中西區
| 日期時間 | 二氧化氮 | 臭氧 | 二氧化硫 | 一氧化碳 | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2021-09-29 10:00 | 50.4 | 95.8 | 3.8 | - | 34.9 | 24.8 |
| 2021-09-29 09:00 | 67.7 | 78.0 | 6.8 | - | 31.7 | 23.0 |
| 2021-09-29 08:00 | 39.4 | 85.4 | 5.2 | - | 30.5 | 22.6 |
| 2021-09-29 07:00 | 12.7 | 102.1 | 3.8 | - | 26.6 | 18.9 |
| 2021-09-29 06:00 | 9.2 | 107.9 | 3.9 | - | 28.6 | 20.9 |
| 2021-09-29 05:00 | 9.1 | 108.3 | 3.5 | - | 25.5 | 18.1 |
| 2021-09-29 04:00 | - | 96.7 | - | - | 24.8 | 16.3 |
| 2021-09-29 03:00 | 7.6 | 105.4 | 2.7 | - | 27.6 | 19.4 |
| 2021-09-29 02:00 | 19.2 | 96.6 | 3.9 | - | 28.5 | 20.4 |
| 2021-09-29 01:00 | 14.7 | 105.6 | 4.1 | - | 28.3 | 20.1 |
| 2021-09-29 00:00 | 17.6 | 109.4 | 4.3 | - | 27.7 | 18.8 |
| 2021-09-28 23:00 | 21.1 | 109.3 | 4.1 | - | 28.6 | 19.7 |
| 2021-09-28 22:00 | 23.2 | 117.5 | 4.9 | - | 30.4 | 21.1 |
| 2021-09-28 21:00 | 20.6 | 131.7 | 4.6 | - | 32.7 | 22.8 |
| 2021-09-28 20:00 | 64.9 | 95.2 | 13.1 | - | 33.7 | 23.2 |
| 2021-09-28 19:00 | 66.1 | 98.8 | 9.4 | - | 35.0 | 23.1 |
| 2021-09-28 18:00 | 71.3 | 97.5 | 9.0 | - | 38.6 | 25.5 |
| 2021-09-28 17:00 | 49.5 | 136.1 | 6.2 | - | 41.2 | 25.9 |
| 2021-09-28 16:00 | 38.2 | 151.7 | 4.2 | - | 38.8 | 24.9 |
| 2021-09-28 15:00 | 35.0 | 139.7 | 3.7 | - | 35.8 | 22.9 |
| 2021-09-28 14:00 | 37.0 | 134.1 | 3.5 | - | 35.8 | 23.8 |
| 2021-09-28 13:00 | 43.4 | 129.2 | 3.5 | - | 38.0 | 23.7 |
| 2021-09-28 12:00 | 52.7 | 95.2 | 3.7 | - | 43.4 | 26.2 |
| 2021-09-28 11:00 | 78.2 | 67.2 | 3.6 | - | 37.5 | 23.3 |
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。