| Date | Hour | PM2.5 (ug/m3) | O3 (ppb) | NO2 (ppb) | SO2 (ppb) | AQI | air quality | |
|---|---|---|---|---|---|---|---|---|
| 2025-08-18 | 22 | 13.7 | - | - | - | 23 | ดีมาก | |
| 2025-08-18 | 21 | 13.5 | - | - | - | 23 | ดีมาก | |
| 2025-08-18 | 20 | 13.5 | - | - | - | 23 | ดีมาก | |
| 2025-08-18 | 19 | 13.6 | - | - | - | 23 | ดีมาก | |
| 2025-08-18 | 18 | 13.7 | - | - | - | 23 | ดีมาก | |
| 2025-08-18 | 17 | 13.6 | - | - | - | 23 | ดีมาก | |
| 2025-08-18 | 16 | 13.5 | - | - | - | 23 | ดีมาก | |
| 2025-08-18 | 15 | 13.3 | - | - | - | 22 | ดีมาก | |
| 2025-08-18 | 14 | 13 | - | - | - | 22 | ดีมาก | |
| 2025-08-18 | 13 | 13 | - | - | - | 22 | ดีมาก | |
| 2025-08-18 | 12 | 12.9 | - | - | - | 22 | ดีมาก | |
| 2025-08-18 | 11 | 12.9 | - | - | - | 22 | ดีมาก | |
| 2025-08-18 | 10 | 12.8 | - | - | - | 21 | ดีมาก | |
| 2025-08-18 | 09 | 12.8 | - | - | - | 21 | ดีมาก | |
| 2025-08-18 | 08 | 12.7 | - | - | - | 21 | ดีมาก | |
| 2025-08-18 | 07 | 12.7 | - | - | - | 21 | ดีมาก | |
| 2025-08-18 | 06 | 12.7 | - | - | - | 21 | ดีมาก | |
| 2025-08-18 | 05 | 12.8 | - | - | - | 21 | ดีมาก | |
| 2025-08-18 | 04 | 13 | - | - | - | 22 | ดีมาก | |
| 2025-08-18 | 03 | 13.3 | - | - | - | 22 | ดีมาก | |