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%
INGA1 20% Best 2.78 0.62 2.31 1.01 0.40 1.30 8.42   33.0% 7.4% 27.5% 12.0% 4.7% 15.4%
INGA1 Middle 60% 5.27 1.21 4.54 1.72 1.03 2.87 16.64   31.6% 7.3% 27.3% 10.3% 6.2% 17.2%
INGA1 20% Worst 8.55 2.10 9.63 2.80 2.11 5.37 30.57   28.0% 6.9% 31.5% 9.2% 6.9% 17.6%
INGA1 Average 5.47 1.28 5.17 1.81 1.13 3.09 17.96   30.5% 7.2% 28.8% 10.1% 6.3% 17.2%