| 月份 | 2017 06 | 2017 07 | 2017 08 | 2018 06 | 2018 07 | 2018 08 | 2019 06 | 2019 07 | 2019 08 | 合计 | |
| 城市 | |||||||||||
| 成都 | 轻度污染 | 3 | 16 | 8 | 6 | 4 | 10 | 1 | 1 | 10 | 68 |
| 中度污染 | 0 | 2 | 0 | 1 | 1 | 2 | 2 | 0 | 2 | 10 | |
| 重度污染 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | |
| 绵阳 | 轻度污染 | 0 | 2 | 0 | 6 | 0 | 6 | 4 | 0 | 6 | 24 |
| 中度污染 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 重度污染 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 德阳 | 轻度污染 | 8 | 9 | 5 | 5 | 0 | 10 | 5 | 1 | 4 | 47 |
| 中度污染 | 1 | 2 | 0 | 1 | 0 | 2 | 0 | 0 | 2 | 8 | |
| 重度污染 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | |
| 乐 山 | 轻度污染 | 4 | 12 | 0 | 1 | 0 | 0 | 4 | 0 | 7 | 28 |
| 中度污染 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | |
| 重度污染 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 眉山 | 轻度污染 | 3 | 11 | 6 | 5 | 5 | 8 | 6 | 3 | 6 | 53 |
| 中度污染 | 0 | 2 | 0 | 0 | 1 | 0 | 2 | 0 | 2 | 7 | |
| 重度污染 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 雅安 | 轻度污染 | 0 | 6 | 0 | 0 | 0 | 0 | 4 | 0 | 3 | 13 |
| 中度污染 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| 重度污染 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |