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Water

 

2010

2011

2012

2013

2014

2015

2016

2017

2018

SO2

7

8

7

14

14

14

13

13

12

NOX

20

20

19

29

28

28

30

24

22

RSPM

143

98

93

170

149

162

197

213

223



Source: Punjab Pollution Control Board