Average light extinction (1/Mm) and percentage contributions to the aerosol light extinction (Bep) of the major aerosol chemical components in 20% best, middle 60%, and 20% worst days based on data available during the year of 1997-2002

Location Data Sulfate Nitrate OMC LAC Soil CM Aerosol Ext   Sulfate% Nitrate% OMC% LAC% Soil% CM%
SAGU1 20% Best 3.94 0.89 2.63 1.39 1.50 2.28 12.63   31.2% 7.1% 20.8% 11.0% 11.9% 18.1%
SAGU1 Middle 60% 6.34 1.60 3.69 2.00 2.51 3.51 19.65   32.3% 8.2% 18.8% 10.2% 12.8% 17.8%
SAGU1 20% Worst 8.31 6.22 6.63 2.97 4.67 6.66 35.46   23.4% 17.5% 18.7% 8.4% 13.2% 18.8%
SAGU1 Average 6.28 2.42 4.09 2.08 2.76 3.92 21.54   29.1% 11.2% 19.0% 9.7% 12.8% 18.2%