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r <br /> APPENDS OF THE TRI-REGIONAL RECONUftegDATIONS <br /> _-- ---CHECKLIST-OF-REQUntED.-DATA-FOR-CLOSURE._OLJNLTANK-SI�TES <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. _� 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,4ubsurface utilities; - <br /> 3. Figures depicting lithology (cross-section), treatment system diagrams; <br /> 4. ✓ Stockpiled soil remaining on-site or off-site disposal (quantity); <br /> 5.�(I�✓ Monitoring wells remaining on-site, fate; <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 /> -Lead analyses <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 <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/isNunattainable using BAT; <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 /> 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. ✓ WET or TCLP results <br /> Comments: SE. FILLS 'FAQ ►�efAiLS <br />