| Date | Hour | PM2.5 (ug/m3) | O3 (ppb) | NO2 (ppb) | SO2 (ppb) | AQI | air quality | |
|---|---|---|---|---|---|---|---|---|
| 2025-07-21 | 11 | 9.4 | - | 11 | - | 16 | ดีมาก | |
| 2025-07-21 | 10 | 9.5 | - | 9 | - | 16 | ดีมาก | |
| 2025-07-21 | 09 | 9.4 | - | 8 | - | 16 | ดีมาก | |
| 2025-07-21 | 08 | 9.4 | - | 12 | - | 16 | ดีมาก | |
| 2025-07-21 | 07 | 9.4 | - | 8 | - | 16 | ดีมาก | |
| 2025-07-21 | 06 | 9.3 | - | 4 | - | 16 | ดีมาก | |
| 2025-07-21 | 05 | 9.3 | - | - | - | 16 | ดีมาก | |
| 2025-07-21 | 04 | 9.5 | - | 2 | - | 16 | ดีมาก | |
| 2025-07-21 | 03 | 9.4 | - | 2 | - | 16 | ดีมาก | |
| 2025-07-21 | 02 | 9.3 | - | 3 | - | 16 | ดีมาก | |
| 2025-07-21 | 01 | 9.1 | - | 1 | - | 15 | ดีมาก | |
| 2025-07-21 | 00 | 9 | - | 2 | - | 15 | ดีมาก | |
| 2025-07-20 | 23 | 8.9 | - | 2 | - | 15 | ดีมาก | |
| 2025-07-20 | 22 | 9 | - | 2 | - | 15 | ดีมาก | |
| 2025-07-20 | 21 | 9.1 | - | 3 | - | 15 | ดีมาก | |
| 2025-07-20 | 20 | 9.2 | - | 4 | - | 15 | ดีมาก | |
| 2025-07-20 | 19 | 9.7 | - | 6 | - | 16 | ดีมาก | |
| 2025-07-20 | 18 | 10 | - | 10 | - | 17 | ดีมาก | |
| 2025-07-20 | 17 | 9.8 | - | 8 | - | 16 | ดีมาก | |
| 2025-07-20 | 16 | 9.9 | - | 10 | - | 17 | ดีมาก | |