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%
BLIS1 20% Best 1.51 0.54 1.45 0.55 0.13 0.49 4.67   32.3% 11.5% 31.0% 11.9% 2.9% 10.4%
BLIS1 Middle 60% 3.69 1.45 4.48 1.48 0.47 1.44 13.00   28.4% 11.1% 34.4% 11.4% 3.6% 11.1%
BLIS1 20% Worst 6.17 2.86 11.55 3.13 1.05 2.28 27.05   22.8% 10.6% 42.7% 11.6% 3.9% 8.4%
BLIS1 Average 3.78 1.56 5.35 1.64 0.52 1.43 14.29   26.5% 10.9% 37.4% 11.5% 3.7% 10.0%