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SAN JOAQUIN COO PUBLIC HEALTH SERVICES/ENVIRONMENTAL HEAI&IVISION <br /> /WORKSHEET FOR SITE CLOSURE EVALUATION DATE _ O <br /> NAME OF FACILITY SWEEPS CODE <br /> 'ADDRESS TANK ID # - <br /> TANK SIZE FUEL TYPE �.� S I D� J /� U�J�,AA� E <br /> L GENERAL SITE HISTORY SPq C-) D/ �/W y <br /> •» <br /> Is permit current? Yes No Permit # - Facility Status Code Doc.Soil/GV Cont Yes No <br /> Number of Tanks at facility Age of Tanks(if available) Type of Tank Steel Fbrgl Snal Dual <br /> :I. TANK HISTORY <br /> ,!Was Tank tested? Yes No Failed precision test 1 Yes No If yes, give date(s) <br /> Was a repair made to the tank system? Yes No If yes, what was repaired? <br /> Was repair done under inspection? Yes No Were soil samples anaLyzedl Yes No BTXE TPH-G TPH-D Pb/EDB <br /> ;Type of failure/discharge catastrophic long-term leakage loverfitt unknown other: <br /> 1. REMOVAL HISTORY (ATTACH INSPECTION REPORT FOR SITE DETAILS/COLLECT DATA FOR LEACHING POTENTIAL ANALYSIS) <br /> ;Soil Samples Received Yes No Depth to Ground Water 1t D Ret/Year / Average Annual Precipitation A= 14 10-25 <br /> Cn-Site Welt(s) Yes No Number I I Dom Pub <br /> 5 Score S Score S Score <br /> Distance to WeIL(s) from Tank ft; ft; ft C 10 pts C 9 pts C 5 pts <br /> 0 if 0 if 0 if <br /> R condition R condition R condition <br /> IV. Site Feature - Leaching Potential Analysis E is met E is met E is met <br /> Minimum Depth to groundwater from the Soil Sample (feet) 4- D,�� >100 51-100 25-50\1 <br /> Fractures in subsurface (applies to foothills or mountain areas) 0 None Unknown Present <br /> (Average Annual Precipitation (inches) xxxxxx <10 9 10-25 xxxxxxx 26-40\2 <br /> Man-Made conduits which increase vertical migration <br /> of leachate (i.e., septic systems, water wells, pords) None R Unknown Present <br /> Unique site features: Recharge area, coarse soil, nearby wells. At least More than <br /> xxxxxx None one one <br /> COLUMN TOTALS»>TOTAL POINTS Dt a ♦ � _ t� <br /> Sample Result: (B T X OR E) RANGE OF TOTAL POINTS 49 pts or more 41 - 48 pts 40 pts or less <br /> B T X E B T X E <br /> MAXIMUM ALLOWABLE B-T-X-E LEVELS (PPM) 1 50 50 50 .3 .3 1. 1. NA\3 <br /> Sample Result: GASOLINE 1000 100 10 <br /> (yrs MAXIMUM ALLOWABLE TPH LEVELS (PPM)11 <br /> 0 CJ TPH DIESEL 10,000 1000 100 <br /> FOOTNOTES: ***If documented soil and/or ground water contamination is present, eaching potential <br /> analysis. (i.e., site is currently on UGT Contamination List for soil or ground water.) <br /> \1 If depth is > 5 ft. and < 25 ft., score 0 points. If depth <=5 ft., do not use table. <br /> \2 If precipitation is > 40 inches, score 0 points. <br /> \3 Levels for BTXBE are not applicable at a TPH concentration of 10 ppm (gasoline) or 100 ppm (diesel). <br /> I. STAFF .-RECOMMENDATION/CONCLUSION <br /> 1. Are BTX 8 E or TPH Concentrations > Allowable Levels *Yes No <br /> 2. Recommend Site Closure Yes No X If Yes, Refer to Site Mitigation for Evaluation <br /> 11. REVIEW EVALUATION - TO BE COMPLETED BY A SUPERVISOR/SENIOR <br /> CONCUR WITH STAFF RECOMMENDATION FOR CLOSURE YES NO REFERRED TO SITE MITIGATION FOR EVALUATION YES NO <br /> DATE REFERRED / / DATE CLOSURE LETTER MAILED <br /> NAME OF <br /> EVALUATOR <br /> EH 23 80 (UGTWKSHT)\5/90 <br />