Pune noise pollution data from 200 festival sites remains undisclosed, raising questions about MPCB monitoring, transparency and enforcement. Pune noise pollution data from 200 festival locations remains undisclosed, raising questions about real-time monitoring and enforcement by the MPCB. While Pune and Pimpri-Chinchwad witness growing friction between the police and Ganesh mandal representatives over enforcement of noise restrictions ahead of the Ganesh festival, the National.