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Table 1 <br /> Sampling Matrix <br /> Lincoln Center <br /> Stockton,California <br /> Data or Sample <br /> Data Collection Activity Collection Boring/V✓ell Construction Details Sample Sampling Number of <br /> Location Medium Sample Depth Data Collection or Sampling Method Frequency Samples per Laboratory Analysis <br /> Event <br /> Installation of 1 exploratory Baring E81 Boring EBI will be advanord to the top of the Soil Vxithin A- 24*Ira <br /> unces of soil representative of the A-zone Once <br /> boning within the Phase V BIC-Aquitard. After samples are obtained, Two COO(Method <br /> area. Zone Aquifer ifer and 24 ounces of soil representative of 5220C) <br /> the boring in be ba�lletl with grout and Within e- -zone Aquifer will be collected directly from <br /> abandoned in accordance with appliWble Zane Aquifer ontinuous core and transferred into As,Ca,Cr,Fe,K. <br /> regulations, ratory supplied glass jars to be wmposiled Mn.Na(Method <br /> e laboratory. 60108) • <br /> Installation of 2 soil borings Boring B3 Borings B2 and B4 will be advanced to aSulfate,Nitrate as <br /> within the plume. Boning B4 maximum depth of 140 feet bgs. After • N.Nitrite as N <br /> samples are obtained,the boxings will be (Method 300) <br /> converted into B-Zone groundwater Groundwater 10 foot intervals ndwater samples will be collected using a Once To be determinedmonitoring wells as tlesuibetl below. within the A-and opunch sampler antl transferred into VOCs(Methd <br /> &Zone aquiters ratory supplietl VOA vials. basetl on fieltl 82808) <br /> casedionsInstallation of 4 A-zone Boxing Al/Wall Ai Ai i, Is will beconstruded using schedule Grountlwater Center of the ndwater sam les v411 be wllected withingroundwater monitoring 80,2-inch PVC casing with a gush mount completed nated PDBs and transferred into laboratory Duartedy One VOCs(Methwells within antl Boning A2/Well A2 surface completion. monitoring well lietl VOA vials. 8260B) <br /> downgradient of Me plume. screen <br /> Boring A3/WeII.A3 Well screen intervals will be based on(eltlobservations and range between 40 antl 70 <br /> Boring A4/Well A4 feet bgs. <br /> Installation of 4 B-Zone Boring B1/Well Bi All wells will be conswgetl using schedule Grountlwater Center ofthe ntlwater samples will be collected within Ouarteri Onegroundwater moniladng 80,2-inch PVCcasing with a gush mount corn letedy VOCs(Method <br /> wells within and Baring BZ Well B2 surtace completion. P nated PDBs and transfened into laboratory VOCs(downgradient of the plume. monitoring well lietl VOA vials. <br /> Boring 83/Well B3 Well screen intervals will be based on field screen <br /> observations and range between BO and 130 <br /> Boring B4/Well 84 feel bits. <br /> Installation of 1 A-Zone Boning A5/Well A5 All wells will be constructed using schedule Groundwater Center of the Groundwater samples will be collected Within <br /> groundwater monitoring 80,2-inch PVC casing with a gush mount p Quarterly One VOCs(Methotl <br /> well downgradient of the wmpleted designatetl PD 3s and transferred into laboratory 82608) • <br /> surface completion, monitoring well supplietl VOA vials. <br /> plume. <br /> Well sueen intervals will be based on field Susan <br /> observations and range between 40 and 70 <br /> feet bgs. <br /> Notes: <br /> As=arsenic Fe=iron PDBs=passive diffusion bags <br /> bgs=below ground surface K=potassium PVC=polyvinyl chloride <br /> Ca=calcium Mn=manganese VOA=volatile organic analysis <br /> COD=chemical oxygen demand N=nitro en g y <br /> Cr=chromium g VOCs=volatile organic compounds <br /> Na=sodium - <br /> ceosmtec cons l o <br /> Pagel <br /> Pape t of t <br />