北区
| 日期时间 | 二氧化氮 | 臭氧 | 二氧化硫 | 一氧化碳 | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2021-05-09 18:00 | 17.3 | 71.9 | 1.8 | 404.4 | 13.4 | - |
| 2021-05-09 17:00 | 12.3 | 89.6 | 1.6 | 400.8 | 16.8 | 11.4 |
| 2021-05-09 16:00 | 9.6 | 106.6 | 1.4 | 391.4 | 11.8 | 10.3 |
| 2021-05-09 15:00 | 11.2 | 110.9 | 1.5 | 429.4 | 9.9 | - |
| 2021-05-09 14:00 | 12.8 | 120.2 | 2.7 | 430.2 | 15.7 | 13.1 |
| 2021-05-09 13:00 | 13.5 | 112.0 | 2.1 | 436.5 | 18.4 | 16.7 |
| 2021-05-09 12:00 | 14.6 | 91.2 | 2.2 | 429.5 | 18.0 | 16.6 |
| 2021-05-09 11:00 | 19.5 | 61.1 | 2.1 | 439.6 | 18.7 | 13.5 |
| 2021-05-09 10:00 | 19.1 | 53.2 | 1.4 | 424.2 | 17.4 | 11.9 |
| 2021-05-09 09:00 | 14.2 | 50.7 | 1.5 | 407.9 | 13.9 | 12.2 |
| 2021-05-09 08:00 | 21.9 | 27.3 | 1.7 | 483.5 | 13.3 | - |
| 2021-05-09 07:00 | 28.2 | 4.2 | 2.1 | 682.4 | 14.8 | 12.7 |
| 2021-05-09 06:00 | 26.2 | 9.6 | 1.3 | 516.7 | 15.0 | 11.4 |
| 2021-05-09 05:00 | 31.2 | 6.8 | 1.2 | 530.3 | 15.4 | 9.6 |
| 2021-05-09 04:00 | 20.0 | 27.5 | 1.5 | 488.1 | 16.5 | 10.3 |
| 2021-05-09 03:00 | 18.3 | 34.5 | 1.8 | 453.3 | 16.8 | 14.3 |
| 2021-05-09 02:00 | 26.2 | 22.1 | 1.4 | 498.4 | 16.0 | - |
| 2021-05-09 01:00 | 31.5 | 16.5 | 1.5 | 502.6 | 17.0 | 15.6 |
| 2021-05-09 00:00 | 35.7 | 21.8 | 1.8 | 494.1 | 15.7 | - |
| 2021-05-08 23:00 | 43.3 | 22.0 | 1.4 | 511.1 | 20.0 | 17.3 |
| 2021-05-08 22:00 | 44.8 | 20.2 | 1.1 | 556.8 | 25.4 | 15.7 |
| 2021-05-08 21:00 | 34.0 | 40.0 | 1.1 | 457.7 | 18.0 | 12.5 |
| 2021-05-08 20:00 | 34.4 | 45.3 | 1.3 | 462.6 | 18.2 | 14.9 |
| 2021-05-08 19:00 | 24.3 | 70.0 | 1.4 | 433.1 | 24.7 | 18.7 |
备注：
(1) 显示的是香港时间。
(2) PM10 - 可吸入悬浮粒子
PM2.5 - 微细悬浮粒子
(3) 显示浓度为微克/立方米 。
(4) 污染物浓度资料是以环境保护署空气质素监测网络的实时数据计算。
(5) 因暂停供电，铜锣湾路边空气质素监测站的 PM10 及 PM2.5 监测將于2021年5月12日早上十时起暂停，直至另行通知。不便之处，敬请原谅。
