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SAN JOAQUIN Cy��Y PUBLIC HEALTH SERVICES/ENVIRONMENTAL HEi DIVISION <br /> VG-ST 1. ST WORKSHEET FOR SITE CLOSURE EVALUATION DATE <br /> NAME OF FACILITY 4. T — 7 SWEEPS CODE <br /> ADDRESS I° ',mac �4 � ct 1Y (,��� TANK [D # - <br /> TANK SIZE FUEL TYPE <br /> 11. GENERAL SITE HISTORY <br /> 1ff <br /> Is permit current? Yes No Permit # - Facility Status Code Doc.Soit/GW Cont Yes Na <br /> Number of Tanks at facility Age of Tanks(if available) Type of Tank Steel Fbrgt Sngt Dual <br /> III. TANK HISTORY <br /> Was Tank tested? Yes No Failed precision test 7 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 analyzed? Yes No BTXE TPH-G TPH-D Pb/EDB <br /> Type of failure/discharge catastrophic Long-term Leakage overfill unknown other: <br /> IV. REMOVAL HISTORY (ATTACH INSPECTION REPORT FOR SITE DETAILS/COLLECT DATA FOR LEACHING POTENTIAL ANALYSIS) <br /> Soil Samples Received Yes No Depth to Grand Water Ref/Year Average Annual Precipitation A- 14 10-25 <br /> On-Site Wells) Yes No Number 8 Type Irr Dao Pub <br /> S Score S Score S score <br /> Distance to Wells) 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 /> V. Site Feature - Leaching Potential Analysis E is met E is met E is met <br /> Minimum Depth to groundwater from the Soil Sample (feet) >100 51-100 25-50\1 <br /> Fractures in subsurface (applies to foothills or mountain areas) 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, ponds) None Unknown Present <br /> Unique site features: Recharge area, coarse soil, nearby wells. At least More than <br /> xxxxxx None one Coe <br /> COLUMN TOTALS»>TOTAL POINTS + + <br /> Sample Result: (B T X OR E) RANGE OF TOTAL POINTS 49 pts or more 41 - 48 pts 4 less <br /> B T X E 8 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 /> MAXIMUM ALLOWABLE TPH LEVELS (PPM) <br /> TPH DIESEL 10,000 1000 100 <br /> FOOTNOTES: ***If documented soil and/or ground water contamination is present, do not complete the leac 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 BTX8E are not applicable at a TPH concentration of 10 ppm (gasoline) or 100 ppm (diesel). <br /> VI. STAF= 2ECOMMENDAT I ON/CONCLUSION <br /> 1. Are BTX 8 E or TPH Concentrations > Allowable Levels <br /> 2. Recommend Site Closure Yes No If Yes, Refer to Site Mitigation for Evaluation 76 --,p T/�(n ce raA4__� <br /> VII. REVIEW EVALUATION - TO BE COMPLETED BY A SUPERVISOR/SENIOR `CD <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 />