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SAN JOAQUIN COU?' ')ELIC HEALTH SERVICES/ENVIRONMENTAL HEALTHj.- 'ISION <br /> I. Ut..,.,ORKSHEET FOR SITE CLOSURE EVALUATION DATE <br /> NAME OF FACILITY �� SPS CODE <br /> ADDRESS TANK ID 0 - <br /> TANK SIZE L FUEL TYPE <br /> II. GENERAL SITE HISTORY <br /> Is permit current? Yes Nol Permit 9 - Facility Status Code Doc.Soil/GW Cont Yes No <br /> Number of Tanks at facility Age of Tanks(if available) Type of Tank Steel Fbrgl Sngl Dual <br /> III. TANK HISTORY <br /> Was Tank tested? Yes No Failed precision test ? Yes 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-O 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 Ground Water 'D" Ref/Year Average Annual Precipitation A=;14 10-25 <br /> On-Site Well(s) Yes No Number & Type Irr Dom Pub <br /> 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 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) Pr >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 1 -25 26-40\2 <br /> Man-Made conduits which increase vertical migration <br /> of leachate (i.e., septic systems, water wells, ponds) None nknown Present <br /> Unique site features: Recharge area, coarse soil, nearby wells. {'// At least More than <br /> xxxxxx No one one <br /> COLUMN TOTALS»>TOTAL POINTS <br /> mple Result: (B T X OR E) RANGE OF TOTAL POINTS 49 s or more 41 - 48 pts 40 pts or Less <br /> oC3 9P Ah <br /> f^ o?� 8 T X E B X ( E <br /> MAXIMUM ALLOWABLE B-T-X-E LEVELS (PPM) 1 50 50 50 .3 I.T <br /> 3 1. 1. NA\3 <br /> Sample�tesu�,t,$��0 I <br /> GASOLINE 1000 100 1Q <br /> IIKK�fTT�� �v MAXIMUM ALLOWABLE TPH LEVELS (PPM) <br /> TPHI 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 STX&E are not applicable at a TPH concentration of 10 ppm (gasoline) or 100 ppm (diesel). <br /> VI. STAFF RECOMMENDATION/CONCLUSION <br /> 1. Are BTX & E or TPH Concentrations > Allowable Levels *Yes T 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/S OR <br /> CONCUR WITH STAFF RECOMMENDATION FOR CLOSURE YES NO REFERRED TO SITE MITIGATION FOR EVALUATION YES 1 VINO1 <br /> DATE REFERRED / / DATE CLOSURE LETTER MAILED <br /> NAME OF <br /> EVALUATOR <br /> EH 23 80 (UGTWKSHT)\5/90 <br />