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%
KALM1 20% Best 2.12 0.54 2.70 0.87 0.05 0.71 7.00   30.4% 7.7% 38.5% 12.4% 0.8% 10.2%
KALM1 Middle 60% 7.34 1.91 5.13 1.39 0.22 1.46 17.44   42.1% 10.9% 29.4% 8.0% 1.2% 8.4%
KALM1 20% Worst 12.28 4.57 50.07 12.91 0.49 3.42 83.73   14.7% 5.5% 59.8% 15.4% 0.6% 4.1%
KALM1 Average 7.32 2.18 13.75 3.62 0.24 1.71 28.82   25.4% 7.6% 47.7% 12.6% 0.8% 5.9%