荃灣
| 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 | 30.8 | 24.7 | 4.4 | 501.0 | 4.7 | 3.8 |
| 2021-09-22 18:00 | 31.0 | 29.3 | 4.2 | 499.3 | 6.0 | 5.4 |
| 2021-09-22 17:00 | 24.3 | 34.0 | 4.5 | 462.5 | 5.9 | 4.9 |
| 2021-09-22 16:00 | 28.0 | 35.4 | 4.4 | 494.1 | 4.7 | 4.2 |
| 2021-09-22 15:00 | 26.6 | 41.3 | 4.3 | 466.2 | 7.7 | 6.1 |
| 2021-09-22 14:00 | 37.8 | 33.3 | 6.2 | 445.9 | 11.3 | 6.9 |
| 2021-09-22 13:00 | 46.9 | 17.9 | 7.9 | 483.7 | 12.6 | 8.7 |
| 2021-09-22 12:00 | 42.4 | 15.3 | 7.5 | 503.4 | 4.8 | 4.4 |
| 2021-09-22 11:00 | 20.6 | 30.4 | 4.3 | 452.8 | 5.4 | 4.9 |
| 2021-09-22 10:00 | 17.3 | 25.4 | 4.5 | 441.7 | 6.2 | 4.7 |
| 2021-09-22 09:00 | 16.3 | 20.3 | 4.6 | 459.5 | 5.6 | 3.1 |
| 2021-09-22 08:00 | 14.3 | 11.5 | 4.4 | 443.7 | 7.9 | 3.1 |
| 2021-09-22 07:00 | 15.0 | 8.6 | 4.2 | 418.9 | 9.3 | 3.4 |
| 2021-09-22 06:00 | 14.1 | 9.6 | 4.2 | 405.9 | 15.0 | 8.4 |
| 2021-09-22 05:00 | 13.2 | 10.4 | 4.2 | 409.6 | 13.4 | 6.4 |
| 2021-09-22 04:00 | 16.6 | 7.5 | 4.2 | 435.0 | 12.7 | 6.1 |
| 2021-09-22 03:00 | 22.6 | 7.6 | 4.2 | 474.8 | 17.5 | 10.5 |
| 2021-09-22 02:00 | 36.7 | 3.2 | 4.9 | 560.0 | 19.2 | 11.3 |
| 2021-09-22 01:00 | 45.6 | 0.8 | 5.8 | 708.9 | 19.7 | 11.1 |
| 2021-09-22 00:00 | 42.1 | 2.5 | 5.5 | 596.1 | 19.3 | 10.8 |
| 2021-09-21 23:00 | 45.2 | 1.8 | 5.3 | 614.6 | 21.1 | 14.3 |
| 2021-09-21 22:00 | 46.1 | 2.9 | 5.5 | 623.6 | 22.9 | 15.2 |
| 2021-09-21 21:00 | 51.1 | 1.9 | 5.1 | 684.3 | 21.6 | 14.3 |
| 2021-09-21 20:00 | 54.2 | 1.1 | 5.3 | 672.5 | 16.8 | 11.0 |
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。
