Sound or noise pollution refers to the excessive noise that interferes with normal activities, potentially leading to a lower quality of life.

Effects of Noise pollution on human health: Hypertension, high stress levels, tinnitus, hearing loss, sleep disturbances, and others.

Noise though not defined in any statute, but it now included as an environmental pollutant in Section (a) of the Air (Prevention and Control of Pollution) Act, 1981 and hence, recognized as a kind of air pollution.

Sources of Noise Pollution:

  1. Noise due to domestic appliances such as Air Coolers, Window Air conditioners etc.
  2. Noise due to loud speakers
  3. Noise due to bursting of crackers
  4. Noise due to vehicles
  5. Noise due to trains
  6. Noise due to aircrafts
  7. Noise from construction and civil engineering works
  8. Noise from industries

Noise pollution due to use of Loudspeakers is increasing day by day and so as the problems.

Extensive and common use of loud speakers whether for political meetings, marriages, religious functions, musical nights, advertising, etc., are most disturbing source of noise to the urban population. Though the use of loud speakers is governed by administrative restrictions and some laws but their widespread use remains continuing, as the restrictions and the laws are not seriously imposed. If loud horns are used near hospital zones, they disturb the patients and also doctors at serious operations. Loud horn noises in school zones, create disturbance in teaching work.

As per the NOISE POLLUTION (REGULATION AND CONTROL) RULES, 2000 here is the Statutory Control on loud speakers which everybody must know.

(i)        The permitted strength of the power amplifier should be adjusted to cover the audience, and noise level beyond the boundary limit of the noise source premises should not be increased by more than 5 dB above the ambient noise level.


(ii)       Licence must be obtained by all parties intending to use loud speakers or public system for any other occasion.


(iii)      Public address system and loud speakers should not be used at night between 9.00 p.m. to 6.00 a.m. except in closed premises.


(iv)      Loud speakers should be directed at the audience and not away from audience (i.e., not towards the neighborhood).


(v)    Loud speakers should not be allowed for advertisement and commercial activities.


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