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Table 3 APCS sources profiles for the data collected during the Summer season 2006 in all the monitoring stations investigated

From: PM10and gaseous pollutants trends from air quality monitoring networks in Bari province: principal component analysis and absolute principal component scores on a two years and half data set

  Viale Archimede, Bari (urban site) San Nicola sport stadium, Bari (suburban site) Viale King, Bari (urban site)
  I Source II Source III Source I Source II Source III Source I Source II Source III Source
NOx 29.25 6.56 21.07 13.15 3.80 6.89 20.38 3.74 23.74
Benzene 0.468 0.239 0.515 0.066 0.264 0.353 0.521 0.139 0.450
Toluene 1.688 0.952 1.685 0.794 0.409 0.402 1.223 0.943 1.570
CO 0.121 0.045 0.110 0.054 0.066 0.044 0.086 0.049 0.726
PM10 3.91 23.06 4.96 3.35 25.45 2.57 3.29 24.46 1.77
  Altamura, prov. of Bari ( urban site) Andria, prov. of Bari ( urban site) Monopoli, prov. of Bari ( urban site)
  I Source II Source III Source I Source II Source III Source I Source II Source III Source
NOx 12.40 2.28 8.35 25.87 1.26 13.56 18.02 2.71 18.05
Benzene 0.100 0.056 0.368 0.691 0.122 0.246 0.848 0.278 0.276
Toluene 0.278 0.358 1.466 1.501 0.720 1.277 1.649 0.525 1.392
CO 0.116 0.039 0.081 0.340 0.014 0.133 0.187 0.033 0.060
PM10 1.19 40.45 6.92 1.74 17.69 1.07 3.21 38.12 1.29
  1. Parameter’s unit is ug/m3.