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Environmental Laboratories Working to Restore Nature 42501 Albrae Street Fremont,CA 94538 Phone (510)623-0775 FAX (510651-875422 5 -854 3 ANALYSIS REPORT 10201ab frm Attention Mr Dave Stavarek Date Sampled- 03-02 to 05-92 RESNA/Applied Geosystems Date Received 03-06-92 3164 Gold Camp Dr, Ste 200 BTEX Analyzed- 03-02/10-92 Rancho Cordova, CA 95670 TPHg Analyzed: 03-02/10-92 Project: AGS 38032-7 TPHd Analyzed: NR Matrix- Soil Ethyl- Total Benzene Toluene benzene Xylenes TPHg TPHd Ram— P� Pam— onm PP-m— PP—M Detection Limit 0 005 0 005 0 005 0 005 10 10 SAMPLE Laboratory Identification S-50-B7 ND ND ND ND ND NR 51203218 S-15-B8 ND ND ND ND ND NR 51203219 S-35-B8 0 017 ND ND 0 009 ND NR 51203220 S-50-B8 013 0 014 0 019 0 059 21 NR 51203221 S-20-B10 ND ND ND ND ND NR S1203222 PPM = parts per million = mg/kg = milligrams per kilogram ND = Not detected Compound(s)may be present at concentrations below the detection limit NR = Analysts not requested ANALYTICAL PROCEDURES BTEX--Benzene,toluene,ethylbenzene,and total xylene isomers(BTEX)are measured by extraction using EPA Method 5030 followed by analysts using EPA Method 8020/602,which utilizes a gas chromatograph(GC)equipped with a phototontzatton detector (PID)and a flame-tontzatton detector(FID) to series TPHg--Total petroleum hydrocarbons as gasoline(low-to-medium boiling points)are measured by extraction using EPA Method 5030, followed by analysts using modified EPA Method 8015,which utilizes a GC equipped with an FID TPHd—Total petroleum hydrocarbons as diesel(high boiling points)are measured by extraction using EPA Method 3550 for soils and EPA Method 3510 for ter, followed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID _ March 11. 1992 Laboratory Representative Date Reported RESNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESnNG LABORATORY (CerttGcatton No 1211)