Eastern
| Date Time | NO2 | O3 | SO2 | CO | PM10 | PM2.5 |
|---|---|---|---|---|---|---|
| 2022-01-23 00:00 | 28.6 | 56.3 | 0.7 | - | 5.1 | - |
| 2022-01-22 23:00 | 38.6 | 52.1 | 0.7 | - | 7.8 | 1.6 |
| 2022-01-22 22:00 | 31.3 | 52.9 | 0.5 | - | 10.0 | 4.0 |
| 2022-01-22 21:00 | 36.8 | 48.1 | 0.5 | - | 10.3 | 5.4 |
| 2022-01-22 20:00 | 45.2 | 41.4 | 0.6 | - | 9.4 | 0.6 |
| 2022-01-22 19:00 | 58.7 | 33.8 | 0.4 | - | 9.4 | - |
| 2022-01-22 18:00 | 63.2 | 31.2 | 0.3 | - | 9.0 | 0.8 |
| 2022-01-22 17:00 | 62.0 | 32.4 | 0.3 | - | 11.3 | 3.0 |
| 2022-01-22 16:00 | 57.1 | 43.1 | 0.5 | - | 12.2 | 7.7 |
| 2022-01-22 15:00 | 59.1 | 40.5 | 0.3 | - | 11.7 | 6.8 |
| 2022-01-22 14:00 | 52.3 | 43.9 | 0.4 | - | 11.4 | 7.8 |
| 2022-01-22 13:00 | 47.7 | 44.7 | 0.4 | - | 9.2 | 6.8 |
| 2022-01-22 12:00 | 56.6 | 35.8 | 0.3 | - | 8.2 | 2.6 |
| 2022-01-22 11:00 | 45.2 | 44.5 | 0.4 | - | 5.6 | 0.6 |
| 2022-01-22 10:00 | 48.5 | 37.9 | 0.5 | - | 3.1 | 0.4 |
| 2022-01-22 09:00 | 55.9 | 28.5 | 0.4 | - | 4.3 | 0.9 |
| 2022-01-22 08:00 | 33.0 | 44.2 | 0.5 | - | 8.0 | 2.4 |
| 2022-01-22 07:00 | 25.8 | 49.8 | 0.5 | - | 10.2 | 3.4 |
| 2022-01-22 06:00 | 22.7 | 55.3 | 0.5 | - | 6.4 | 2.4 |
| 2022-01-22 05:00 | 13.7 | 66.5 | 0.6 | - | 4.7 | 4.0 |
| 2022-01-22 04:00 | 13.3 | 69.3 | 0.7 | - | 7.1 | - |
| 2022-01-22 03:00 | 14.4 | 73.8 | 0.6 | - | 10.2 | - |
| 2022-01-22 02:00 | 17.1 | 69.7 | 0.7 | - | 14.9 | 9.2 |
| 2022-01-22 01:00 | 21.5 | 68.9 | 0.6 | - | 14.8 | 7.8 |
Remarks:
(1) Time shown is in Hong Kong time.
(2) NO2 - nitrogen dioxide, O3 - ozone,
SO2 - sulphur dioxide, CO - carbon monoxide,
PM10 - respirable suspended particulates,
PM2.5 - fine suspended particulates
(3) Concentration shown is in µg/m3.
(4) The pollutant concentration is based on real time data taken directly from EPD's Air Quality Monitoring Network.
