ARCHIVED REPORTS_XR0004425 - Laserfiche WebLink

Home Browse Search

site His€ori 419 5.Main StManteca) , jaoYett Peiroleutn Page 7 of 12 the July 22, 24Q3> 13.55 feet)decreased with with that calculated far hwest, cans'tstenoundWater elevation direction to the lout verage In addittony the a collect grgundwater how event. �} feet. water Levels ani-�� and animring event by Q' on site to yneasure wells M, - , M graundwa�r m reviaus monitoring Monitoring, as a result, respect to the p re resentative was Mw-g. and Mw-g Purged drys analytical 2{1ti3, a Condor p 1 through M -75 9 Eaborato'ry ber 310, wellsM � MWS 6, t and�,tl J- that gTEX on Septem les at Monitoring wells Mw- 2403, indicated at or above and monitoring wells from monitoring ternt 30' q, W-9; groundwater same �e site an Sep G were not detected and M1ht_5 were dry les were collect le°c©1lected at TBE, and TPH- from M laboratory ter satrap other than M 00 91 ells. The graundwat the grnundvva roundwater samplesboth monitoring tration of results fpr gasoline axygenale limitsinthe g from • dicated the 1°west historical concentration of detection saxa'PXes collected in the well'5 constituents, g reported ater event€n decrease of the the laboratory ixi the grat"t �� monitoring M.,�,1-1. 'The to the depth etevation detected ber 24 fromMW-1 was attributed roundwater MTBE was le collected The average g feet. An estimated analytical results for the�opndtir,ater sample-collected from the. site. 0,54 detected in the g oundwater satrap resent at ust 2403 by roundwater elevations MTBE in the gT roundwater conditions present in Aug the ltiw g MTBE detected• low g monthly monitoring due to al and the Last m was not calculated screened interval ect to carter 2043 ush boring decreased with resp the third 9. dtTect p anon raclient fear 6,and Mw- anon using Mater Investig groundwater gwells MW-2,Mme- roundwater investig Ground; airs(CPT_ ducted a g With the additional CpT baring p were in monitoring 2003>Condor can of four deep CPT baring pairs 0 through 23' ed in general accordance h Hl,_5). }cal and On October 2 Was perform iced the 1 throug the user work 2003. Candor supeiv borings (NP- anon and to evaluate i'minant down- methads.The June 2 , h dropunch is infors L3T5 and in the p to depths n dated 3 and five shallow Y ce litholeg. of the 6 were advanced depth of Y through plan, the vicintt!' 4 and CPT" mated at P 3 throng 1430tions t0 Collect su13Su a T-3, Cp r- , term provide a in fflsir ntamination, in and WWS advanced roundwater co lame.Borings CP refusal baring was advanced top advanced of the contaminant p CpT.5 enctiunteied first ryas n lateral extent of g baring at each pair location identified'n feet bgs� baring pair location'baring horizons 3 through gradient direction p,t each deep The second le from saturated s CpT- of aPpTll"L"" e6 feet rome. each of hotting Tome. Five ately 6b feet the subsurface safe rete groundwater samp approxim to of the le was boring's lith°logic llateral extent ntinuous g to collect a d collect cli m ate the nine near-co to the first boring sane sail same defined in les to investigate proximal s from the first baring clay horizon rab same fume A total of C gTEX and geologic log ediately above a roundwater grab of the p zed for TP"- CPT-� from imm ere advanced to collect S and down_g sand analy orings 'K roundv,+ater crass- the boring hydropunch b i,5 shatlov� g les were collected from 6 and HP-1 Qf c�,ritasr�inat;on ail saml? h CPT- reported threes CPT-3 throug roundwater and above the labor °CiS'p1-6,Hp- g enate�additives. les collected frartnof 3 throng gasoline oxyg roundwater samp detected CpT_ 3 TBA was for the g dv - were nOtles collected from 4 and NP- analytical resuhat BTEX and ter samp from CPT- Gabaratai raundwa les collect was detected in groundwater samp es h Hp-� indicated CA les collected throng MTBB was detected in oundWater samp 2-D for the soil samp l�, TBE, from CPT-4' 1, results other than` detection limits E was detec le c collected analytical erected in 1, and HP'3 TAM 6 Laboratory mate add'ttiN4TBE was detected in a groundwat p�5p and Com- that BrIEX, gastiline de ectian limits. investigation detected CpT_4, S indicated re ortedraundwater collected from and CpT- r 2003 on and Installation. �`> t or above the laboratory The October Well Destruct from CPT`3' CpT detected a 3 and CPT' p oriitor TP"-C' Were not d from CPT- atir��, and collected roundwater Inyestig 2004. the sail condor's Additional G ort,dated January 30' describ emddiation Pump Pest Rep and Interim R