Pune AQI surged to 288 and Pimpri Chinchwad to 301 after Diwali firecracker activity, with Bhosari recording the twin cities’ highest reading. Diwali firecracker smoke pushes Pune’s AQI above 500 in Wanowrie and 400 in Kondhwa, with several city and PCMC areas reporting elevated pollution levels. Scientists warned that Pune's severe air pollution could persist into Tuesday morning as PM2.5 levels surged to historic highs following widespread firecracker bursting.