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PARA-METERS/YEAR

 

2011

 

2012

 

2013

 

2014

 

2015

 

2016

RSPM

 

244

 

250

 

244

 

220

 

180

 

 187

SO2

 

14

 

12

 

10

 

6

 

6

 

 7

NOx

24

 

24

 

22

 

20

 

15

 

 19

 

 

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