沙田
| 日期時間 | 二氧化氮 | 臭氧 | 二氧化硫 | 一氧化碳 | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2021-09-21 22:00 | 52.7 | 0.2 | 5.9 | - | 21.5 | 12.1 |
| 2021-09-21 21:00 | 56.0 | 0.4 | 5.2 | - | 24.5 | 15.3 |
| 2021-09-21 20:00 | 64.0 | 0.5 | 5.9 | - | 24.6 | 15.3 |
| 2021-09-21 19:00 | 68.0 | 0.7 | 6.7 | - | 20.9 | 12.7 |
| 2021-09-21 18:00 | 68.2 | 8.1 | 5.8 | - | 13.6 | 7.5 |
| 2021-09-21 17:00 | 51.7 | 22.5 | 3.7 | - | 17.0 | 7.8 |
| 2021-09-21 16:00 | 43.1 | 18.7 | 4.8 | - | 16.0 | 7.2 |
| 2021-09-21 15:00 | 36.9 | 23.4 | 5.5 | - | 16.5 | 9.3 |
| 2021-09-21 14:00 | - | - | - | - | 10.3 | 6.3 |
| 2021-09-21 13:00 | 17.8 | 52.0 | 3.5 | - | 6.0 | 4.9 |
| 2021-09-21 12:00 | 7.4 | 57.4 | 4.7 | - | 5.1 | 4.2 |
| 2021-09-21 11:00 | 9.5 | 38.3 | 5.1 | - | 9.2 | 5.8 |
| 2021-09-21 10:00 | 21.2 | 18.8 | 6.5 | - | 10.2 | 6.1 |
| 2021-09-21 09:00 | 30.1 | 8.2 | 6.5 | - | 14.8 | 7.8 |
| 2021-09-21 08:00 | 25.1 | 4.8 | 5.6 | - | 16.3 | 6.9 |
| 2021-09-21 07:00 | 20.9 | 1.5 | 4.2 | - | 14.5 | 4.5 |
| 2021-09-21 06:00 | 17.4 | 1.2 | 4.1 | - | 13.7 | 2.9 |
| 2021-09-21 05:00 | 18.7 | 0.6 | 4.9 | - | 16.3 | 6.3 |
| 2021-09-21 04:00 | 20.9 | 1.6 | 4.6 | - | 14.5 | 4.4 |
| 2021-09-21 03:00 | 25.1 | 0.6 | 4.4 | - | 13.8 | 2.9 |
| 2021-09-21 02:00 | 29.2 | 0.2 | 4.5 | - | 19.8 | 9.0 |
| 2021-09-21 01:00 | 32.5 | 0.9 | 4.1 | - | 20.0 | 7.9 |
| 2021-09-21 00:00 | 33.6 | 0.5 | 4.1 | - | 20.2 | 8.6 |
| 2021-09-20 23:00 | 38.0 | 0.6 | 4.8 | - | 18.1 | 7.7 |
備註：
(1) 顯示的是香港時間。
(2) PM10 - 可吸入懸浮粒子
PM2.5 - 微細懸浮粒子
(3) 顯示濃度為微克/立方米 。
(4) 污染物濃度資料是以環境保護署空氣質素監測網絡的實時數據計算。
