Average light extinction coefficients (1/Mm) and percentage contributions to the aerosol light extinction coefficients (without Rayleigh scattering) of the major aerosol chemical components in 20% best, middle 60%, and 20% worst days based on data available during 2000-2004

Location Data Sulfate Nitrate OMC LAC Soil Sea Salt CM Aerosol Ext   Sulfate% Nitrate% OMC% LAC% Soil% Sea Salt% CM%
OKEF1 20% Best 19.69 3.66 6.84 2.17 0.44 0.71 2.17 35.69   55.2% 10.3% 19.2% 6.1% 1.2% 2.0% 6.1%
OKEF1 Middle 60% 41.80 5.13 12.27 3.56 0.74 0.72 3.02 67.25   62.2% 7.6% 18.2% 5.3% 1.1% 1.1% 4.5%
OKEF1 20% Worst 102.86 4.88 30.31 6.18 0.84 0.23 3.08 148.40   69.3% 3.3% 20.4% 4.2% 0.6% 0.2% 2.1%
OKEF1 Average 49.94 4.79 14.87 3.82 0.70 0.63 2.86 77.62   64.3% 6.2% 19.2% 4.9% 0.9% 0.8% 3.7%