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Air (Prevention and Control of Pollution) Rules, 1983 - National Ambient Air Quality Standards

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Preliminary Consultants Notification of Air Pollution control Area Application for Consent Report of Analysis State Air Laboratory Directions Form I Form II Form III Form IV Form V Form VI Form VII Form VIII Form IX National Ambient Air Quality Standards

CENTRAL POLLUTION CONTROL BOARD

National Ambient Air Quality Standards

NOTIFICATION
Delhi, the 11th April, 1994

S.O. 384(E).-The Central Pollution Control Board in exercise of its powers conferred under section 16(2) (h) of the Air (Prevention and Control of Pollution) Act,1981(14 of 1981)hereby notify the National Ambient Air Quality Standards with immediate effect.

SCHEDULE - I
 
 
    

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 
* Annual Arithmatic mean of minimum 104 measurements in a year taken twice a week 24 hourly at uniform interval.

** 24hourly/8hourly values should be met 98% of the time in a year. However, 2% of the time, it may exceed but not on two consecutive days.

NOTE

1. National Ambient Air Quality Standard: The levels of air quality necessary with an adequate margin of safety, to protect the public health, vegetation and property.

2. Whenever and wherever two consecutive values exceeds the limit specified above for the respective category, it would be considered adequate reason to institute regular/continuous monitoring and further investigations.

3. The State Government/State Board shall notify the sensitive and other areas in the respective states within a period of six months from the date of Notification of National Ambient Air Quality Standards. ]

[F-N- B-33014/4/90]
D.K BISWAS, Chairman
Foot Note:
 
1 Substituted by Rule 2 of the Air (Prevention and Control of Pollution) (Union Territories) Amendment Rules, 1994, vide G.S.R. 569 (E) dated 05.07.1994
 
2 Inserted by Rule 2 of The Air (Prevention and Control of Pollution) (Union Territories) Amendment Rules, 1989, published in Gazette notification G.S.R. 350(E) dt. 9.3.1989.
 
3 Substituted by Rule 2 of the Air (Pollution and Control of Pollution) (Union Territories) Amendment Rules, 1992 Published in the Gazette notification No. G.S.R. 379(E) dt. 31.03.1992.
 
4 Inserted by Rule 3(b) of the Air (Prevention and Control of Pollution) (Union Territories) Amendment Rules, 1989, published in the Gazette notification NO. G.S.R. 350(E) dt. 93.1989.

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