| station | last seen | PM 2.5 |
|---|---|---|
| 2001 | 11 m | 73.7 |
| 2004 | 3 d | 14.3 |
| 2005 | 13 m | 54.7 |
| 2013 | 4 m | 191.3 |
| 2017 | 8 m | 24.0 |
| 2020 | 33 m | 128.6 |
| 2030 | 5 m | 103.6 |
| 2034 | 6 m | 70.9 |
| 2038 | 6 m | 73.3 |
| 2051 | 1 w | 0.0 |
| 2061 | 1 d | 47.2 |
| 2094 | 13 h | 48.8 |
| 2149 | 0 m | 105.0 |
| 2150 | 15 m | 479.7 |
| 2152 | 8 m | 114.6 |
| 2184 | 0 m | 10.7 |
| 2188 | 1 m | 133.5 |
| 2190 | 2 m | 1.4 |
| 3040 | 1 m | 108.8 |
| 3042 | 1 h | 99.0 |
| 3043 | 9 m | 119.1 |
| 3044 | 3 w | 157.3 |
| 3045 | 5 m | 297.3 |
| 3046 | 3 m | 185.3 |
| 3049 | 5 m | 108.7 |
| 3050 | 12 m | 0.0 |
| 3052 | 14 m | 125.4 |
| 3057 | 10 m | 68.2 |
| 3059 | 9 m | 107.6 |
| 3061 | 2 m | 64.6 |