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. Author manuscript; available in PMC: 2012 May 1.
Published in final edited form as: Sci Total Environ. 2011 Mar 22;409(11):2133–2142. doi: 10.1016/j.scitotenv.2011.02.025

Table 6.

5-site average correlations between the regional averages and the respective site concentrations for PM2.5 mass concentrations, source contributions, and selected PM2.5 chemical components

Average PM2.5 Regional Sulfur Motor Vehicle Road Dust Oil Combustion Sea Salt
0.89 0.87 0.73 0.68 0.62 0.53
Average EC Zn Pb Cu Br Si Fe Al Ca
0.76 0.77 0.44 0.57 0.59 0.74 0.63 0.65 0.65
Ba Ti S K V Ni Na Cl Mn
0.26 0.58 0.91 0.85 0.55 0.52 0.71 0.52 0.28