| Date | Hour | PM2.5 (ug/m3) | O3 (ppb) | NO2 (ppb) | SO2 (ppb) | AQI | air quality | |
|---|---|---|---|---|---|---|---|---|
| 2025-07-18 | 21 | 9.5 | - | 13 | - | 16 | ดีมาก | |
| 2025-07-18 | 20 | 9.6 | - | 13 | - | 16 | ดีมาก | |
| 2025-07-18 | 19 | 9.5 | - | 16 | - | 16 | ดีมาก | |
| 2025-07-18 | 18 | 9.3 | - | 17 | - | 16 | ดีมาก | |
| 2025-07-18 | 17 | 9.4 | - | 16 | - | 16 | ดีมาก | |
| 2025-07-18 | 16 | 9.6 | - | 12 | - | 16 | ดีมาก | |
| 2025-07-18 | 15 | 9.5 | - | 9 | - | 16 | ดีมาก | |
| 2025-07-18 | 14 | 9.6 | - | 9 | - | 16 | ดีมาก | |
| 2025-07-18 | 13 | 9.6 | - | 8 | - | 16 | ดีมาก | |
| 2025-07-18 | 12 | 9.7 | - | 8 | - | 16 | ดีมาก | |
| 2025-07-18 | 11 | 9.9 | - | 8 | - | 17 | ดีมาก | |
| 2025-07-18 | 10 | 10 | - | 8 | - | 17 | ดีมาก | |
| 2025-07-18 | 09 | 10.3 | - | 6 | - | 17 | ดีมาก | |
| 2025-07-18 | 08 | 10.5 | - | 6 | - | 18 | ดีมาก | |
| 2025-07-18 | 07 | 10.7 | - | 6 | - | 18 | ดีมาก | |
| 2025-07-18 | 06 | 10.9 | - | 5 | - | 18 | ดีมาก | |
| 2025-07-18 | 05 | 11.3 | - | 5 | - | 19 | ดีมาก | |
| 2025-07-18 | 04 | 11.5 | - | 8 | - | 19 | ดีมาก | |
| 2025-07-18 | 03 | 11.8 | - | 9 | - | 20 | ดีมาก | |
| 2025-07-18 | 02 | 12.1 | - | - | - | 20 | ดีมาก | |