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SAN JOAQUIN COU N BLIC HEALTH SERVICES/ENVIRONMENTAL HEALTH ION <br /> 1 UG ORKSHEET FOR SITE CLOSURE EVALUATION DATE <br /> NAME OF FACILITY _7 p1C lip vlGi �1)icll U SWEEPS CODE `7 <br /> ADDRESS <br /> ��Z�-1�d' L • I�C'G%i E,°� /���1 TANK ID # - <br /> TANK SIZE FUEL TYPE <br /> 11. GENERAL SITE HISTORY *** <br /> Is permit current? Yes No Permit # - Facility Status Code Doc.Soil/GW Cont Yes No <br /> Number of Tanks at facility Age of Tanks(if available) Type of Tank Steel Fbrgt SngL Dual <br /> 111. TANK HISTORY <br /> Was Tank tested? Yes No Failed precision test 7 Yes No If yes, give dates) <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/ED8 <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 Ground Water 1/4, Ref/Year Average Annual Precipitation A=114 10-25 <br /> On-Site Wells) Yes No Number 8 Type Irr Dom Pub S Score S Score S Score <br /> Distance to Well(s) from Tank ft; ft; ft C 10 pts C 9 pts C 5 pts <br /> 0 if D if 0 if <br /> R condition R condition R condition <br /> V. Site Feature - Leaching Potential Analysis E is met E is nret E is met <br /> Minimum Depth to groundwater from the Soil Sample (feet) 7&j Z v >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 None Unknown 5 Present <br /> of leachate (i.e., septic systems, water wells, ponds) <br /> Unique site features: Recharge area, coarse soil, nearby wells. At least More than <br /> xxxxxx None ( one one <br /> COLUMN TOTALS»>TOTAL POINTS Ib 7 <br /> Sample Result: (B T X OR E) RANGE OF TOTAL POINTS 49 pts or more (4'1_-_4B pts` 40 pts or less <br /> .0M ppW B T X E B T % E <br /> X N•b• .m opp', MAXIMUM ALLOWABLE B-T-X-E LEVELS (PPM) 1 50 50 50 .3 .3 1. 1. NA\3 <br /> Sam pIsu}b�. GASOLINE 1000 100 10 <br /> (�• _� MAXIMUM ALLOWABLE TPN LEVELS (PPM) <br /> 17 d •� TPH—�- DIESEL 10,000 1000 100 <br /> FOOTNOTES: ***If documented soil and/or ground water contamination is present, do not complete the Leaching 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. STAFF RECOMMENDATION/CONCLUSION <br /> 1. Are BT% 8 E or TPH Concentrations > Allowable Levels *Yes No <br /> 2. Recommend Site Closure Yes No *If Yes, Refer to Site Mitigation for Evaluation <br /> VII. REVIEW EVALUATION - TO BE COMPLETED BY A SUPERVISOR/SENIOR <br /> CONCUR WITH STAFF RECOMMENDATION FOR CLOSURE YES I INO REFERRED TO SITE MITIGATION FOR EVALUATION YES NO o <br /> DATE REFERRED / / DATE CLOSURE LETTER MAILED <br /> NAME OF <br /> EVALUATOR <br /> EH 23 80 (UGTWKSHT)\5/90 <br />