Table 2:

An overview of the sampling program, in the two study sites from August 1999 to May 2000

	Morinda	Mandi-Gobindgarh
Number of samples	25	35
Collection time	12/36 hrs.	12/36 hrs.
Flow rate	3/8 lt. per min.	3/8 lt. per min.
Levels of PM2.5	24–90 μg/m3	32–100 μg/m3
Levels of PMCF	33–102 μg/m3	34–126 μg/m3
Average PM2.5	42.18 μg/m3	70.00 μg/m3
Average PM10	99.54 μg/m3	161.20 μg/m3