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Units: mg/l, unless noted <br />WSTORIMMMAKNALWNRESAW <br />GROUNDWATER <br />FOOTHILL SANITARY LANDFILL <br />Sample Designation <br />Sampling Date <br />MWA MW -1 <br />7/10/89 10/20/89 <br />MWA <br />1/18/90 <br />MWA <br />4/5/90 <br />MW -1 <br />7/12/90 <br />MW -1 <br />10/2/90 <br />MW -1 MW -1 MW -1 <br />1/14/91 4/3/91 7/18/91 <br />MWA <br />10/10/91 <br />MW -1 <br />1/10/92 <br />MW -1 <br />4/3/92 <br />MWA <br />7/1/92 <br />MW -1 <br />10/2/92 <br />MW -1 <br />1/5/93 <br />MW -1 <br />7/1/93 <br />MWA <br />10/4/93 <br />MWA <br />1/5/94 <br />MWA <br />4/5/94 <br />MW -1 <br />7/5/94 <br />Monitoring and Field Parameters <br />General Water Quality Parameters <br />Temperature (°C) (field) <br />NR <br />14 <br />NR <br />NR <br />NR <br />NR <br />NR NR NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />Chloride <br />11 <br />7.1 <br />6 <br />6.9 <br />6.5 <br />5.7 <br />6.4 6.8 6.7 <br />6.4 <br />NR <br />13 <br />6 <br />6 <br />6 <br />6 <br />5 <br />7 <br />5 <br />7 <br />Nitrate -Nitrogen <br />[0.67] <br />3.1 <br />2.5 <br />2.5 <br />2.5 <br />2.6 <br />NR NR NR <br />NR <br />2.4 <br />3.4 <br />2.4 <br />2.5 <br />2.5 <br />2.3 <br />2.4 <br />1.3 <br />2 <br />1.4 <br />Total Dissolved Solids <br />151 <br />180 <br />177 <br />185 <br />[93] <br />181 <br />131 165 197 <br />191 <br />240 <br />180 <br />210 <br />180 <br />220 <br />200 <br />200 <br />210 <br />220 <br />220 <br />Sulfate <br />7 <br />2.3 <br />7.3 <br />7 <br />6.7 <br />6.3 <br />6.7 6.5 6.6 <br />6.8 <br /><8 <br /><8 <br />7 <br />7 <br />7 <br />6 <br />6 <br /><8 <br /><8 <br />10 <br />pH (std. units) (field) <br />8.00 <br />7.19 <br />NR <br />NR <br />NR <br />NR <br />NR NR NR <br />NR <br />7.56 <br />7.35 <br />7.50 <br />7.66 <br />8.02 <br />7.46 <br />6.79 <br />7.80 <br />7.62 <br />7.89 <br />Electrical Conductivity (umhos/cm) (field) <br />291 <br />284 <br />NR <br />NR <br />NR <br />NA <br />NR NR NR <br />NR <br />271 <br />244 <br />248 <br />307 <br />300 <br />301 <br />248 <br />305 <br />294 <br />_ <br />281 <br />Turbidity (NTU) (field) <br />NR <br />10.7 <br />NR <br />NR <br />NR <br />NR <br />NR NR NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />Calcium <br />Potassium <br />Magnesium <br />Sodium <br />Volatile Organic Compounds (uP 1 <br />Trichloroethene (TCE) <br />1,1-Dichloroethene <br />Chloroform <br />Benzene <br />m/p-Xylene <br />_ Chlorobenzene <br />Methylene Chloride <br />Acetone <br />Napthalene <br />Methyl ter -butyl ether <br />Toluene <br />1,4 -Dichlorobenzene <br />Tetrachloroethene <br />2-Butanone <br />1,3-Dichloropropane <br />Chloromethane <br />Chloroethane <br />Carbon disulfide <br />1,2,4-Trimethylbenzene <br />1,3,5-Trimethylbenzene <br />Constituents of Concern Parameters <br />Semivolatile Organic Compounds (EPA Method 3520/8270) <br />All Compounds <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR NR NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />Organochlorine Pesticides and Polychlorinated Biphenyl's <br />(EPA Method 3510/8080) <br />All Compounds _ <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR NR NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />' = Trace Concentration <br />[I ] This analytical result appears to be anomalous and therefore was not used <br />( I } Parameter also detected in one or more quality control blanks <br />ND = Not Detected <br />NM = Not Measured <br />NR = Nro V. -;-A <br />in statistical <br />evaluation <br />procedures. <br />n:\consulting\data\shared\projects\xls\qmr\79\791289\FH012208g1 (2).xis <br />