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APPENDIX B OF THE TRI-REGIONAL RECOMMENDATIONS <br /> .CHECKLIST_OF-REQUIRED.DATA_FOR-CLOSURE-OE_UNDERGROUND-TANK-SITES — <br /> CLOSURE DOCUMENT APPLICATION <br /> 1. / Distance to production wells for municipal, domestic, agriculture, industry and other uses within <br /> 2000 feet of the site; "Gc!�ure Ric QSt IR--p,0 I (kapok Lq4q CC P, R) <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; CR R <br /> 3. Figures depicting lithology (cross section), treatment system diagrams; G�(Z <br /> 4. Stockpiled soil remaining on-site or off-site disposal (quantity); C R R <br /> 5. ✓ Monitoring wells remaining on-site, fate; CRR + Case elc,50re S,JNtrvuad� <br /> 6. ✓ Tabulated data of all ground water elevations and depths to water; 612.8 6 <br /> 7. ✓ Tabulated results of all sampling and analyses: <br /> --!--�Detection limits for confirmation sampling <br /> Lead analyses --____ <br /> --- -- ------------- - -- <br /> 8. 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 - �25fJa <br /> Vertical extent of soil contamination <br /> r Lateral extent of ground water contamination <br /> ✓ Vertical extent of ground water contamination - - <br /> 9. 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 /> — FRP <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. ::- <br /> —/Mass balance calculation of the substance treated versus-that remaining; <br /> 14. Assumptions, parameters, calculations and model used in risk assessments, and fate and transport <br /> � / modeling; - <br /> 15. Rationale why conditions remaining at they site will not adversely impact water quality, health, or <br /> other beneficial uses; and <br /> 16. — WET or TCLP results <br /> Comments: <br />