沙田
| 日期時間 | 二氧化氮 | 臭氧 | 二氧化硫 | 一氧化碳 | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2021-09-22 19:00 | 7.2 | 56.2 | 5.0 | - | 5.4 | 3.6 |
| 2021-09-22 18:00 | 6.5 | 56.0 | 5.2 | - | 4.5 | 3.2 |
| 2021-09-22 17:00 | 3.1 | 60.9 | 4.1 | - | 2.5 | 2.1 |
| 2021-09-22 16:00 | 3.3 | 55.1 | 4.5 | - | 3.7 | 3.5 |
| 2021-09-22 15:00 | 2.4 | 56.1 | 4.2 | - | 4.4 | 4.1 |
| 2021-09-22 14:00 | 2.6 | 60.1 | 4.1 | - | 2.1 | 1.8 |
| 2021-09-22 13:00 | 4.5 | 57.5 | 4.9 | - | 5.2 | 3.6 |
| 2021-09-22 12:00 | 7.8 | 54.0 | 5.1 | - | 5.8 | 3.8 |
| 2021-09-22 11:00 | 10.2 | 38.1 | 4.3 | - | 5.1 | 3.0 |
| 2021-09-22 10:00 | 10.3 | 31.7 | 4.9 | - | 7.2 | 4.8 |
| 2021-09-22 09:00 | 19.5 | 17.8 | 5.1 | - | 15.6 | 9.4 |
| 2021-09-22 08:00 | 20.9 | 4.8 | 4.2 | - | 14.2 | 6.1 |
| 2021-09-22 07:00 | 19.7 | 2.4 | 5.1 | - | 16.6 | 7.8 |
| 2021-09-22 06:00 | 20.8 | 1.1 | 5.5 | - | 14.2 | 5.8 |
| 2021-09-22 05:00 | 21.6 | 1.6 | 8.1 | - | 12.0 | 3.5 |
| 2021-09-22 04:00 | - | - | - | - | 16.6 | 6.9 |
| 2021-09-22 03:00 | 29.5 | 0.4 | 3.3 | - | 21.4 | 10.1 |
| 2021-09-22 02:00 | 36.8 | 0.8 | 4.0 | - | 21.7 | 10.5 |
| 2021-09-22 01:00 | 45.0 | - | 3.8 | - | 21.1 | 11.0 |
| 2021-09-22 00:00 | 47.9 | 0.5 | 4.2 | - | 19.8 | 9.8 |
| 2021-09-21 23:00 | 49.6 | 0.2 | 4.8 | - | 20.1 | 9.8 |
| 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 |
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。
