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APPENbwi. B OF THE TRI-REGIONAL RECONwKENDATIONS <br /> CHECKLIST-OF-REQUIRED.-DATA-FOR-CLOSURF--OE-UNDERGROLMMLTANY Sa-EC -- <br /> CLOSURE DOCUMENT APPLICATION <br /> 1. Distance to production wells for municipal, domestic, agriculture, industry and other uses within <br /> 2400 feet of the site; <br /> 2. Site maps, to scale, of area impacted showing locations of former and existing tank systems, <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 ((.7oss section), treatment system diagrams; <br /> 4. Stockpiled soil remaining on-site or off-site disposal (quantity); <br /> 5. tu- Monitoring wells remaining on-site, fate; <br /> 6. Tabulated data of ail ground water elevations and depths to water; <br /> 7. Tabulated results of all sampling and analyses: <br /> Detection limits for confirmation sampling <br /> 8.GI Concentration contours of contaminants found an6ose remaining in soiled ground water, bot\h� <br /> on- and off-site: <br /> "- Lateral extent of soil contamination <br /> 4 Vertical extent of soil contamination <br /> Lateral extent of ground water contamination <br /> Vertical extent of ground-water contamination <br /> 9. (VA Zone of influence calculated and assumptions used for the subsurface remediation system and the <br /> zone of capture attained for the soil and ground water remediation system; <br /> 10. Reports/information missing from file <br /> Unauthorized Release Form (URF) <br /> QMRs (Dates) <br /> PAR <br /> SN <br /> 1. ,Other (report name) <br /> ti` Well and boring Iogs <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. QP :Assumptions, parameters, calculations and model used in risk assessments, and fate and transport <br /> �1 modeling; <br /> 15. Rationale why conditions remaining at the�site will:not adversely impact water quality, health, or <br /> �— other beneficial uses; and <br /> 16. A A WET or TCLP results <br /> Comments: �rA.rc`,t' <br /> :�1L Li�B�� c•7�.Lii� "'�c`#�CL.i 1Lr� 'l �� 'l�•,� !�` GtU�v �cV <br /> c <br />