Laserfiche WebLink
HISTORICAL SUMMARY OF ANALYTICAL RESULTS <br /> GROUNDWATER <br /> FOOTHILL SANITARY LANDFILL <br /> MW-1 <br /> Units:mq/l unless noted <br /> Sample Designation MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 MW-1 <br /> Sampling Date 1/5/94 4/5/94 7/5/94 11/28/94 4/21/95 7/6/95 10/11/95 1/5/96 4/2/96 7/9/96 10/2/96 1/16/97 4/10/97_7/10/97 10/3/97 3/11/98 4/30/98 <br /> Monitoring and Field Parameters <br /> General Water Quality Parameters <br /> Chloride 7 5 7 6.3 4.9 5 6 6 5 6 6 4.7 4.7 4.7 6.1 8 6.8 <br /> Nitrate-Nitrogen 13 2 1.4 2.4 2.6 2.4 2.3 2.1 2.5 2.3 2.9 2.1 2.4 2.3 2.4 3.4 2.8 <br /> Total Dissolved Solids 210 220 220 186 200 160 240 230 230 250 210 225 187 194 216 196 186 <br /> Sulfate <8 <8 10 6.5 4.9 6 7 6 6 6 7 4.9 5.1 4.8 6 6.5 6.6 <br /> pH(std units)(field) 7.80 7.62 7.89 8.48 7.89 7.81 7.86 7.97 7.35 7.65 7.25 9.28 7.65 7.83 7.93 7.97 8.03 <br /> Electrical Conductivity(umhos/cm 305 294 281 287 245 263 269 246 236 257 245 610 153 173 278 224 245 <br /> Turbidity(NTU)(field) NR NR NR 36.9 18 34 14 11 20.8 51.9 16.9 2.27 3.47 2.69 56.5 1 29.6 <br /> Temperature(°C)(field) NR NR NR 13.7 20.2 22.5 21.5 18.6 21.3 22.3 21.8 15.2 24.4 21.5 22 19.5 20.6 <br /> Volatile Organic Compounds(ug/1) -- <br /> Methylene Chloride <br /> Trichloroethene(TCE) <0.89 <0.89 <0.89 <br /> <0.72 <0.72 <0.72 <br /> Chloroform <br /> ethene <0.83 <0.83 <0.83 <br /> Chloroform <br /> Chlorobenzene <br /> Acetone <br /> Napthalene <br /> Methyl ter-butyl ether <br /> Toluene <br /> 1 4 Dichlorobenzene <br /> Tetrachloroethene <br /> 2-Butanone -- - ---- ------- ------ ----- <br /> 1,3-Dichloroproap ne- - --------_------ -- --- -- <br /> Chloromethane <br /> Constituents of Concern Parameters <br /> Semivolatile Organic Compounds <br /> _(EPA Method 3520/8270) <br /> All Compounds NR NR NR ND NR NR NR NR NR NR NR NR NR NR NR NR NR <br /> Organochlorine Pesticides and Polychlorinated Biphenyl's <br /> (EPA Method 3510/8080) <br /> All Compounds NR NR NR ND NR NR NR NR NR NR NR NR NR NR NR NR NR <br /> Chlorinated Herbicides <br /> (EPA Method 8150A Modified) <br /> All Compounds NR NR NR ND NR NR NR NR NR NR NR NR NR NR NR NR NR <br /> °=Trace Concentration <br /> [1]This analytical result appears to be anomalous and therefore was not used in statistical evaluation procedures. <br /> ND=Not Detected <br /> NR=Not Required <br /> MW-1:Printed:3/4/03 3 of 24 <br />