24-hour TSP Monitoring Results at Station SR77 | ||||||||||||||||||||||
(Yuen Leng 2) | ||||||||||||||||||||||
Sampling Date | Wt. of paper (g) | Elapse Time | Flow Rate (CFM) | Total
Volume (m³) |
TSP
Concentration (¦Ìg/m3) |
Weather | ||||||||||||||||
Initial Wt. | Final Wt. | Wt. of dust | Initial | Final | Sampling Hour | Initial | Final | Avg Flow Rate | ||||||||||||||
2019-08-29 | 74.7 | Cloudy | ||||||||||||||||||||
Notes: | ||||||||||||||||||||||
The electricity supply of HVS at AM1(SR77) was suspended from 16 May 2019 and was no longer available. In order to have a more secure electricity supply, an alternative Handheld TSP | ||||||||||||||||||||||
meter was proposed to use for the temporary monitoring of 24-hr & 1hr air quality from 22 May 2019. | ||||||||||||||||||||||