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flntericait Environmental Nerivork Anicrican Envircttnnenwl Nenrnrk PAGE 3 H2OGEOL PAGE 4 SAMPLE I0: CCW C-WOT-2 DATE SAMPLED: 09/28/94 AEN LAB NO: 9409388-01 DATE RECEIVED: 09/28/94 AEN WORK ORDER: 9409388 REPORT DATE: 10/28/94 CLIENT PROJ. ID: - I AEN (CALIFORNIA) QUALITY CONTROL REPORT METHOD/ REPORTING DATE ANALYTE CAS# RESULT LIMIT UNITS ANALYZED AEN JOB NUMBER: 9409388 Carbon Tetrachloride 56-23-5 NO 5 ug/kg 09/29/94 CLIENT PROJECT ID: - Chlorobenzene 108-90-7 NO 5 ug/kg 09/29/94 Chloroethane 75-00-3 NO 5 ug/kg 09/29/94 2-Chloroethyl Vinyl Ether 110-75-8 NO 5 ug/kg 09/29/94 Chloroform 67-66-3 NO 5 ug/kg 09/29/94 Ouality Control and Pro.iect Summary Chloromethane 74-87-3 NO 5 ug/kg 09/29/94 Oibromochloromethane 124-48-1 NO 5 ug/kg 09/29/94 Sample CCW C-WOT-2 gasoline result shows a non-typical gasoline pattern which 1.2-Dichlorobenzene 95-50-1 NO 5 ug/kg 09/29/94 includes diesel range organics. 1.3-Dichlorobenzene 541-73-1 NO 5 ug/kg 09/29/94 1.4-Dichlorobenzene 106-46-7 NO 5 ug/kg 09/29/94 Reporting limits for sample CCW C-WOT-2 for EPA 8010 were elevated due to high Dichlorodifluoromethane 75-71-8 NO 5 ug/kg 09/29/94 levels of non-target c 1.1-Dichloroethane 75-34-3 NO 5 ug/kg 09/29/94 9 compounds. le for EPA 3550 dila were elevated due to high 9 9 levels of target compounds. Sample was run at a dilution. 1.2•Dichloroethane 107-06-2 NO 5 ug/kg 09/29/94 1.1-Dichloroethene 75-35-4 NO 5 ug/kg 09/29/94 cis-1.2-Dichloroethene 156-59-2 NO 5 ug/kg 09/29/94 All laboratory quality control parameters were found to be within established trans-1.2-Dichloroethene 156-60-5 NO 5 ug/kg 09/29/94 limits. 1,2-Dichloropropane 78-87-5 NO 5 ug/kg 09/29/94 cis-1.3-Dichloropropene 10061-01-5 ND 5 ug/kg 09/29/94 trans•1.3-Dichloropropene 10061-02-6 NO 5 ug/kg 09/29/94 Methylene Chloride 75-09-2 NO 5 ug/kg 09/29/94 1,1.2.2-Tetrachloroethane 79-34-5 NO 5 ug/kg 09/29/94 o.rinitiena Tetrachloroethene 127-18-4 NO 5 ug/kg 09/29/94 Uta arery Centro/ Sedate(arch a sly[gpfc.1, resin Control saaplss of known cempn/clan, ttf and Method Spike 1.1.1-Trichloroethane 11-55-6 NO 5 ug/kg 09/29/94 data.re wee to validate batch mrlyeie.l results. 1.1.2-Trichloroethane 79-00-5 NO 5 ug/kg 09/29/94 Trichloroethene 79-01-6 NO 5 ug/kg 09/29/94 Malrla Spike(s)i Aliquot or s Sam(* (eeow 1cuun d) with added quantities or specific compods and Trichlorofluoromethane 75-69-4 NO 5 ug/kg 09/29/94 i sub) ad to the ant To analyticwal procedure. n.ortrlx spike and matrlR spike dpllcote OC data are advisory. 1.1.2Trichlorotrl fluoroethane 76-13-1 NO 5 ug/kg 09/29/94I ma hod Blank: An onetytical centret consisting or all nonan[., Internal st-nd.rds, and surrogate standards Vinyl Chloride 75-01-4 NO 5 ug/kg 09/29/94 carr/ed through the entire arolytical process. Used tomonitor laboratory backgrovd and reagent contea(nation. Not Detected(RD)t Not detected at or above the reporting limit. Please see page 4 for comments regarding this sample. Relative Percent Difference (RPD): An Indication of method precision based on delicate analysis. NO - Not detected at or above the reporting limit Reporting Limit (RUT The lowest concentration routinely determined during laboratory operations. the AL Is * - Value above reporting limit "r at 1 to to times the Method Detection Limit (lou. Reporting limits are.atria, method, and analyte dependentand take Into account any dllutions performed as part of the anal ye la. Surrogate.t Organic coepou, which era similar to acolytes of interest in chemical behavior,but are not 1a 4 Inenvironmental •maples. Surrogatse are added to all blanks, calibration and check standards, sample., and spI ked samples. Surrogate recovery Is monitored as an Indication of acceptable ample preparation and Instrueental performance. Ot Surrogates diluted out. h Indicates result outside of established laboratory OC limits.