Table 4.2 Summary Table of 24-hour TSP Monitoring Results during the Reporting Period

Month	Monitoring Station	Concentration (µg/m3)		Action Level, µg/m³	Limit Level, µg/m³
Month	Monitoring Station	Average	Range	Action Level, µg/m³	Limit Level, µg/m³
December 2014	AMS1	87	37 – 128	170	260
December 2014	AMS4	76	15 – 116	171
January 2015	AMS1	119	52 – *365	170
January 2015	AMS4	72	48 – 113	171
February 2015	AMS1	104	37 – 244	170
February 2015	AMS4	92	41 – 158	171

* 24-hr TSP monitoring result at AMS1 on 30 January 2015 is considered invalid due to the filter paper was contaminated by mold