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 during the year of 1997-2002

Location Data Sulfate Nitrate OMC LAC Soil CM Aerosol Ext   Sulfate% Nitrate% OMC% LAC% Soil% CM%
BALD1 20% Best 2.15 0.46 1.28 0.72 0.26 0.56 5.44   39.6% 8.4% 23.6% 13.3% 4.9% 10.3%
BALD1 Middle 60% 4.67 0.98 2.96 1.12 0.77 1.84 12.34   37.9% 7.9% 24.0% 9.1% 6.2% 14.9%
BALD1 20% Worst 7.76 1.20 12.16 3.59 1.14 2.94 28.79   27.0% 4.2% 42.3% 12.5% 4.0% 10.2%
BALD1 Average 4.79 0.92 4.46 1.53 0.74 1.80 14.25   33.6% 6.5% 31.3% 10.8% 5.2% 12.7%