Laserfiche WebLink
HISTORICAL SUMMARY OF ANALYTICAL RESULTS <br />FOOTHILL SANITARY LANDFILL <br />Units: mg/l, unless noted <br />Sample Designation LW -1 LW -1 LW -1 LW -1 LW -1 LW -1 LW -1 LW -1 MW -3 MW -3 MW -3 MW -3 <br />Sampling Date 10/2/1992 1/5/1993 4/1/1993 7/1/1993 10/4/1993 1/5/1994 7/5/1994 11/28/1994 1/16/1995 4/20/1995 7/6/1995 10/11/1995 <br />Ouarterly Monitorine and Field Parameters <br />8.6 <br />9 <br />9 <br />3.6 <br />3.8 <br />3.7 <br />3.5 <br />230 <br />Volatile Organic Compounds (ug/1) <br />179 <br />260 <br />28 [1] <br />4.3 <br />5 <br />6 <br />7.74 <br />7.83 <br />Methylene Chloride <br />7.62 <br />304 <br />275 <br />295 <br />286 <br />100.6 <br />140 <br />136 <br />Trichloroethene (TCE) <br />18.1 <br />19.8 <br />21.5 <br />22.5 <br />1,1-Dichloroethene <br />Chloroform <br />Chlorobenzene <br />Chloride <br />8 <br />9 <br />8 <br />8 <br />8 <br />10 <br />14 <br />9.5 <br />Nitrate -Nitrogen <br />1.2 <br />1.2 <br />1.2 <br />1.1 <br />1.1 <br />1.1 <br />1.1 <br />1.2 <br />Total Dissolved Solids <br />220 <br />240 <br />200 <br />210 <br />220 <br />230 <br />240 <br />182 <br />Sulfate <br />14 <br />14 <br />14 <br />14 <br />14 <br /><8 <br />16 <br />15 <br />pH (std. units) (field) <br />6.86 <br />6.47 <br />7.37 <br />6.50 <br />6.40 <br />7.42 <br />7.82 <br />7.68 <br />Electrical Conductivity (umhos/cm) (field) <br />329 <br />281 <br />317 <br />315 <br />276 <br />297 <br />300 <br />313 <br />Turbidity (NTU) (field) <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />1.6 <br />Temperature (°C) (field) <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />17.3 <br />Constituents of Concern Parameters <br />Semivolatile Organic Compounds <br />(EPA Method 3520/8270) <br />All Compounds <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />ND <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 <br />ND <br />Chlorinated Herbicides <br />(EPA Method 8150A Modified) <br />All Compounds <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />NR <br />ND <br />s = Trace Concentration <br />[1] This analytical result appears to be anomalous and therefore was not used in <br />statistical evaluation procedures. <br />ND = Not Detected <br />NR = Not Required <br />0.9 <0.43 <0.4 <0.4 <br />10 <br />8.6 <br />9 <br />9 <br />3.6 <br />3.8 <br />3.7 <br />3.5 <br />230 <br />220 <br />179 <br />260 <br />28 [1] <br />4.3 <br />5 <br />6 <br />7.74 <br />7.83 <br />7.80 <br />7.62 <br />304 <br />275 <br />295 <br />286 <br />100.6 <br />140 <br />136 <br />68 <br />18.1 <br />19.8 <br />21.5 <br />22.5 <br />NR NR NR NR <br />NR NR NR NR <br />NR NR NR NR <br />Page 9 of 22 <br />N:\XLS\0939\00408\Hist, Revision 1:3/31/2000 QA/QC <br />