| station | last seen | PM 2.5 |
|---|---|---|
| 2001 | 5 m | 89.2 |
| 2004 | 3 d | 14.3 |
| 2005 | 8 m | 52.5 |
| 2013 | 14 m | 197.3 |
| 2017 | 3 m | 30.6 |
| 2020 | 27 m | 176.1 |
| 2030 | 0 m | 122.5 |
| 2034 | 0 m | 80.3 |
| 2038 | 0 m | 86.5 |
| 2051 | 1 w | 0.0 |
| 2061 | 1 d | 47.2 |
| 2094 | 12 h | 48.8 |
| 2149 | 9 m | 149.3 |
| 2150 | 29 m | 579.5 |
| 2152 | 3 m | 131.0 |
| 2184 | 10 m | 11.1 |
| 2188 | 11 m | 131.2 |
| 2190 | 2 m | 1.4 |
| 3040 | 11 m | 128.4 |
| 3042 | 15 m | 98.7 |
| 3043 | 4 m | 152.9 |
| 3044 | 3 w | 157.3 |
| 3045 | 14 m | 567.5 |
| 3046 | 13 m | 255.8 |
| 3049 | 15 m | 110.9 |
| 3050 | 7 m | 0.0 |
| 3052 | 9 m | 176.1 |
| 3057 | 5 m | 64.2 |
| 3059 | 3 m | 126.9 |
| 3061 | 12 m | 53.9 |