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qo �j . W�ak <br /> APPEND B OF THE TRI-REGIONAL RECOI2IENDATIONS <br /> _-- ---.-CBECKLIST.-OE-REQUIRED.-DATA-FGR-.CLOSURE.-OE-.UNDERGRQLIND_T. NK-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; <br /> 2.\J:�)__ 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. l Figures depicting lithology (cross-section), treatment system diagrams; <br /> 4. Stockpiled soil remaining on-site or off-site disposal (quantity); <br /> 5. ''1 Monitoring wells remaining on-site, faze; 40 (gk � <br /> 6. Tabulated data of all ground water elevations and depths to water; <br /> 7. Tabulated results of all sampling and analyses: <br /> Detection limits for confirmation sampling <br /> -------- -- — — i Lead analyses...— C N� <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 <br /> Vertical extent of soil contamination <br /> 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 0D A,"- �Lz cj- P tf C <br /> Unauthorized Release Form (URF) <br /> QMRs (Dates) <br /> PAR <br /> FRP <br /> Other (report name) <br /> - Well and boring logs <br /> 11. f Best Available Technology (BAT) used or an explanation.for not using BAT; <br /> i� <br /> 12. ✓ Reasons why "background" was/is unattainable using BAT; l <br /> 11A a . <br /> 13. 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 /> 15. ��odeling; <br /> , Rationale whyconditions remaining at the.site will not adversely impact water quality, health or <br /> g Y P 4 ry, , <br /> other beneficial uses; and <br /> 16. WET or TCLP results <br /> Comments: <br />