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 2001-2004

Location Data Sulfate Nitrate OMC LAC Soil Sea Salt CM Aerosol Ext   Sulfate% Nitrate% OMC% LAC% Soil% Sea Salt% CM%
MING1 20% Best 13.59 4.81 5.90 2.17 0.40 0.09 2.96 29.92   45.4% 16.1% 19.7% 7.3% 1.3% 0.3% 9.9%
MING1 Middle 60% 37.03 13.47 11.70 3.97 0.89 0.31 4.53 71.91   51.5% 18.7% 16.3% 5.5% 1.2% 0.4% 6.3%
MING1 20% Worst 96.64 27.88 20.82 5.66 1.32 0.19 6.47 158.98   60.8% 17.5% 13.1% 3.6% 0.8% 0.1% 4.1%
MING1 Average 44.69 14.73 12.44 3.97 0.89 0.24 4.62 81.58   54.8% 18.1% 15.2% 4.9% 1.1% 0.3% 5.7%