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The analytical results for the water samples are presented in Table 1. <br /> The laboratory data sheets and the chain-of-custody forms are enclosed. <br /> TABLE 1 <br /> ANALYTICAL RESULTS FOR WATER SAMPLES <br /> Ethyl Total Total Organic <br /> Sample TPH Benzene Toluene benzene xylene EDB lead <br /> No. (mg/1) (ug/1) (ug/1) (ug/1) (ug/1) (ug/1) (ug/1) <br /> 1 N/A 2,200 71 220 400 NIA N/A <br /> #1B 59 N/A N/A N/A N/A N/A N/A <br /> #2 H/A 10,000 32,000 11,000 110,000 N/A N/A <br /> #2B 86 N/A NIA N/A N/A 6.2 ND <br /> N/A = Not applicable <br /> r IND x Not detected <br /> 3 <br /> Analytical results .. of the two water samples indicate petroleum <br /> hydrocarbons are present in the groundwater. Water samples collected <br /> ' from the open tank excavation may not be. indicative of actual ground water <br /> quality. <br /> Y,.ted o"l S.Crepping: , <br /> m To provide a qualitative Indication of contamination, the excavated soil <br /> was screenedn the: field with a photo ionization detector (FID). PID <br /> s .. <br /> readings range c g from 125 to 18$ parts per million by volume (PP <br /> mv) and are <br /> W present in Table 2. The PID screening locations are shown on Plate 2. <br /> TABI E.2 <br /> S-< QUALITATIVE FIELD SCRhIMING RESULTS <br /> a R• <br /> EXCAVATED SOIL <br /> Location _D_ RgMu7�111P m <br /> i <br /> x' 2 165 1:18 <br /> 1:20 <br /> - - - 127 - -- 1:23 <br /> P 125 1:27 <br /> 5 159_: 1:30 <br /> 6 .. 188 1:33 <br /> gt ; <br /> The PID readings indicate petroleum hydrocarbons arepresent in the <br /> y excavated , soil. Laboratory analysis of soil samples would be required to <br /> assess the consistent concentrations in the soil. <br /> KLEINFELDER- 4795 Business Park Drive,Suite C, Sacramento, CA 95827 (916) 366-1701 <br /> .. Vit. 4... .. - .....,,.,,. _.....,..... ...,...... <br /> MINOR 111111151M <br />