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(quarterly MaostassnS��°Fac�c A cnuey <br /> Canepa'S car Was FebrvarY <br /> Page -5 <br /> r at e site has ranged <br /> the depth to gr°undwat ant <br /> our <br /> maP (FIV <br /> Since Novembre <br /> er 1 �'groundwater elevation of W_1 and MW <br /> 5 feet bgs the`'icinity erly groundwater <br /> to 20 9� feet bmsl the site iii. <br /> from 19 88 ately 54 feet to 32 sv the center of Sazivary 2400 qui uarters 20001 <br /> from approxim dwater inoupding The first q <br /> Appersdsx A) sndicats groom egfect identified during onitonng results analytical results <br /> mounding with previous m laboratory <br /> 2 The groundwater e eraily Consistent recent 111--t ere d M � <br /> event is generally consistent nth es of interest were M Se Moor a ov <br /> monitorin$ e analytes <br /> laboratoryalytical results are g Bate that nope °f les collected from collected from <br /> analYticai results indi is m the groundwater sa�aa he groundwater samplesoundwater <br /> The laboratory rted detection rim weredetected In and MTBE were detected in the grgroundwater <br /> the laboratory re , .rP14_G, and MTS Ethe gr <br /> d Mw-8 B tion of toluene was detected in <br /> 7' and <br /> 1, 1�t1W-2, and SV-1 Low concentrations <br /> lowtio anaemia <br /> M from M W-3' the monitor <br /> sample collected fr les collected from Benzene and <br /> sample collected from M W-`1 decreased in the same pctaber 1999 <br /> ions generally ling event conducted in In contrast to detections of <br /> hydro casbon cancentrat _ of S-VEX, <br /> Petroleume revlous same <br /> )CC to the results of the p le collected frorri 999 The concentratia he previous <br /> wells with resp oundwater samPwell w October, flcantly lower than <br /> were not detected in <br /> ecgllected from SV-1 are sigin 199'1 <br /> toluene w the same le collected from well <br /> in lativa ' <br /> these constituents iii detected in ou�ater sample collected from this <br /> TPH-O, and MSE <br /> concentrations reported for the gr caded <br /> IO s Condor I 0'a <br /> IyDAT dated lune l2, 1998, ination at the <br /> 6.0 RECOivll investigation, extent of contain <br /> Groundwater Investeg her characterize the S/E requested a work uIan <br /> e Report — Soil and vestigatLon to Ron Rowe of the Pki Mr Rowe's req <br /> in d oundwater m 28, 1998, Mr In response to vestigative <br /> additional soil and gr tion activit1es used addatianai sn of the <br /> site Ina faxed document dot a d banal ,nvestiga 1998, descnbing Proposed <br /> �3pon rev1ew <br /> the recommended November 1'1 s d soil boxipgs ctenzatlan <br /> describing a work plan dated N onitor wells an a urger ehara <br /> binitted modified to include deep a work plan addendum <br /> Condor su the installation of e work plan Condor provided plan is pending <br /> activities including requested that thew lg, 1999,0 work A <br /> Mr Rowe req ted May royal of the <br /> 1 <br /> workplan, In a letter da Pk1S/'EHD aPP ation or <br /> cone penetrometeT a uifer characterization addttianal inform <br /> with a uested deep q If you need <br /> describing the i�q ril 2000 <br /> event is scheduled <br /> for Ap <br /> taring 209 234-051$ <br /> The next quarterly m 1 ase contact us at <br /> have dry questions,p <br /> submitted, <br /> RespectfullyINC �+ F. <br /> CONDOR EARS TE � <br /> COEOGIES, 4`c, <br /> Donald F Kresse <br /> istered Or GA�f�Q <br /> California Reg <br /> 8111 A Cook III Geologist#6430 <br /> Staff Geologist <br /> CONIDOR <br /> Q Ii707 Cane�'�acificl��er1Y NS�,no''A&1=4ot1 SannmYl�fVIR1-OU doe <br /> 1 i.1 f <br />