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Table 4 APCS Sources profiles for the data collected during the Winter 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 35.52 15.65 21.65 20.74 4.13 12.84 62.46 21.17 18.41
Benzene 0.537 1.074 0.391 0.178 0.706 0.729 0.866 1.356 0.822
Toluene 1.943 2.726 1.192 0.647 1.038 0.663 2.436 3.244 3.622
CO 0.204 0.114 0.080 0.108 0.135 0.123 0.339 0.326 0.159
PM10 1.38 23.93 1.03 1.83 19.68 4.64 2.76 29.67 2.62
  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 46.16 22.56 10.10 50.30 9.36 10.65 34.09 3.55 15.75
Benzene 0.827 0.852 0.948 0.496 0.514 0.368 0.689 0.637 0.427
Toluene 6.041 8.426 3.781 1.616 1.730 1.573 1.752 1.471 3.063
CO 0.347 0.108 0.077 0.538 0.106 0.114 0.270 0.080 0.116
PM10 1.47 21.93 1.34 1.70 23.54 2.38 2.20 23.89 2.50
  1. Parameters unit is ug/m3.