元朗
| 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 | 27.2 | 28.1 | 9.0 | 691.2 | 6.9 | 6.1 |
| 2021-09-22 18:00 | 22.9 | 34.8 | 9.2 | 631.8 | 6.0 | 4.2 |
| 2021-09-22 17:00 | 25.3 | 49.3 | 9.2 | 624.7 | 11.0 | 7.4 |
| 2021-09-22 16:00 | 27.1 | 54.6 | 9.0 | 644.4 | 12.7 | 7.5 |
| 2021-09-22 15:00 | 32.5 | 45.9 | 8.8 | 655.9 | 10.9 | 7.4 |
| 2021-09-22 14:00 | 28.1 | 47.8 | 8.9 | 641.4 | 8.3 | 7.6 |
| 2021-09-22 13:00 | 18.9 | 54.7 | 8.7 | 618.9 | 4.5 | 3.8 |
| 2021-09-22 12:00 | 15.0 | 49.3 | 8.6 | 612.4 | 5.9 | 4.4 |
| 2021-09-22 11:00 | 17.1 | 38.1 | 8.8 | 663.9 | 10.7 | 8.6 |
| 2021-09-22 10:00 | 18.0 | 27.8 | 9.3 | 657.6 | 13.8 | 9.5 |
| 2021-09-22 09:00 | 26.9 | 17.1 | 9.9 | 747.1 | 16.8 | 11.0 |
| 2021-09-22 08:00 | 31.4 | 5.3 | 9.6 | 901.5 | 17.9 | 10.0 |
| 2021-09-22 07:00 | 29.1 | 1.0 | 9.6 | 898.2 | 19.0 | 10.5 |
| 2021-09-22 06:00 | 28.0 | 0.8 | 9.4 | 918.0 | 16.3 | 7.8 |
| 2021-09-22 05:00 | 31.0 | 0.8 | 9.3 | 958.1 | 19.6 | 11.3 |
| 2021-09-22 04:00 | 37.7 | 0.8 | 9.5 | 1,066.4 | 21.0 | 13.0 |
| 2021-09-22 03:00 | 43.0 | 0.8 | 10.0 | 1,162.7 | 20.6 | 11.8 |
| 2021-09-22 02:00 | 44.6 | 0.8 | 9.9 | 1,070.5 | 19.1 | 11.9 |
| 2021-09-22 01:00 | 47.9 | 0.9 | 10.2 | 1,158.5 | 27.9 | 20.4 |
| 2021-09-22 00:00 | 50.4 | 5.8 | 10.8 | 1,317.4 | 25.3 | 19.9 |
| 2021-09-21 23:00 | 52.3 | 7.1 | 11.3 | 1,180.1 | 22.4 | 17.8 |
| 2021-09-21 22:00 | 49.7 | 13.4 | 10.8 | 1,013.4 | 19.5 | 15.8 |
| 2021-09-21 21:00 | 52.4 | 9.4 | 10.6 | 1,073.7 | 16.6 | 12.3 |
| 2021-09-21 20:00 | 62.1 | 11.5 | 10.5 | 836.8 | 13.1 | 9.7 |
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。
