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Environmental Labs m <br /> 4946 Watt Avenue, 138 <br /> North Highlands, CA 95660 ° <br /> (916)334-8661 <br /> ' ANALYSIS REPORT <br /> Attention- Mr Dave Diem Date Sampled 07-01-94 <br /> GEOCON Date Received 07-01-94 <br /> 11333 Sunco Drive, Suite 100 BTEX Analyzed 07-12-94 <br /> ' Rancho Cordova, CA 95742 TPI-Ig Analyzed: 07-12-94 <br /> Project # 58080-06-01 Matrix- Water <br /> Ethyl- Total <br /> Benzene Toluene benzene Xylenes TPHg <br />' PPB PPB PPB PPB PPB <br /> Reporting Limit 05 0 5 05 05 50 <br />' SAMPLE <br /> Laboratory Identification <br /> MW-(A) ** ND ND ND ND ND <br /> W0794035 <br />' PPB = Parts per billion = ug/L = micrograms per liter <br /> ** = Poor surrogate recovery(69%)due to matrix interference <br /> ND = Not Detected Compound(s) may be present at concentrations below the reporting lima <br />' ANALY17CA1,PROCEDURES <br /> UffM— Ilen7ene, totuone,ethytbenycnc, and total xylene isomers (BITX)are anaiyred by using EPA Method 602 which utdtres a gas <br />' chromatograph(GQ equipped with a pholmom781ion detector(P11)) <br /> 17IIg--total petroleum hydrocarbons as gasoline(low-to-medium boiling points)are analyzed by using modified UPA Method 8015,which <br /> utilizes a GC equipped with an FID <br /> 07-12-94 <br /> bo atory Representative Date Reported <br /> J <br /> EXCELCHEM ENVIRONMLNTAL LABS IS CERT II"IED BY TILE sTATE OI CALIFORNIA <br /> DEPARTMENT of [IrALIll SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br />' (Certification No 1760) <br />