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Water

 

PARA-METERS/YEAR

 

2011

 

2012

 

2013

 

2014

 

2015

 

2016

RSPM

 

325

 

294

 

270

 

261

 

221

 

 230

SO2

 

22

 

24

 

21

 

20

 

17

 

 19

NOx

35

35

34

33

31

 32

 

 

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