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TABLE 'I - CHECKLIST OF REQUIRED DATA <br /> FOR NO FURTHER ACTION REQUESTS AT UNDERGROUND TANK SITES <br /> Site Name and Location: Beacon Station#513,401 West Kettleman Lane, Lodi,San Joaquin County <br /> NA 1.Distance to production wells for municipal, domestic, agriculture, industry and <br /> other uses within 2000 feet of the site; <br /> Ya 2. Site maps. to scale of arra impacted showing locations of former and existing tank 2ystems. three 12,000-gal unleaded <br /> excavation contours and sample locations boring and monitoring well elevation contoulL gas USTs were removed in <br /> gradients and nearby surface waters, buildings. streetsand subsurface utilities, 11197. <br /> 0 3. Figures depicting lithology(cross section), treatment system diagrams; well and boring logs poorly sorted silty <br /> sand/sandy silt. <br /> Q 4. Stockpiled soil remaining on-site or off-si disposal(quantity); approximately 700 cu yds excavated,recycled at TPS <br /> Technologies,Inc.Richmond, CA <br /> 5. Monitoring wells remaining on-site, fate; 3 need to be destroyed <br /> FYD 6. Tabulated results of all groundwater elevations and depths to water; average 62.06 It bgs <br /> FY ] 7.Tabulated results of all sampling and analyses: <br /> FYIDetection limits for confirmation sampling <br /> DLead analyses <br /> a8. Concentration of contaminants found and those remaining in soil and Contamination:Soil beneath tanks 14115 ft <br /> groundwater, and both on-site and offsite: ND to 0.53 mg/kg MTBE,beneath dispenser <br /> Y Lateral and Y Vertical extent of soil contamination 5-8ft 17 mg/kg MTBE, 7.4 mgikg TPH-g,0.75 <br /> BTEX, 10.84 mg/kg TAME,Tert Butanol,and <br /> Y Lateral and Y Vertical extent of groundwater contamination methanol. Groundwater ND <br /> NA 9.Zone of influence calculated and assumptions used for subsurface <br /> FNA <br /> remediation system and the zone of capture attained for the soil and <br /> groundwater remediation system; <br /> FY ] 10.Reports/information Y❑Unauthorized Release Form 3110195 N❑QMRs(Dates) 3194 to 11/97 <br /> FY] Wel/and boring togs a PAR 1115193 DOther(report name) Tank Removal/Closure Rpt 1119198 <br /> 11.Best Available Technology(BAT) used or an explanation for not using BAT; Removed tanks,excavated soil limited by <br /> canopy post,monitored gw to ND <br /> FNAJ 12.Reasons why background wasps unattainable using BAT; <br /> a13.Mass balance calculation of substance treated versus that remaining; <br /> NA 14.Assumptions,parameters, calculations and model used in risk <br /> assessments, and fate and transport modeling; <br /> NA 1 15.Rationale why conditions remaining at site will not adversely Remaining contaminated soil is not impacting GW. Low <br /> impact water quality, health, or other beneficial uses;and concentrations of contamination in GW prior to removal <br /> of tanks and contaminated soil. <br /> NA 16.WET or TCLP results <br /> By: Comments: Remaining soil contamination: 7.4 mg/kg TPH-g, 0.0086 mg/kg benzene, 0.13 toluene, <br /> 0.053 ethylbenzene, 0.56 mg/kg xylene, 17 mg/kg MTBE, 0.039 mg/kg TAME, 1.6 mg/kg tert butanol, <br /> Dat 9.2 mgikg methanol. Ground water ND for all petroleum contaminants. <br />