Question raised in Rajya Sabha on Air quality of cities, 10/04/2017
Question raised in Rajya Sabha on Air quality of cities, 10/04/2017. Cities can be ranked on the basis of different criteria pollutants with different results. On the basis of data monitored during 2015, higher levels of Particulate Matters (PM10) were observed in Ghaziabad, Allahabad, Bareilly, Jharia, Delhi, Ranchi, Kanpur, Ferozabad, Raipur and Dehradun. With respect to NOX, cities with higher levels were Faridabad, Delhi, Pune, Barrackpore, Thane, Raniganj, Ulhasnagar, Kolkata, Badlapur and Durgapur; and cities with higher levels of SOX were Nanded, Saraikela Kharsawan, Jamshedpur, Thane, Dehradun, Byrnihat, Rishikesh, Haridwar, Pimpri-Chinchwad and Pune. On the basis of data monitored during 2011-15, the list of 94 non-attainment cities which have not conformed to National Ambient Air Quality Standards consistently is annexed.