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October 1, 2004 <br /> NOA Project Number: LE03-034 <br /> 6.5 Water Sample Field Tests <br /> ' The following field tests will be performed on a representative ground water sample <br /> taken from each of the monitoring wells: <br /> ' Temperature <br /> • Conductivity <br /> • pH <br /> • Water Level <br /> 6.6 Water Sample Laboratory Tests <br /> ' Water samples will be transported to a California state certified analytical laboratory <br /> where the following Environmental Protection Agency (EPA) tests will be performed: <br /> Conventional Chemistry Parameters by APHA/EPA Methods <br /> est Parameter DLR Unit Method <br /> Total Alkalin 1.00 mg/ EPA 310.1 <br /> Carbonate Alkalin 1.00 mg/ EPA 310.1 <br /> Bicarbonate Alkalinity 1.00 m / EPA 310.1 <br /> Hydroxide Alkalin 1.00 mg/ EPA 310.1 <br /> ' Calcium 1.0 mg/ EPA 200.7 <br /> Chloride 1.00 mg/L. EPA 300.0 <br /> Specific Conductance C 1.00 umhos/crr. EPA120.1 <br /> ' Fluoride 1.00 Me EPA 300.0 <br /> Hardness as CaCC3 6.6 -g/ Calc. <br /> Total Cations 0.20 meq/ Calc. <br /> ' Total Anions 0.226 meq/ Calc. <br /> Potassium 1.0 m / EPA 200.7 <br /> Methylene Blue Active Substances 0.0500 ing/I EPA 425.1 <br /> Magnesium 1.0 mg/Ll mg/ EPA 200.7 <br /> ' Sodium 1.0 m / EPA 200.7 <br /> Nitrate as NO3 1.00 mg/11 mg/11EPA 300.0 <br /> Nitrate as NO2 0.200 ing/L EPA 300.0 <br /> ' g pH unit EPA 150.1 <br /> Phosphate 0.100 mg/ EPA 300.0 <br /> Total Dissolved Solids 1.00 Ing/ EPA 160.1 <br /> Sulfate as SO4 11.00 Ing/L EPA 300.0 <br /> Metals ONE200 Series Methods <br /> Silica Si02 0.200 ing/14 EPA 200.7 <br /> ' Metals rinkin Water b EPA 200 Series Methods <br /> Boron 1100 ug/4 EPA 200.7 <br /> ' 9 <br />