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APPENA 3 OF THE T91 REGI6NAL RECO -NDATIONS <br /> -,-----------CHECKLIST OE .UIRED.DATA -FORCLOSURE_OEI�_.GRQEZZLTANK c=FZ. <br /> CLOSURE CUbUM APPLICATION . <br /> 1. <br /> »rstaace to production wells for municipal, domestic, agriculture, industry and other uses within <br /> ZO�feet of the site; <br /> 2. /Site maks, to scale, of area impacted showing locations of former and existingtank systems, <br /> excavation contours and-sample locations, boring and monitoring well elevaon contours, <br /> ,gradients, and nearby surface waters, buildings, sane an&,sabssuface utilities; - - <br /> 3. Figures depicting lithology (cross section), treatment system diagrams; <br /> 4. S�icpiled sod remaining on-site or off-site disposal (quantity); <br /> 5. onitoring wells remaining on-site, <br /> 6. T fared data of all ground water elevations and depths to water; <br /> 7. <br /> ,. Tube results of all sampling and analyses: <br /> --r— on limits for confirmation sampling <br /> --analyses <br /> 8. _L Concentration contours of contaminants found and those remaining in soil and ground water, both <br /> on- and off-site: <br /> Lateral extent of soil contamination <br /> Vertical extent of soil contamination <br /> Lateral extent of ground water contamination <br /> --- -Vertical extent of groimd-;vi z contamination — - - <br /> 9. Zone of iniluence calculated and assumptions used for the subsurface remediation system and the <br /> zone of cqxure attained for the soil and ground water remediation system; <br /> 10. ' ,'-"�eportshnfotm.,ion missing from file Iq (l t., , - (' <br /> Unauthorized Release Form (URF) <br /> �GQMPs (Dams) <br /> PAR <br /> Other (report name) <br /> Well and boring logs <br /> 11. Best Available Technology (BAT) used or an explanation for not using BAT; <br /> 12. Reasons why "background" was/is unattainable using BAT; <br /> 13. Mass balance calculation of the substance treated versus that remaining; <br /> 14. _Z Assumptions, param etem calculations and model used in risk assessments, and fate and transport <br /> deling; -- --- <br /> 15. Z7,onale why conditions remaining at the site will not adversely impact water quality, health, or <br /> other beneficial uses; and <br /> 16.y WET or TCLP results <br /> Comments: <br />