Chennai is the noisiest among India's top six metros, with the average daytime noise levels at the city's 10 monitoring stations in 2018 being 67.8 decibels. Chennai's followed by Hyderabad, Kolkata, Bengaluru, Mumbai and Delhi. The area around ASHP Hospital in Mumbai is the quietest (54 dB) while the area around Paradise junction in Hyderabad is the loudest (79 dB).