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' 10 <br />' Comments - <br />By <br />Dace <br />Reportslinformation <br />Unauthorized Release Form (URF) <br />QMRs (Dates) <br />PAR <br />FRP <br />Other (report name) <br />Well and boring logs <br />11 Z Best Available Technology (BAT) used or an explanation for not using BAT, <br />12. y/ Reasons why "background" was/is unattainable using BAT, <br />13 _Z_ Mass balance calculation of the substance treated versus that remaining, <br />14 _Z_ 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 NA WET or TCLP results <br />kPPENDCX B OF THE TRI -REGIONAL RECOMNIENDATIONS <br />CHECKLIST OF REQUIRED DATA FOR CLOSURE OF UNDERGROUND T-�NK <br />SITES <br />' CLOSURE <br />DOCUMENT APPLICATION SFTE.P, �� v� S c1�of c�- <br />1 <br />Distance to production wells for municipal, domestic, agncuiture, industry and other uses withm <br />2400 feet of the site, <br />2 <br />/ <br />.JL <br />Site toms, to scale, of area impacted showing iecauons of former and existing tank systems, <br />excavation contours and sample locations, boring and monitoring weil elevation contours, <br />' - <br />gradients, and nearby surface waters, buildings, streets, and subsurface utilities <br />3 <br />Figures depicting lithology (cross section), treatment system diagrams, <br />4 <br />Stockpiled soil remaining on-site or off-site disposal (quantity), <br />S <br />Monitoringwe - <br />IIs remauung on-site, fate, <br />' b <br />-Z_ <br />Tabulated data of all ground water elevations and depths to water; <br />7 <br />✓ <br />Tabulated results of all sampling and analvses <br />' <br />Detection limits for confirmation sampling <br />Lead analyses ' <br />8 <br />-L/—' <br />Concentration contours of contaminants found and those remaining in soil and ground water, both <br />' <br />on- and off -site - <br />Lateral extent of soil contanunation <br />Vertical extent of soil contamination <br />Lateral extent of ground water contamination <br />Vertical extent of ground water contamination <br />' 9 <br />VA <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 />' Comments - <br />By <br />Dace <br />Reportslinformation <br />Unauthorized Release Form (URF) <br />QMRs (Dates) <br />PAR <br />FRP <br />Other (report name) <br />Well and boring logs <br />11 Z Best Available Technology (BAT) used or an explanation for not using BAT, <br />12. y/ Reasons why "background" was/is unattainable using BAT, <br />13 _Z_ Mass balance calculation of the substance treated versus that remaining, <br />14 _Z_ 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 NA WET or TCLP results <br />