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After quiet Ganpati festival celebrations in the last two years, noise levels in Mumbai touched new heights during idol immersion processions this year, a city-based NGO said on Monday. As per data shared by Awaaz Foundation, the combination of drums and banjo used in processions created the highest noise at 115.6dB at Babulnath corner of Marine Drive in south Mumbai and 112.1dB in Bandra. The use of drums, conical loudspeakers and banjos caused the decibel levels to shoot on the fifth day of Ganpati visarjan, the NGO said. The second highest noise of 109.4dB was recorded when a metal cylinder was beaten with a metal hammer at Linking Road in Bandra and by drums when sound was reflected off metal barriers of the Metro construction along SV Road and Khira Nagar in Santacruz, it was stated. The celebrations have come after a two-year lull due to the COVID-19 pandemic. In 2019, the highest noise level recorded was 111.5dB, and like this year, it was created by the banjo, the foundati
The peak level of noise during the twin tower demolition on Sunday was recorded at 101.2 decibels in close vicinity, according to official figures. The Uttar Pradesh Pollution Control Board (UPPCB) had installed six machines to measure the ambient noise and the figures of the three places closest to the twin towers were taken for this measurement, officials said. The three machines were installed at Parsvnath Prestige, Barat Ghar and the City Park all around 300-500 metres from the blast site. The ambient noise before the demolition was recorded 49.5 decibels at Parsvnath Prestige, 65.9 decibels at Barat Ghar and 56.6 at the City Park, according to the data. During the demolition, the noise was recorded at 84.9 decibels at Parsvnath Prestige, 101.2 decibels at Barat Ghar and 89.8 at the City Park, the data showed. The noise level after the demolition was recorded at 60.8 decibels at Parsvnath Prestige, 63.1 decibels at Barat Ghar and 59.2 at the City Park, according to the data.