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Site WsWry
<br /> Boyett Petroleum(4l9 S.lvtain SP-ag trCO
<br /> 2 of i 1
<br /> les were collected from each boring at depth intervals
<br /> oil
<br /> intervals for soil classificatia and 26-26.5and it-ace 5feet o
<br /> samples
<br /> re n
<br /> analyses. Laboratory analytical results of the
<br /> feet, 20-21.5 feet, h drocarbons were not detected at or above the laboratory
<br /> of 16-16.5etroleum Y
<br /> twelve soil samples indicated p les.
<br /> reported detection limits in any of the same
<br /> 4 feet bgs,
<br /> California, advanced
<br /> yaHp,in con}unction with VBl were
<br /> cu Testing et d to depths of _' and76.4
<br /> in CPT-1 at
<br /> On February 2,2001, were comp were encountered
<br /> two CPT borings at the site. CpT-1 and CPT-2 were encountered at depths of
<br /> Both borings were terminated due
<br /> so CPT- beds of clay
<br /> respectively- WHF submitted a report'If their findings of
<br /> depths of 20 to 24.1 feet and 50.2 to 57.6 f7 to eet g Wong of the S3CEHD
<br /> 23.8 to 26.4 feet,49.7 to 56.4 feet,ebruary ,2001,1 a feet
<br /> bJeffrey Well MW_
<br /> the,CPT borings to a letter dated completed a deep monitoring we QO 5 to
<br /> unction with Frontier'Drilling, approximately
<br /> April 25, 2001,WHIT, in conjunction Two soil samples were
<br /> On Ap feet bgs. The Screened interval aorrQx mately 1,7feet
<br /> ap
<br /> 9, to a depth of 5() was measured at Pp analyses'None of the analytes
<br /> 54.5 feet bgs Of
<br /> Ground rater depth of 43.5 feet and 50 feet for laboratory Y
<br /> the borehole at depthsdetected in the soil samples collect der ndicattedothat one
<br /> collected from TpH-G, and MTBF) were d }e collected from M
<br /> BTEX, groundwater camp mates/additives) were detected,
<br /> of concern{ asoline oxyg
<br /> analytical results of a gr and selected g ort o
<br /> MW-9. Laboratory gTEX, TPH-G, neentraL. In the Final Rep
<br /> of the analytes of concern {
<br /> a co X401, WHF concluded that the
<br /> tion of MTBE, which was detected natio dated Sunc 2 }- arid
<br /> recommended that
<br /> With the exceP
<br /> Findings- Lateral Extent of Groundwater Cont had ,i identified
<br /> well be installed directly east of
<br /> oleutn hydrocarbon contaminate a additional monitoring e ell b a entified.
<br /> source of the Petr continue, one ad
<br /> quarter}y groundwater monitoring
<br /> and that no remedial action be taken at this site until the source was water levels and collect
<br /> the fuel island,a groundwater
<br /> 26 2Q02, a representative of Candor wasonsite fo to third quarter
<br /> Mme'-g and Muter
<br /> i
<br /> on September les at monitoring wells MW-1 through M 6 were heavily silted,
<br /> groundwater camp ,sells MWy4�MW-5,and MW- action of the field activities.
<br /> monitoring event,Monitoring was onsite to observe a p
<br /> ,vete dry.Nlr• Jeffrey Wong of the 5JCEHD monitoring wells 1'�r1W-4,
<br /> resentative was onsite to redeveloplied to MW-4 and MW
<br /> a Condor rep procedure app
<br /> At the request of the S3GEHD= water, and then bailing the water from the wells. The
<br /> W_5, and MW-6 an September 27, 2002. The redevelopment P well-rounded, and well-sorted
<br /> M the wells with potable
<br /> consisted of flushing sediment
<br /> significantly reduce the . ide the well
<br /> amount 1 Based on Co dors field
<br /> sediment removed from the wells con led oisted of gndlmn to coarse-grained,ccessfu .
<br /> sed ment activities fa pack to
<br /> sand. The redevelopment of MW-4 and MW-5 was not su the annular sand
<br /> consequently, ed and allowing
<br /> casings; redeveloped by removing a significant amount of the
<br /> eared the casings of these wells are velop collected for laboratory analyses from
<br /> observations, it app s MW-6 was successfully le was with petroleum
<br /> infiltrate inside the casing • p, ground same or odors associated
<br /> sediment from inside the well casing, roduct, sheen, the third quarter 2002 quarterly
<br /> MW-6 on September served
<br /> din any
<br /> floating P during led contained a significant
<br /> of the wells sampledwells camp les collected at the
<br /> hydrocarbons were obsen'ent.tAll of the groundwater monitoring groundwater camp
<br /> groundwater monitoring analytical results for the g Bles C TPH-C, and
<br /> ended sediment. Laboratory es of concern {
<br /> amount of suspended 2002, indicated that none of the analytes reported detection limits
<br /> site on Septelnbex 26 and 30, sere detected at ox above the laboratory TBE was detected in the
<br /> selected gasoline axygenatesladditives} 3 hrlW-6, and MW-
<br /> groundwater samples collected from Mal-
<br /> V,�-7, and MW-9• TSE was detected in the
<br /> in the gr les collected from MW-1, MW-2, M
<br /> dwater saml� MW-1 and MW-7• Static water love
<br /> ve sout'V outhwest eenients collecte on
<br /> gr° les collected from
<br /> groundwater same enerally indicated a groundwater flow direction to th
<br /> September 26,2002, 9
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