| station | last seen | PM 2.5 |
|---|---|---|
| 2001 | 11 m | 10.0 |
| 2004 | 2 m | 11.5 |
| 2005 | 14 m | 4.8 |
| 2013 | 1 m | 4.3 |
| 2017 | 3 m | 34.2 |
| 2020 | 13 m | 23.0 |
| 2030 | 1 m | 15.0 |
| 2034 | 29 m | 6.8 |
| 2038 | 11 m | 10.6 |
| 2051 | 3 m | 0.0 |
| 2061 | 9 m | 4.8 |
| 2094 | 1 m | 11.6 |
| 2149 | 8 m | 12.5 |
| 2150 | 5 m | 0.0 |
| 2152 | 1 m | 13.7 |
| 2184 | 2 m | 13.3 |
| 2188 | 12 m | 15.1 |
| 2190 | 5 m | 1.4 |
| 3040 | 7 m | 17.9 |
| 3042 | 1 m | 30.3 |
| 3043 | 9 m | 16.5 |
| 3044 | 8 m | 18.5 |
| 3045 | 7 m | 14.3 |
| 3046 | 10 m | 13.0 |
| 3049 | 3 w | 24.5 |
| 3050 | 5 m | 24.3 |
| 3052 | 4 m | 24.4 |
| 3057 | 10 m | 18.6 |
| 3059 | 8 m | 12.5 |
| 3061 | 8 m | 10.2 |