Table 1. Average PM10‐2.5, PM2.5, OC, EC and TC concentrations±associated
standard deviations along with the percent contribution of each to the
average PM10 concentration
Concentration (μg m‐3) Percent of PM10
PM10‐2.5 7.6±4.9 36.4
PM2.5 13.4±9.9 63.6
OC 6.5±4.7 30.9
EC 3.4±2.7 16.2
TC 9.9±7.4 47.1