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APPENDIX B OF THE TRI -REGIONAL RECOMSMENDATIONS <br />--------.--.CHE.CE=-OE. BEQUMM-DATA-FOS-CLOSURE_OE_UNDERGRouND-TANKSITES <br />CLOSURF�OCUMENT APPLICATION <br />1. Distance to production wells for municipal, domestic, agriculture, industry and other uses within <br />/ 2000 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 aearby surface waters, buildings, streets, ands4ubsurface utilities; <br />3. <br />Figures depicting lithology (cross section), treatment system diagrams; <br />4.Stockpiled <br />w <br />soil retraining on-site or off-site disposal (quantity); <br />5.. <br />Monitoring wells remaining on-site, fate; <br />6.Tabulated <br />data of all ground water elevations and depths to water, <br />7. <br />Tabulated results of all sampling and analyses: <br />Detection limits for confirmation sampling <br />�__� <br />Lead analyses <br />✓ <br />S. <br />Concentration contours of contaminants found and those remaining in soil and ground water, both <br />on- end off-site: <br />✓ <br />Lateral extent of soil contamination <br />1�s Vertical extent of soil contamination <br />l/ Lateral extent of ground water contamination <br />-- - - <br />- <br />- Vertical extent of'groiind-Water cG—ti iaation ---- – <br />9. <br />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. <br />Reportslinforrnation 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 />I1. <br />z <br />Best Available Technology (BAT) used or an explanation for not using BAT; <br />12. <br />Reasons why 'background" waslis unattainable using BAT; <br />13. <br />Mass bafance calculation of the substance treated versus that remaining; <br />14. <br />Assumptions, parameters, calculations and model used in risk assessments, and fate and transport <br />modeling; <br />15. <br />Rationale why conditions remaining at the site will not adversely impact water quality, health, or <br />other beneficial uses; and <br />16. <br />WET or TCLP results <br />Comments: <br />�«C Ctos.�fe. �QL10� " dq 6.-3 <br />