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TABLE 1 - CHECKLIST OF F EQUIRED DATA <br /> FOR NO FURTHER ACTION REQUESTS AlUNDERGROUND TANK SITES <br /> Site Name and Location: American Molding and Millwork, 2801 West Lane, Stockton,San Joaquin County (#391125) <br /> © 1. Distance to production wells for municipal, domestic, agriculture, industry and One supply well identified within 2,000 feet, <br /> other uses within 2000 feet of the site; and is located upgradient of the site. Nearest <br /> downgradient supply well approximately <br /> 3,500 feet from site. <br /> 2. Site maps, to scale, of area impacted showing locations of former ani I existing tank systems, In reports. <br /> excavation contours and sample locations, boring and monitoring well elevation contours, <br /> gradients, and nearby surface waters, buildings, streets, and subsurface utilities; <br /> 3. Figures depicting lithology(cross section), treatment system diagrams; In reports. <br /> 4. Stockpiled soil remaining on-site or off-site disposal(quantity);. Al removed and properly disposed of. <br /> 5. <br /> Monitoring wells remaining on-site, fate; All site monitoring wells ill be destroyed following Regional Board closure <br /> concurrence. .-�� <br /> 6. Tabulated results of all groundwater elevations and depths to water; In reports. <br /> Y� 7. Tabulated results of all sampling and analyses: In reports. <br /> Y❑ Detection limits for confirmation sampling <br /> ] Lead analyses <br /> F-18. Concentration contours of contaminants found and those remaining n soil Found in reports. Minimal residual <br /> and groundwater, and both on-site and off-site: concentrations pose no threat. <br /> Y] Latera!and Vertical extent of soil contamination <br /> Lateral and Vertical extent of groundwater contamin ition <br /> 9. Zone of influence calculated and assumptions used for subsurface Source removal (USTs), overexcavation of <br /> Elremediation system and the zone of capture attained for the soil and impacted soil (3,160 cu. yds.) and <br /> groundwater remediation-system; monitoring natural attenuation adequate to <br /> protect water quality goals and human health. <br /> 10:Reports/information y� Unauthorized Release Form © QMRs(Dates) <br /> Q Well and boring togs 0 PAR 0 FRP 0 Other, Closure and Closure Addendum <br /> 11.Best Available Technology(BAT) used or an explanation for not using BAT; UST removal, soil overexcavation and <br /> monitoring. <br /> ....:. �— �- — - <br /> —Achieved <br /> ©12.Reasons why background was/s unaffalnable using BAT,' <br /> 13.Mass balance calculation of substance treated versus that remaining; In reports. <br /> 14.Assumptions, parameters, calculations and model used in risk In reports. <br /> assessments, and fate and transport modeling; <br /> 15.Rationale why conditions remaining at site will not adversely Remaining minimal subsurface contamination will not <br /> I mpact water quality, health, or other beneficial uses; and degrade groundwater beneficial uses or threaten human <br /> health and safety. <br /> NA <br /> 16.WET or TCLP results <br /> By: JI Comments: The residual contamination remaining from the release does not pose a threat to sensitive receptors in <br /> the area, current groundwater beneficial uses, or threaten human health and safety. No further action is warranted <br /> Date: 9/29/09 for this site. <br />