| SO2 |
| Seasons | ||
| Location | Years | Winter (6Dec.-15 Feb.) | Spring (16 Feb.-20 May) | Summer (21 May-5 Dec.) |
| Ali Subah Al Salem | 2013 | - | - | - |
|
| 2014 | 90.14 | −98.43 | −76.47 |
|
| 2015 | 57.21 | −71.88 | −97.54 |
|
| 2016 | 99.5 | −99.02 | −18.9 |
|
| 2017 | 91.34 | 30.5 | −96.81 |
|
| 2013-2017 | 59.5 | - | −88.63 |
| Al-Mutla | 2013 | - | - | - |
|
| 2014 | - | - | - |
|
| 2015 | - | - | −20 |
|
| 2016 | 76.41 | 27.75 | −78.89 |
|
| 2017 | 97.94 | 55.61 | −99.87 |
|
| 2013-2017 | 89.6 | 72.57 | −36.96 |
| Al-Mansouriya | 2013 | 96.52 | −76.6 | −94.94 |
|
| 2014 | 67.15 | −5.99 | −68.89 |
|
| 2015 | - | 90.87 | −94.86 |
|
| 2016 | 99.36 | −56.12 | −97.31 |
|
| 2013-2016 | 97.22 | −34.54 | −69.2 |