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SUMMARY OF WATER QUALITY DATA <br />PROCESS SPECIALTIES, INC. <br />SAN JOAQUIN COUNTY <br />Notes: <br />Ag WQO denotes Agricultural Water Quality Objective <br />US MCL denotes United States EPA Maximum Contaminant Level <br />CA MCL denotes California EPA Maximum Contaminant Level <br />CA SMCL denotes California EPA Secondary Maximum Contaminant Level <br />Units <br />MDL <br />Well -Comp <br />Well -Std <br />F1 Neutral <br />F3_ Neutral <br />WQO <br />WQO Source <br />Chloride <br />mg/L <br />1.6 <br />140 <br />120 <br />2.2 <br />3.8 <br />106 <br />Ag WQO <br />Sulfate <br />mg/L <br />1.4 <br />46 <br />54 <br />160 <br />370 <br />500 <br />US MCL <br />Nitrate - N <br />mg/L <br />0.08 <br />13 <br />NA <br />NA <br />NA <br />10 <br />CA MCL <br />TDS <br />mg/L <br />1 <br />510 <br />640 <br />380 <br />690 <br />450 <br />Ag WQO <br />Turbidity <br />NTU <br />0.1 <br />0.90 <br />NA <br />NA <br />NA <br />1.0 <br />CA MCL <br />Total Hardness (CaCO3) <br />mg/L <br />0.083 <br />240 <br />NA <br />NA <br />NA <br />-- <br />Ca Hardness (CaCO3) <br />mg/L <br />0.083 <br />170 <br />NA <br />NA <br />NA <br />-- <br />-- <br />Calcium <br />mg/L <br />0.04 <br />67 <br />NA <br />NA <br />NA <br />-- <br />-- <br />Magnesium <br />mg/L <br />0.01 <br />17 <br />NA <br />NA <br />NA <br />-- <br />Barium <br />mg/L <br />0.002 <br />0.059 <br />NA <br />NA <br />NA <br />1.0 <br />CA MCL <br />Silver <br />mg/L <br />0.002 <br />0.072 <br />NA <br />NA <br />NA <br />0.1 <br />CA SMCL <br />Zinc <br />mg/L <br />0.002 <br />0.027 <br />NA <br />NA <br />NA <br />2.0 <br />Ag WQO <br />Potassium <br />mg/L <br />0.037 <br />26 <br />NA <br />NA <br />NA <br />-- <br />Sodium <br />mg/L <br />0.014 <br />77 <br />78 <br />84 <br />180 <br />69 <br />Ag WQO <br />Fluoride <br />mg/L <br />0.04 <br />NA <br />NA <br />0.96 <br />1.5 <br />1.0 <br />Ag WQO <br />EC <br />umhos/cm <br />1 <br />NA <br />830 <br />430 <br />920 <br />700 <br />Ag WQO <br />pH <br />std. <br />0.1 <br />NA <br />NA <br />7 <br />6.8 <br />6.5-8.4 <br />Ag WQO <br />Iron <br />mg/L <br />0.002 <br />ND <br />NA <br />NA <br />NA <br />0.3 <br />CA SMCL <br />Aluminum <br />mg/L <br />0.004 <br />ND <br />NA <br />NA <br />NA <br />0.2 <br />CA SMCL <br />Calcium <br />mg/L <br />0.04 <br />67 <br />NA <br />NA. <br />NA <br />-- <br />Magnesium <br />mg/L <br />0.01 <br />17 <br />NA <br />NA <br />NA <br />-- <br />Manganese <br />mg/L <br />0.003 <br />ND <br />NA <br />NA <br />NA <br />0.05 <br />CA SMCL <br />Antimony <br />mg/L <br />0.004 <br />ND <br />NA <br />NA <br />NA <br />0.006 <br />CA MCL <br />Arsenic <br />mg/L <br />0.005 <br />ND <br />NA <br />NA <br />NA <br />0.01 <br />CA MCL <br />Barium <br />mg/L <br />0.002 <br />0.059 <br />NA <br />NA <br />NA <br />1.0 <br />CA MCL <br />Beryllium <br />mg/L <br />0.002 <br />ND <br />NA <br />NA <br />NA <br />0.004 <br />CA MCL <br />Cadmium <br />mg/L <br />0.001 <br />ND <br />NA <br />NA <br />NA <br />0.005 <br />CA MCL <br />Chromium <br />mg/L <br />0.002 <br />ND <br />NA <br />NA <br />NA <br />0.05 <br />CA MCL <br />Cobalt <br />mg/L <br />0.002 <br />ND <br />NA <br />NA <br />NA <br />0.05 <br />Ag WQO <br />Copper. <br />mg/L <br />0.003 <br />ND <br />NA <br />NA <br />NA <br />0.2 <br />Ag WOO <br />Lead <br />mg/L <br />0.005 <br />ND <br />NA <br />NA <br />NA <br />0.015 <br />CA MCL <br />Molybdenum <br />mg/L <br />0.002 <br />ND <br />NA <br />NA <br />NA <br />0.01 <br />Ag WQO <br />Nickel <br />mg/L <br />0.002 <br />ND <br />NA <br />NA <br />NA <br />0.1 <br />CA MCL <br />Selenium <br />mg/L <br />0.004 <br />ND <br />NA <br />NA <br />NA <br />0.02 <br />Ag WQO <br />Silver <br />mg/L <br />0.002 <br />0.072 <br />NA <br />NA <br />NA <br />0.1 <br />CA SMCL <br />Thallium <br />mg/L <br />0.004 <br />ND <br />NA <br />NA <br />NA <br />2.0 <br />CA MCL <br />Vanadium <br />mg/L <br />0.004 <br />ND <br />NA <br />NA <br />NA <br />0.1 <br />Ag WQO <br />Zinc <br />mg/L <br />0.002 <br />0.027 <br />NA <br />NA <br />NA <br />2.0 <br />Ag WQO <br />Notes: <br />Ag WQO denotes Agricultural Water Quality Objective <br />US MCL denotes United States EPA Maximum Contaminant Level <br />CA MCL denotes California EPA Maximum Contaminant Level <br />CA SMCL denotes California EPA Secondary Maximum Contaminant Level <br />