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Environmental Laboratories <br />RECEIVED MAY 1 0 1993 <br />Aff9 MA <br />Working To Restore Nature <br />ppb = parts per billion = ug/L, = micrograms per liter <br />ND = Not detected. Compound(&) may be present at concentrations below the detection limit. <br />NR = Analysis not requested. <br />ANALYTICAL PROCEDURES <br />BTEX: Benzene, toluene ethylbenzene, and total xylene isomers (BTEX) are measured by extraction using EPA Method 5030 <br />followed by analysis using EPA Method 80201602, which utilizes a gas chromatograpb (GC) equipped with a photoionization detector <br />(PID) and a flame -ionization detector (FID) in series. <br />TPHg: Total petroleum hydrocarbons as gasoline (low to medium boiling points) are measured by extraction using EPA Method 5030, <br />followed by analysis using modified EPA Method 8015, which utilizes a GC equipped with an FID. <br />TPHd: Total petroleum hydrocarbons as diesel (high boiling points) are measured by extraction using EPA Method 3550 for soils and <br />EPA <br />I �M�etthjod 3511,0 for water, followed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID. <br />li it i T6 QU— May 5, 1993 <br />Laboratory ReprWsentative Date Reported <br />RESNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA <br />DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br />(Certification No. 1211) <br />42501 Albrae Street • Fremont, CA 94538µe Picone: (510) 623-0775 •(800) 247-5223 • FAX: (510) 651-8754 <br />ANALYSIS <br />REPORT <br />Attention: <br />John Lane <br />Date Sampled: <br />04-21-93 <br />RESNA <br />Date Received: <br />04-23-93 <br />1710 Main Street <br />BTEX Analyzed: <br />04-23-93 <br />Escalon, California 95320 <br />TPHg Analyzed: <br />04-23-93 <br />Project: <br />11020.OL, Project W0541.00 <br />TPHd Analyzed: <br />04-28-93 <br />Corrigan Property, Stockton <br />Matrix: <br />Water <br />Ethyl <br />Total <br />Benzene Toluene <br />Benzene <br />Xylenes <br />TPHg <br />TPHd <br />__ ppb ppb <br />ppb <br />ppb <br />ppb <br />Ppb <br />Detection Limit: <br />0.5 0.5 <br />0.5 <br />0.5 <br />50 <br />50 <br />SAMPLE <br />Laboratory Identification <br />CP MW1 <br />ND ND <br />ND <br />ND <br />ND <br />ND <br />W1304227 <br />CP MW2 <br />ND ND <br />ND <br />ND <br />ND <br />ND' <br />W1304228 <br />CP MW3 <br />ND ND <br />ND <br />ND <br />ND <br />ND <br />W1304229 <br />ppb = parts per billion = ug/L, = micrograms per liter <br />ND = Not detected. Compound(&) may be present at concentrations below the detection limit. <br />NR = Analysis not requested. <br />ANALYTICAL PROCEDURES <br />BTEX: Benzene, toluene ethylbenzene, and total xylene isomers (BTEX) are measured by extraction using EPA Method 5030 <br />followed by analysis using EPA Method 80201602, which utilizes a gas chromatograpb (GC) equipped with a photoionization detector <br />(PID) and a flame -ionization detector (FID) in series. <br />TPHg: Total petroleum hydrocarbons as gasoline (low to medium boiling points) are measured by extraction using EPA Method 5030, <br />followed by analysis using modified EPA Method 8015, which utilizes a GC equipped with an FID. <br />TPHd: Total petroleum hydrocarbons as diesel (high boiling points) are measured by extraction using EPA Method 3550 for soils and <br />EPA <br />I �M�etthjod 3511,0 for water, followed by modified EPA Method 8015 with direct sample injection into a GC equipped with an FID. <br />li it i T6 QU— May 5, 1993 <br />Laboratory ReprWsentative Date Reported <br />RESNA ENVIRONMENTAL LABORATORY IS CERTIFIED BY THE STATE OF CALIFORNIA <br />DEPARTMENT OF HEALTH SERVICES AS A HAZARDOUS WASTE TESTING LABORATORY <br />(Certification No. 1211) <br />42501 Albrae Street • Fremont, CA 94538µe Picone: (510) 623-0775 •(800) 247-5223 • FAX: (510) 651-8754 <br />