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QUAIZ"TEIZLY GIZOUNDWAniz MONITORINC IZEPORT <br /> FOUIZTII QuAIZ"TF..1Z, 1997 <br /> Ilern►an S 11elen's Marina <br /> Venice Island Ferre <br /> Stockton, CA <br /> San .ioaquin County <br /> i'repared by <br /> CONDOR FIA1011 TLCIINOLOGIES, INC. <br />' .1.11►uary 23, 1998 <br /> r1. INTIZOUL?CTION <br /> On December .,1. 1997. Condor Larth Tcchnologics, Inc. (Condor) conducted quarterly groundN�ater monitoring <br /> at Herman. h Helen's \'farina located at Venire Island Ferry in Stocton. California (Figures 1 and 2, Appendix <br /> A). The NNork described in this report %sas conducted in accordance %%ith sampling procedures included in Wm-k <br /> Mtn) - .11riu fol. Wc/1Imstu11tilimi, dated May 30, 11)97, prepared by Condor. The \pork plan \sas approvcd by Mr. <br /> Ronald Ro\,\c of the Sail Joaquin County Public Health Sort ices:'Lm ironmcntal Health Department (NIST111)) <br /> Lin Jule K. 1 Q97. The fourth quarter. 1997, ninnitoring described in this repast is the first quarterly ,sround\�ater <br /> monitorim-, e\ent to be conducted at the site. 'Iles report \Nas prepared at the• rcllur:st ni \1r. 1)atid tismith o�' <br />' I lerman l lelcn's Marina. <br /> Laborator\ analysis of the samples collected from the monitor %tells included bertrenc, toluene. etlty1 benzene <br /> and total xylenes (I3T1: ), total petmlcumhydrocarbons quantified as gasoline (TI'll-(;), selected casolirte <br />' oxygenates additives, and selected parameters for e\aluatintt the potential for intrinsic bioremediation. Field <br /> analysis of the samples collected from the monitor wells also included selected intrinsic bioremediation <br /> paramctcrs. This report includes a site history. .r suntrnarN of the CUrrcmt monitoring e\cnt (including a <br /> description of the sampling and results of laboratory analyses). a summary of- the intrinsic bioremediation <br /> parameter data_ and summar,,-lconclusions. <br /> 2. SITZ: BACKGIZOUND <br /> On Octoher M. 11191. Warren l:. (;urttc5 I:xcavatine. inc., of Rio Vista. California. excavated and rartuncll force <br /> underground storage tanks (115Ts) from the Site (FiL�urc 2. Appendix A). 'i'lte UST." (TKI, TKI and TKI) <br /> contained gasoline and diesel file]. A small hole %\as found on tltt lan\rr till cod of"V0 (diesel tank). Petroleum <br /> stainin.g and odors wcre noted in the soil beneath the farmer loCiltiorts (}ftlte l'S']s. Six soil sartlples \\ere <br /> h <br /> tat CONDOR <br />