Sl. No | Year | Station | So2 | No2 | RSPM |
1 | 2006-07 | Graphite India | 18.9 | 32.5 | 194 |
| 2006-07 | KHB Industrial Area, Yelahanka, Bangalore | 16.7 | 29.2 | 63 |
| 2006-07 | Peenya Industrial area, Bangalore | 15.5 | 27.7 | 78 |
| 2006-07 | AMCO Batteries, Mysore Road, Bangalore | 15.3 | 27.8 | 49 |
| 2006-07 | KSPCB Industrial area, Mysore | 15 | 23 | 39 |
| 2006-07 | Lakkamanahalli Industrial area, Dharwad | 2.8 | 5.5 | 68.1 |
| 2006-07 | Baikamady Industrial area, Mangalore | 7.1 | 5.7 | 56.3 |
2 | 2007-08 | Graphite India | 16.3 | 40 | 129 |
| 2007-08 | KHB Industrial Area, Yelahanka, Bangalore | 15.5 | 39 | 78 |
| 2007-08 | Peenya Industrial area, Bangalore | 16.3 | 39 | 101 |
| 2007-08 | AMCO Batteries, Mysore Road, Bangalore | 15.9 | 38.5 | 71 |
| 2007-08 | KSPCB Industrial area, Mysore | 15 | 23 | 39 |
| 2007-08 | Lakkamanahalli Industrial area, Dharwad | 2.8 | 5.5 | 68.1 |
| 2007-08 | Baikamady Industrial area, Mangalore | 7.1 | 5.7 | 56.3 |
3 | 2008-09 | Graphite India | 16.1 | 43 | 184 |
| 2008-09 | KHB Industrial Area, Yelahanka, Bangalore | 14.8 | 40.1 | 69 |
| 2008-09 | Peenya Industrial area, Bangalore | 15 | 40.8 | 120 |
| 2008-09 | AMCO Batteries, Mysore Road, Bangalore | 14.9 | 40.7 | 71 |
| 2008-09 | KSPCB Industrial area, Mysore | 15 | 20 | 48 |
| 2008-09 | Lakkamanahalli Industrial area, Dharwad | 3 | 13 | 99 |
| 2008-09 | Baikamady Industrial area, Mangalore | 7.4 | 6.3 | 57 |
4 | 2009-10 | Graphite India | 16.5 | 37.9 | 122 |
| 2009-10 | KHB Industrial Area, Yelahanka, Bangalore | 14.6 | 35.6 | 56 |
| 2009-10 | Peenya Industrial area, Bangalore | 15.4 | 36.4 | 74 |
| 2009-10 | AMCO Batteries, Mysore Road, Bangalore | 14.2 | 34.5 | 65 |
| 2009-10 | KSPCB Industrial area, Mysore | 12 | 31.7 | 41 |
| 2009-10 | Lakkamanahalli Industrial area, Dharwad | 3.4 | 12.4 | 115 |
| 2009-10 | Baikamady Industrial area, Mangalore | 6.3 | 5.2 | 35 |
5 | 20010-11 | Graphite India | 16.1 | 30.4 | 122 |
| 20010-11 | KHB Industrial Area, Yelahanka, Bangalore | 14.8 | 29.8 | 72 |
| 20010-11 | Peenya Industrial area, Bangalore | 15.4 | 30 | 92 |
| 20010-11 | AMCO Batteries, Mysore Road, Bangalore | 13.9 | 29 | 80 |
| 20010-11 | KSPCB Industrial area, Mysore | 10.6 | 25.4 | 45 |
| 20010-11 | Lakkamanahalli Industrial area, Dharwad | 6 | 14 | 79 |
| 20010-11 | Baikamady Industrial area, Mangalore | 6.4 | 9 | 62 |
6 | 2011-12 | Graphite India | 19.3 | 30.1 | 86 |
| 2011-12 | KHB Industrial Area, Yelahanka, Bangalore | 17.6 | 32.6 | 179 |
| 2011-12 | Peenya Industrial area, Bangalore | 15.5 | 28.2 | 89 |
| 2011-12 | AMCO Batteries, Mysore Road, Bangalore | 16.1 | 31.3 | 58 |
| 2011-12 | KSPCB Industrial area, Mysore | 11 | 16.7 | 39 |
| 2011-12 | Lakkamanahalli Industrial area, Dharwad | 6.7 | 14.2 | 66.4 |
| 2011-12 | Baikamady Industrial area, Mangalore | 6 | 7 | 40 |