saxena
ABSTRACT
Air quality index instrument is used for air quality monitoring. These five pollutants use for AQI indexing, NO2, PM2.5, CO, PM10, Ozone was used to study air quality in Jodhpur during lockdown (2019-2021). The mean value of NO2, PM2.5, CO, PM10, Ozone were in 189.8, 86.2, 28.8 , 53.3 μg/ and 1.15mg/ in observed in 25 March to 31 March 2019 and NO2, PM2.5, CO, PM10, Ozone are in 214.4, 106.4, 40.7, 51.8μg/ and 1.20mg/ in observed in 1 April to 31 April 2019 and NO2, PM2.5, CO, PM10, Ozone are in 241.7, 11.4, 34.4, 63.6 8μg/ and 1.2320mg/ in observed in 1 May to 31 May 2019. The mean value of NO2, PM2.5, CO, PM10, Ozone are in 85.4, 44.0, 21.8, 43.0, μg/ and 1.07mg/ in observed in 25 March to 31 March 2020 and NO2, PM2.5, CO, PM10, Ozone are in 98.5, 48.0,20.5, 40.5μg/ and 0.61mg/ in observed in 1 April to 31 April 2020 and NO2, PM2.5, CO, PM10, Ozone are in 138.0, 69.8, 20.5, 50.1μg/ and 0.64mg/ in observed in 1May to 31 May 2020 . The mean value of NO2, PM2.5, CO, PM10, Ozone are in 256.0, 108.3, 27.1, 46.2 μg/ and 0.82mg/ in observed in 25 March to 31 March 2021 and NO2, PM2.5, CO, PM10, Ozone are in 212.5, 88.9, 29.0, 40.9 μg/ and 0.82mg/ in observed in 1 April to 31 April 2021 and NO2, PM2.5, CO, PM10, Ozone are in 154.8, 66.5, 16.6, 32.5 μg/ and 0.79mg/ in observed in 1 May to 31 May 2021.
Keywords: Ambient air quality, Residential area, air pollutent (PM10,PM2.5 ,NO2 , CO, Ozone ), Air quality index , Jodhpur city, etc.