Question

Maximum permissible noise as per Noise Pollution Rules 2000 is

• A. 75 dB
• B. 65 dB
• C. 55 dB
• D. 45 dB

Answer 1

The correct option is A 75 dB

Noise level are expressed on a logarithmic scale of decibels. The baseline noise levels in the community vary around 40 dB. International standards prescribe a maximum of 50 dB for day and 40 dB for night time in a residential area. Noise over 115 dB is regarded as highly avoidable. The World Health Organization (WHO) recommends an industrial noise limit of 75 dB.

Therefore, the correct answer is option A.