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4 APPEND- 3 OF THE TRI -REGIONAL RECOMR'NDATIONS <br />-.-_CHECKLIST-OF-RE D-DATA-FORCLOSURE, OE_UNDGROLZM-TA2IK-S <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,.,subsurface 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. 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'w'ater containination <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 ;round 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. 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: <br />