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PARA-METERS/YEAR

 

2011

 

2012

 

2013

 

2014

 

2015

 

2016

RSPM

 

349

 

360

 

345

 

355

 

254

 

 270

SO2

 

20

 

20

 

19

 

19

 

17

 

 18

NOx

40

 

39

 

38

 

40

 

35

 

 43

 

 

Permissible Limits :-

 

Parameter

 

Time Weighted Average

 

Concentration in Ambient Air

 

Commercial, Residential Areas

 

Sensitive Areas

 

RSPM (µg/m3)

 

24 Hours

 

100

 

100

 

SO2 g/m3)

 

24 Hours

 

80

 

80

 

NOx g/m3)

 

24 Hours

 

80

 

80

 




Source: Punjab Pollution Control Board, 2016